123157072 (number)
123157072 is an even 9-digits composite number following 123157071 and preceding 123157073. In scientific notation, it is written as 1.23157072 × 10^8. The sum of its digits is 28. It has a total of 7 prime factors and 40 positive divisors. There are 60190080 positive integers (up to 123157072) that are relatively prime to 123157072.
Interesting facts
- 123157072 has 40 divisors, whose sum is 244046880
- The reverse of 123157072 is 270751321
- Previous prime number is 59
Basic properties
- Is Prime? no
- Number parity even
- Number length 9
- Sum of Digits 28
- Digital Root 1
Name
Name | one hundred twenty-three million one hundred fifty-seven thousand seventy-two |
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Notation
Scientific notation | 1.23157072 × 10^8 |
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Engineering notation | 1.23157072 × 10^6 |
Prime Factorization of 123157072
Prime Factorization 2 × 2 × 2 × 2 × 283 × 59 × 461
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 15394634 | Product of the distinct prime numbers |
The prime factorization of 123157072 is 2 × 2 × 2 × 2 × 283 × 59 × 461. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 123157072)
Multiplication
n×yn×2 | 246314144 |
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n×3 | 369471216 |
n×4 | 492628288 |
n×5 | 615785360 |
Division
n÷yn÷2 | 61578536 |
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n÷3 | 41052357.333333 |
n÷3 | 30789268 |
n÷5 | 24631414.4 |
Exponentiation
nyn2 | 15167664383613184 |
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n3 | 1.8680051345645E+24 |
n4 | 2.3005804285393E+32 |
n5 | 2.833327494794E+40 |
Nth Root
y√n2√n | 11097.615599758 |
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3√n | 497.53058674096 |
4√n | 105.345221058 |
5√n | 41.504183166813 |
Divisors of 123157072
40 divisors
τ | Total Divisors | 40 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -123157071 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.025 | 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 | 40 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 123157072 can be divided by 40 positive divisors. The sum of these divisors (counting 123157072) is 1, the average is 0.025.
Base conversion 123157072
Base | System | Value |
---|---|---|
2 | Binary | 111010101110011101001010000 |
3 | Ternary | 22120202000202001 |
4 | Quaternary | 13111303221100 |
5 | Quinary | 223012011242 |
6 | Senary | 20115403344 |
8 | Octal | 725635120 |
10 | Decimal | 123157072 |
12 | Duodecimal | 352b3554 |
16 | Hexadecimal | 7573a50 |
20 | Vigesimal | 1i9ecdc |
36 | Base36 | 21bols |
Cryptographic Hash Functions
md5 | e0bac17f67bb9995b1a55fda43293e01 |
---|---|
sha1 | 55079bf79da0b932cb36b405ec2d91eb63cc806d |
sha256 | 38ac6b264f55df97f1949872135fb1485be1c9c17b2599b3bb994ada74ed630c |
sha512 | addb61390592f60b17feee998ae190f13b505e8ecf761e48e2947765f2bc994d9c6d3b6e04831698225dfaf241481a28c08a6f95fe66f23df582ef6df0cfcc0f |
ripemd-160 | 7f8a1950f12190f5636292e6141150d058d656e9 |
123157072 as geometric shapes
Circle
Radius = nDiameter | 246314144 |
---|---|
Circumference | 773818705.26566 |
Area | 4.7650622999675E+16 |
Sphere
Radius = nVolume | 7.8246816101544E+24 |
---|---|
Surface area | 1.906024919987E+17 |
Circumference | 773818705.26566 |
Square
Length = nPerimeter | 492628288 |
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Area | 15167664383613184 |
Diagonal | 174170401.52456 |
Cube
Length = nSurface area | 91005986301679104 |
---|---|
Volume | 1.8680051345645E+24 |
Space diagonal | 213314306.01542 |
Equilateral Triangle
Length = nPerimeter | 369471216 |
---|---|
Area | 6.5677913361427E+15 |
Altitude | 106657153.00771 |
Triangular Pyramid
Length = nSurface area | 6.5677913361427E+15 |
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Volume | 2.2014651632364E+23 |
Height | 58056800.508187 |