398889216 (number)
398889216 is an even 9-digits composite number following 398889215 and preceding 398889217. In scientific notation, it is written as 3.98889216 × 10^8. The sum of its digits is 54. It has a total of 12 prime factors and 108 positive divisors. There are 120867840 positive integers (up to 398889216) that are relatively prime to 398889216.
Interesting facts
- 398889216 has 108 divisors, whose sum is 1254729840
- The reverse of 398889216 is 612988893
- Previous prime number is 11
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 54
- Digital Root 9
Name
Name | three hundred ninety-eight million eight hundred eighty-nine thousand two hundred sixteen |
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Notation
Scientific notation | 3.98889216 × 10^8 |
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Engineering notation | 3.98889216 × 10^6 |
Prime Factorization of 398889216
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 15739
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 12 | Total number of prime factors |
rad | Radical | 1038774 | Product of the distinct prime numbers |
The prime factorization of 398889216 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 15739. Since it has a total of 12 prime factors.
Most popular turbo-numbers
Basic calculations (n = 398889216)
Multiplication
n×yn×2 | 797778432 |
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n×3 | 1196667648 |
n×4 | 1595556864 |
n×5 | 1994446080 |
Division
n÷yn÷2 | 199444608 |
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n÷3 | 132963072 |
n÷3 | 99722304 |
n÷5 | 79777843.2 |
Exponentiation
nyn2 | 159112606641094656 |
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n3 | 6.3468302918783E+25 |
n4 | 2.5316821592124E+34 |
n5 | 1.0098607116494E+43 |
Nth Root
y√n2√n | 19972.211094418 |
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3√n | 736.12364022417 |
4√n | 141.32307346792 |
5√n | 52.501348576188 |
Divisors of 398889216
108 divisors
τ | Total Divisors | 108 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -398889215 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0092592592592593 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 108 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 398889216 can be divided by 108 positive divisors. The sum of these divisors (counting 398889216) is 1, the average is 0.0092592592592593.
Base conversion 398889216
Base | System | Value |
---|---|---|
2 | Binary | 10111110001101001000100000000 |
3 | Ternary | 1000210120200010200 |
4 | Quaternary | 113301221010000 |
5 | Quinary | 1304103423331 |
6 | Senary | 103325325200 |
8 | Octal | 2761510400 |
10 | Decimal | 398889216 |
12 | Duodecimal | b1706800 |
16 | Hexadecimal | 17c69100 |
20 | Vigesimal | 64d130g |
36 | Base36 | 6lhkw0 |
Cryptographic Hash Functions
md5 | 5effe4c2576f39a1039681542b6a0a03 |
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sha1 | 83eb4fc30b6d2f885156046c6e90dfd7ddb8917d |
sha256 | b44fee4a4887bebb141b31625fae809b9d29698423c82a68069c70bf468f688a |
sha512 | 62551f326ffa3ae5d1888ce329fedc672c2a3576e9ae96673ad858b4eba89359a8e93ad0bc8a8acf65f363019ffc8135d063d73f9f1c9f7923fb871a88899037 |
ripemd-160 | 40d6408c1af441f7ffd71524c11b937632a4e2d5 |
398889216 as geometric shapes
Circle
Radius = nDiameter | 797778432 |
---|---|
Circumference | 2506294861.1636 |
Area | 4.9986699611719E+17 |
Sphere
Radius = nVolume | 2.6585540558061E+26 |
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Surface area | 1.9994679844687E+18 |
Circumference | 2506294861.1636 |
Square
Length = nPerimeter | 1595556864 |
---|---|
Area | 159112606641094656 |
Diagonal | 564114539.15157 |
Cube
Length = nSurface area | 954675639846567936 |
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Volume | 6.3468302918783E+25 |
Space diagonal | 690896388.70332 |
Equilateral Triangle
Length = nPerimeter | 1196667648 |
---|---|
Area | 6.8897779706774E+16 |
Altitude | 345448194.35166 |
Triangular Pyramid
Length = nSurface area | 6.8897779706774E+16 |
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Volume | 7.4798112307122E+24 |
Height | 188038179.71719 |