15397728 (number)
15397728 is an even 8-digits composite number following 15397727 and preceding 15397729. In scientific notation, it is written as 1.5397728 × 10^7. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 5081216 positive integers (up to 15397728) that are relatively prime to 15397728.
Interesting facts
- 15397728 has 48 divisors, whose sum is 40824000
- The reverse of 15397728 is 82779351
- Previous prime number is 107
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | fifteen million three hundred ninety-seven thousand seven hundred twenty-eight |
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Notation
Scientific notation | 1.5397728 × 10^7 |
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Engineering notation | 1.5397728 × 10^6 |
Prime Factorization of 15397728
Prime Factorization 2 × 2 × 2 × 2 × 2 × 3 × 107 × 1499
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 8 | Total number of prime factors |
rad | Radical | 962358 | Product of the distinct prime numbers |
The prime factorization of 15397728 is 2 × 2 × 2 × 2 × 2 × 3 × 107 × 1499. Since it has a total of 8 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15397728)
Multiplication
n×yn×2 | 30795456 |
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n×3 | 46193184 |
n×4 | 61590912 |
n×5 | 76988640 |
Division
n÷yn÷2 | 7698864 |
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n÷3 | 5132576 |
n÷3 | 3849432 |
n÷5 | 3079545.6 |
Exponentiation
nyn2 | 237090027561984 |
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n3 | 3.6506477559119E+21 |
n4 | 5.6211681169342E+28 |
n5 | 8.6553217706826E+35 |
Nth Root
y√n2√n | 3923.9938837873 |
---|---|
3√n | 248.78195779741 |
4√n | 62.641790234533 |
5√n | 27.383649585038 |
Divisors of 15397728
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -15397727 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | 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 | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 15397728 can be divided by 48 positive divisors. The sum of these divisors (counting 15397728) is 1, the average is 0.020833333333333.
Base conversion 15397728
Base | System | Value |
---|---|---|
2 | Binary | 111010101111001101100000 |
3 | Ternary | 1001222021201020 |
4 | Quaternary | 322233031200 |
5 | Quinary | 12420211403 |
6 | Senary | 1310005440 |
8 | Octal | 72571540 |
10 | Decimal | 15397728 |
12 | Duodecimal | 51a6880 |
16 | Hexadecimal | eaf360 |
20 | Vigesimal | 4g4e68 |
36 | Base36 | 960yo |
Cryptographic Hash Functions
md5 | 10aecf14e488bf92d7a6ab4234c28146 |
---|---|
sha1 | 43909bfafa1e9c25f0a309f9d020e154de79d1a0 |
sha256 | 709e3d82285bc4d019cd5da255b30ae6d7ee75d845f91d0b93c9005d6524db81 |
sha512 | d006682e7c5c8cea7b4ac37207c7572a334ba4c976c7c758db505d37e6bc24a0d04502f46c4838fb2bb85494e0868879b0a4eb700a2d7cedbee8bb0df2d4e39b |
ripemd-160 | 82caffa59c6ebf71d1c7f44b56032fc169de300b |
15397728 as geometric shapes
Circle
Radius = nDiameter | 30795456 |
---|---|
Circumference | 96746778.333548 |
Area | 7.4484028882813E+14 |
Sphere
Radius = nVolume | 1.5291797561089E+22 |
---|---|
Surface area | 2.9793611553125E+15 |
Circumference | 96746778.333548 |
Square
Length = nPerimeter | 61590912 |
---|---|
Area | 237090027561984 |
Diagonal | 21775675.767332 |
Cube
Length = nSurface area | 1422540165371904 |
---|---|
Volume | 3.6506477559119E+21 |
Space diagonal | 26669647.217126 |
Equilateral Triangle
Length = nPerimeter | 46193184 |
---|---|
Area | 1.0266299342632E+14 |
Altitude | 13334823.608563 |
Triangular Pyramid
Length = nSurface area | 1.0266299342632E+14 |
---|---|
Volume | 4.3023296398813E+20 |
Height | 7258558.5891107 |