138897507 (number)
138897507 is an odd 9-digits composite number following 138897506 and preceding 138897508. In scientific notation, it is written as 1.38897507 × 10^8. The sum of its digits is 48. It has a total of 6 prime factors and 32 positive divisors. There are 78937824 positive integers (up to 138897507) that are relatively prime to 138897507.
Interesting facts
- 138897507 has 32 divisors, whose sum is 217152000
- The reverse of 138897507 is 705798831
- Previous prime number is 389
Basic properties
- Is Prime? no
- Number parity odd
- Number length 9
- Sum of Digits 48
- Digital Root 3
Name
Name | one hundred thirty-eight million eight hundred ninety-seven thousand five hundred seven |
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Notation
Scientific notation | 1.38897507 × 10^8 |
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Engineering notation | 1.38897507 × 10^6 |
Prime Factorization of 138897507
Prime Factorization 7 × 3 × 7 × 7 × 389 × 347
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 2834643 | Product of the distinct prime numbers |
The prime factorization of 138897507 is 7 × 3 × 7 × 7 × 389 × 347. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 138897507)
Multiplication
n×yn×2 | 277795014 |
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n×3 | 416692521 |
n×4 | 555590028 |
n×5 | 694487535 |
Division
n÷yn÷2 | 69448753.5 |
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n÷3 | 46299169 |
n÷3 | 34724376.75 |
n÷5 | 27779501.4 |
Exponentiation
nyn2 | 19292517450815049 |
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n3 | 2.6796825776722E+24 |
n4 | 3.7220122959E+32 |
n5 | 5.1697822892386E+40 |
Nth Root
y√n2√n | 11785.478649592 |
---|---|
3√n | 517.8827954941 |
4√n | 108.56094440264 |
5√n | 42.514677611768 |
Divisors of 138897507
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 | -138897506 | 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 138897507 can be divided by 32 positive divisors. The sum of these divisors (counting 138897507) is 1, the average is 0.03125.
Base conversion 138897507
Base | System | Value |
---|---|---|
2 | Binary | 1000010001110110100001100011 |
3 | Ternary | 100200100201120010 |
4 | Quaternary | 20101312201203 |
5 | Quinary | 241024210012 |
6 | Senary | 21441020003 |
8 | Octal | 1021664143 |
10 | Decimal | 138897507 |
12 | Duodecimal | 3a624603 |
16 | Hexadecimal | 8476863 |
20 | Vigesimal | 23823f7 |
36 | Base36 | 2ap203 |
Cryptographic Hash Functions
md5 | 293a6494df08823f983d35027ddeb7ac |
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sha1 | 238960c96a59c39fd14bcb98e9ccb6e3ab1fb73f |
sha256 | eb22f199551a1e8e7711c5790273d8c137b2fc3824043781937e2491b76b9de2 |
sha512 | df475fb02ddacbec3a6821032c2179214b0619cf24fbbd4c15cb670130128ac56b7cc2e123558471fec249e1c0e2381314978a44e5bd2118866471e3920a6460 |
ripemd-160 | fd1dbe61ea135ff7ac8d638c315afaff877919b1 |
138897507 as geometric shapes
Circle
Radius = nDiameter | 277795014 |
---|---|
Circumference | 872718775.18627 |
Area | 6.0609231092733E+16 |
Sphere
Radius = nVolume | 1.122462813329E+25 |
---|---|
Surface area | 2.4243692437093E+17 |
Circumference | 872718775.18627 |
Square
Length = nPerimeter | 555590028 |
---|---|
Area | 19292517450815049 |
Diagonal | 196430738.17921 |
Cube
Length = nSurface area | 115755104704890294 |
---|---|
Volume | 2.6796825776722E+24 |
Space diagonal | 240577539.16865 |
Equilateral Triangle
Length = nPerimeter | 416692521 |
---|---|
Area | 8.3539051076802E+15 |
Altitude | 120288769.58433 |
Triangular Pyramid
Length = nSurface area | 8.3539051076802E+15 |
---|---|
Volume | 3.1580362034991E+23 |
Height | 65476912.726404 |