15391290 (number)
15391290 is an even 8-digits composite number following 15391289 and preceding 15391291. In scientific notation, it is written as 1.5391290 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 64 positive divisors. There are 3812352 positive integers (up to 15391290) that are relatively prime to 15391290.
Interesting facts
- 15391290 has 64 divisors, whose sum is 39626496
- The reverse of 15391290 is 09219351
- Previous prime number is 103
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 30
- Digital Root 3
Name
Name | fifteen million three hundred ninety-one thousand two hundred ninety |
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Notation
Scientific notation | 1.5391290 × 10^7 |
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Engineering notation | 1.5391290 × 10^6 |
Prime Factorization of 15391290
Prime Factorization 2 × 3 × 5 × 17 × 103 × 293
Composite numberω | Distinct Factors | 6 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 15391290 | Product of the distinct prime numbers |
The prime factorization of 15391290 is 2 × 3 × 5 × 17 × 103 × 293. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 15391290)
Multiplication
n×yn×2 | 30782580 |
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n×3 | 46173870 |
n×4 | 61565160 |
n×5 | 76956450 |
Division
n÷yn÷2 | 7695645 |
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n÷3 | 5130430 |
n÷3 | 3847822.5 |
n÷5 | 3078258 |
Exponentiation
nyn2 | 236891807864100 |
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n3 | 3.6460705134606E+21 |
n4 | 5.6117728633122E+28 |
n5 | 8.6372423553368E+35 |
Nth Root
y√n2√n | 3923.1734603507 |
---|---|
3√n | 248.7472799211 |
4√n | 62.635241361 |
5√n | 27.381359306523 |
Divisors of 15391290
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -15391289 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 15391290 can be divided by 64 positive divisors. The sum of these divisors (counting 15391290) is 1, the average is 0.015625.
Base conversion 15391290
Base | System | Value |
---|---|---|
2 | Binary | 111010101101101000111010 |
3 | Ternary | 1001221221212210 |
4 | Quaternary | 322231220322 |
5 | Quinary | 12420010130 |
6 | Senary | 1305515550 |
8 | Octal | 72555072 |
10 | Decimal | 15391290 |
12 | Duodecimal | 51a2bb6 |
16 | Hexadecimal | eada3a |
20 | Vigesimal | 4g3i4a |
36 | Base36 | 95vzu |
Cryptographic Hash Functions
md5 | 0a6b493feb07553232ffd2f104c73a16 |
---|---|
sha1 | 120e5c2174f1c91cb8b7595d1bc1688167a0d354 |
sha256 | 48d141e7aea69553b3c0bc7c460c512292e66491eef2de370f1b592c7729b6b7 |
sha512 | b13a2144403ceceb902cbb14ad6f79505e0e94dd0540f1656936cab82f4ef4760044d82584f9888c90baacc46a9d4a355503c1976b5198679fc4da9c2a6548aa |
ripemd-160 | bda6d553ca86899b69300263ddab6e48434f6e9d |
15391290 as geometric shapes
Circle
Radius = nDiameter | 30782580 |
---|---|
Circumference | 96706327.18654 |
Area | 7.4421756328146E+14 |
Sphere
Radius = nVolume | 1.5272624452744E+22 |
---|---|
Surface area | 2.9768702531258E+15 |
Circumference | 96706327.18654 |
Square
Length = nPerimeter | 61565160 |
---|---|
Area | 236891807864100 |
Diagonal | 21766571.060417 |
Cube
Length = nSurface area | 1421350847184600 |
---|---|
Volume | 3.6460705134606E+21 |
Space diagonal | 26658496.274027 |
Equilateral Triangle
Length = nPerimeter | 46173870 |
---|---|
Area | 1.0257716177937E+14 |
Altitude | 13329248.137013 |
Triangular Pyramid
Length = nSurface area | 1.0257716177937E+14 |
---|---|
Volume | 4.2969353079206E+20 |
Height | 7255523.6868058 |