398987072 (number)
398987072 is an even 9-digits composite number following 398987071 and preceding 398987073. In scientific notation, it is written as 3.98987072 × 10^8. The sum of its digits is 53. It has a total of 10 prime factors and 112 positive divisors. There are 168960000 positive integers (up to 398987072) that are relatively prime to 398987072.
Interesting facts
- 398987072 has 112 divisors, whose sum is 924787584
- The reverse of 398987072 is 270789893
- Previous prime number is 41
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 53
- Digital Root 8
Name
Name | three hundred ninety-eight million nine hundred eighty-seven thousand seventy-two |
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Notation
Scientific notation | 3.98987072 × 10^8 |
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Engineering notation | 3.98987072 × 10^6 |
Prime Factorization of 398987072
Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 23 × 11 × 41 × 601
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 10 | Total number of prime factors |
rad | Radical | 12468346 | Product of the distinct prime numbers |
The prime factorization of 398987072 is 2 × 2 × 2 × 2 × 2 × 2 × 23 × 11 × 41 × 601. Since it has a total of 10 prime factors.
Most popular turbo-numbers
Basic calculations (n = 398987072)
Multiplication
n×yn×2 | 797974144 |
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n×3 | 1196961216 |
n×4 | 1595948288 |
n×5 | 1994935360 |
Division
n÷yn÷2 | 199493536 |
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n÷3 | 132995690.66667 |
n÷3 | 99746768 |
n÷5 | 79797414.4 |
Exponentiation
nyn2 | 159190683623133184 |
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n3 | 6.3515024748472E+25 |
n4 | 2.53416737524E+34 |
n5 | 1.011100021005E+43 |
Nth Root
y√n2√n | 19974.660748058 |
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3√n | 736.18383089229 |
4√n | 141.33174005883 |
5√n | 52.503924262715 |
Divisors of 398987072
112 divisors
τ | Total Divisors | 112 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -398987071 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.0089285714285714 | 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 | 112 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 398987072 can be divided by 112 positive divisors. The sum of these divisors (counting 398987072) is 1, the average is 0.0089285714285714.
Base conversion 398987072
Base | System | Value |
---|---|---|
2 | Binary | 10111110010000000111101000000 |
3 | Ternary | 1000210202122100222 |
4 | Quaternary | 113302000331000 |
5 | Quinary | 1304120041242 |
6 | Senary | 103331402212 |
8 | Octal | 2762007500 |
10 | Decimal | 398987072 |
12 | Duodecimal | b1753368 |
16 | Hexadecimal | 17c80f40 |
20 | Vigesimal | 64dd7dc |
36 | Base36 | 6ljoe8 |
Cryptographic Hash Functions
md5 | 9f610a0ecac84ba51f70bb426c787a1b |
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sha1 | 2af66ddb389b157503deb13c0c8ae4c976ac11f4 |
sha256 | bd9ceaef65178f913cd4b7e5d141a1725b8fc6634a5d448f965dbe11749cb326 |
sha512 | c64beaac1ba911e15f577ce3443fbd8f0a5da16e6d2f33b72346daa7d8c4ebc221afb3821ad964ed05f46c28d1fd3b162052f6b0f8b27ce842dea943ecc3e63d |
ripemd-160 | d502a150c70ee665ae7588c8d3e3834458320b39 |
398987072 as geometric shapes
Circle
Radius = nDiameter | 797974144 |
---|---|
Circumference | 2506909708.545 |
Area | 5.0011228219037E+17 |
Sphere
Radius = nVolume | 2.6605111352317E+26 |
---|---|
Surface area | 2.0004491287615E+18 |
Circumference | 2506909708.545 |
Square
Length = nPerimeter | 1595948288 |
---|---|
Area | 159190683623133184 |
Diagonal | 564252928.43393 |
Cube
Length = nSurface area | 955144101738799104 |
---|---|
Volume | 6.3515024748472E+25 |
Space diagonal | 691065880.26714 |
Equilateral Triangle
Length = nPerimeter | 1196961216 |
---|---|
Area | 6.8931588031722E+16 |
Altitude | 345532940.13357 |
Triangular Pyramid
Length = nSurface area | 6.8931588031722E+16 |
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Volume | 7.485317451146E+24 |
Height | 188084309.47798 |