1381908 (number)
1381908 is an even 7-digits composite number following 1381907 and preceding 1381909. In scientific notation, it is written as 1.381908 × 10^6. The sum of its digits is 30. It has a total of 7 prime factors and 72 positive divisors. There are 383040 positive integers (up to 1381908) that are relatively prime to 1381908.
Interesting facts
- 1381908 has 72 divisors, whose sum is 3840480
- The reverse of 1381908 is 8091831
- Previous prime number is 29
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 30
- Digital Root 3
Name
Name | one million three hundred eighty-one thousand nine hundred eight |
---|
Notation
Scientific notation | 1.381908 × 10^6 |
---|---|
Engineering notation | 1.381908 × 10^6 |
Prime Factorization of 1381908
Prime Factorization 2 × 2 × 3 × 11 × 19 × 29 × 19
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 36366 | Product of the distinct prime numbers |
The prime factorization of 1381908 is 2 × 2 × 3 × 11 × 19 × 29 × 19. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 1381908)
Multiplication
n×yn×2 | 2763816 |
---|---|
n×3 | 4145724 |
n×4 | 5527632 |
n×5 | 6909540 |
Division
n÷yn÷2 | 690954 |
---|---|
n÷3 | 460636 |
n÷3 | 345477 |
n÷5 | 276381.6 |
Exponentiation
nyn2 | 1909669720464 |
---|---|
n3 | 2638987864066965312 |
n4 | 3.6468384412571E+24 |
n5 | 5.0395952166807E+30 |
Nth Root
y√n2√n | 1175.5458306676 |
---|---|
3√n | 111.3849148037 |
4√n | 34.286233836157 |
5√n | 16.908139651807 |
Divisors of 1381908
72 divisors
τ | Total Divisors | 72 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -1381907 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.013888888888889 | 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 | 72 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 1381908 can be divided by 72 positive divisors. The sum of these divisors (counting 1381908) is 1, the average is 0.013888888888889.
Base conversion 1381908
Base | System | Value |
---|---|---|
2 | Binary | 101010001011000010100 |
3 | Ternary | 2121012121210 |
4 | Quaternary | 11101120110 |
5 | Quinary | 323210113 |
6 | Senary | 45341420 |
8 | Octal | 5213024 |
10 | Decimal | 1381908 |
12 | Duodecimal | 567870 |
16 | Hexadecimal | 151614 |
20 | Vigesimal | 8cef8 |
36 | Base36 | tmac |
Cryptographic Hash Functions
md5 | 6025751cbbb7122a7e7f225127ed030a |
---|---|
sha1 | a7528a38dcb4da93779ead5cf9a3963779a5c81e |
sha256 | a1a54007c8d8a743780c4fd55bdc24b75c0e63b56097d699b27b515687701f85 |
sha512 | 2e95506c8bdcf5106c9b1a93d8b7d8f7c7956fdd1e49e044626fff8eae41c0b5f644d4bd2df7cf6ce0961beebd9860f793876d90fa188327f218fd0e3095a20f |
ripemd-160 | 69728a9aa6effe9c796587087c4aa5df649d8122 |
1381908 as geometric shapes
Circle
Radius = nDiameter | 2763816 |
---|---|
Circumference | 8682784.0414739 |
Area | 5999404364592.6 |
Sphere
Radius = nVolume | 1.1054166515554E+19 |
---|---|
Surface area | 23997617458370 |
Circumference | 8682784.0414739 |
Square
Length = nPerimeter | 5527632 |
---|---|
Area | 1909669720464 |
Diagonal | 1954313.0355519 |
Cube
Length = nSurface area | 11458018322784 |
---|---|
Volume | 2638987864066965312 |
Space diagonal | 2393534.8673859 |
Equilateral Triangle
Length = nPerimeter | 4145724 |
---|---|
Area | 826911245379.88 |
Altitude | 1196767.4336929 |
Triangular Pyramid
Length = nSurface area | 826911245379.88 |
---|---|
Volume | 3.1100770235846E+17 |
Height | 651437.67851729 |