389931906 (number)
389931906 is an even 9-digits composite number following 389931905 and preceding 389931907. In scientific notation, it is written as 3.89931906 × 10^8. The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors. There are 102838176 positive integers (up to 389931906) that are relatively prime to 389931906.
Interesting facts
- 389931906 has 32 divisors, whose sum is 754161408
- The reverse of 389931906 is 609139983
- Previous prime number is 13
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | three hundred eighty-nine million nine hundred thirty-one thousand nine hundred six |
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Notation
Scientific notation | 3.89931906 × 10^8 |
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Engineering notation | 3.89931906 × 10^6 |
Prime Factorization of 389931906
Prime Factorization 2 × 21 × 7 × 13 × 102023
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 5 | Total number of prime factors |
rad | Radical | 389931906 | Product of the distinct prime numbers |
The prime factorization of 389931906 is 2 × 21 × 7 × 13 × 102023. Since it has a total of 5 prime factors.
Most popular turbo-numbers
Basic calculations (n = 389931906)
Multiplication
n×yn×2 | 779863812 |
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n×3 | 1169795718 |
n×4 | 1559727624 |
n×5 | 1949659530 |
Division
n÷yn÷2 | 194965953 |
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n÷3 | 129977302 |
n÷3 | 97482976.5 |
n÷5 | 77986381.2 |
Exponentiation
nyn2 | 152046891316792836 |
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n3 | 5.9287934132532E+25 |
n4 | 2.3118257159101E+34 |
n5 | 9.0145460774462E+42 |
Nth Root
y√n2√n | 19746.693546009 |
---|---|
3√n | 730.57183317567 |
4√n | 140.52292889778 |
5√n | 52.263411449539 |
Divisors of 389931906
32 divisors
τ | Total Divisors | 32 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -389931905 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.03125 | 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 | 32 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 389931906 can be divided by 32 positive divisors. The sum of these divisors (counting 389931906) is 1, the average is 0.03125.
Base conversion 389931906
Base | System | Value |
---|---|---|
2 | Binary | 10111001111011110001110000010 |
3 | Ternary | 1000011201121000110 |
4 | Quaternary | 113033132032002 |
5 | Quinary | 1244310310111 |
6 | Senary | 102405332150 |
8 | Octal | 2717361602 |
10 | Decimal | 389931906 |
12 | Duodecimal | aa707056 |
16 | Hexadecimal | 173de382 |
20 | Vigesimal | 61h19f6 |
36 | Base36 | 6g5ldu |
Cryptographic Hash Functions
md5 | 3842cf5ecac80acb21049d269bd62c71 |
---|---|
sha1 | 6f6a9304a1a4246129962094423499a4a4241899 |
sha256 | 1e2925b34a2a86f5e013980d3a7d7c6df634432f9a26dec212586e0cfab0e245 |
sha512 | 528cafe065f723842308f32aa874b2ff1f2da4ab732fa2110db2c6a24e49390f559d041e1528dac381539f59e9c391606fd7c007ce3bced32c9580f664612825 |
ripemd-160 | 8649dd639cf9414cacf14223e3ce4dc03ecd0a62 |
389931906 as geometric shapes
Circle
Radius = nDiameter | 779863812 |
---|---|
Circumference | 2450014422.5797 |
Area | 4.77669396762E+17 |
Sphere
Radius = nVolume | 2.4834471775637E+26 |
---|---|
Surface area | 1.910677587048E+18 |
Circumference | 2450014422.5797 |
Square
Length = nPerimeter | 1559727624 |
---|---|
Area | 152046891316792836 |
Diagonal | 551446989.86719 |
Cube
Length = nSurface area | 912281347900757016 |
---|---|
Volume | 5.9287934132532E+25 |
Space diagonal | 675381872.68417 |
Equilateral Triangle
Length = nPerimeter | 1169795718 |
---|---|
Area | 6.5838235223397E+16 |
Altitude | 337690936.34209 |
Triangular Pyramid
Length = nSurface area | 6.5838235223397E+16 |
---|---|
Volume | 6.9871500446091E+24 |
Height | 183815663.28906 |