31361840 (number)
31361840 is an even 8-digits composite number following 31361839 and preceding 31361841. In scientific notation, it is written as 3.1361840 × 10^7. The sum of its digits is 26. It has a total of 7 prime factors and 40 positive divisors. There are 12499200 positive integers (up to 31361840) that are relatively prime to 31361840.
Interesting facts
- 31361840 has 40 divisors, whose sum is 73181328
- The reverse of 31361840 is 04816313
- Previous prime number is 373
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 26
- Digital Root 8
Name
| Name | thirty-one million three hundred sixty-one thousand eight hundred forty |
|---|
Notation
| Scientific notation | 3.1361840 × 10^7 |
|---|---|
| Engineering notation | 3.1361840 × 10^6 |
Prime Factorization of 31361840
Prime Factorization 2 × 2 × 2 × 2 × 5 × 373 × 1051
Composite number| ω | Distinct Factors | 4 | Total number of distinct prime factors |
|---|---|---|---|
| Ω | Total Factors | 7 | Total number of prime factors |
| rad | Radical | 3920230 | Product of the distinct prime numbers |
The prime factorization of 31361840 is 2 × 2 × 2 × 2 × 5 × 373 × 1051. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 31361840)
Multiplication
n×y| n×2 | 62723680 |
|---|---|
| n×3 | 94085520 |
| n×4 | 125447360 |
| n×5 | 156809200 |
Division
n÷y| n÷2 | 15680920 |
|---|---|
| n÷3 | 10453946.666667 |
| n÷3 | 7840460 |
| n÷5 | 6272368 |
Exponentiation
ny| n2 | 983565008185600 |
|---|---|
| n3 | 3.0846408416315E+22 |
| n4 | 9.6740012532714E+29 |
| n5 | 3.033944794649E+37 |
Nth Root
y√n| 2√n | 5600.1642833046 |
|---|---|
| 3√n | 315.35557395151 |
| 4√n | 74.834245391429 |
| 5√n | 31.57041617329 |
Divisors of 31361840
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 | -31361839 | 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 31361840 can be divided by 40 positive divisors. The sum of these divisors (counting 31361840) is 1, the average is 0.025.
Base conversion 31361840
| Base | System | Value |
|---|---|---|
| 2 | Binary | 1110111101000101100110000 |
| 3 | Ternary | 2012000100100122 |
| 4 | Quaternary | 1313220230300 |
| 5 | Quinary | 31012034330 |
| 6 | Senary | 3040105412 |
| 8 | Octal | 167505460 |
| 10 | Decimal | 31361840 |
| 12 | Duodecimal | a605268 |
| 16 | Hexadecimal | 1de8b30 |
| 20 | Vigesimal | 9g04c0 |
| 36 | Base36 | io6y8 |
Cryptographic Hash Functions
| md5 | 7870dc392eaf937691d4cbac9f33c020 |
|---|---|
| sha1 | c91211ee92b433a408900423ad73aed0daa820c0 |
| sha256 | b56380adab4eed0f2f93a052e85250e3a05587d64ea2754319631a197d94b94d |
| sha512 | d721fa4097e8512167cbe6ecfc10313614b5e2289af2c6907bac6009820a40304698ce51943b4a1d7bf9be2eaa863fcda0c462562c300290b1d3890dc31c6d24 |
| ripemd-160 | 2db652e0b54f42926155a167efe833f352d65729 |
31361840 as geometric shapes
Circle
Radius = n| Diameter | 62723680 |
|---|---|
| Circumference | 197052252.29412 |
| Area | 3.0899606040439E+15 |
Sphere
Radius = n| Volume | 1.292091334271E+23 |
|---|---|
| Surface area | 1.2359842416175E+16 |
| Circumference | 197052252.29412 |
Square
Length = n| Perimeter | 125447360 |
|---|---|
| Area | 983565008185600 |
| Diagonal | 44352339.468975 |
Cube
Length = n| Surface area | 5901390049113600 |
|---|---|
| Volume | 3.0846408416315E+22 |
| Space diagonal | 54320300.298846 |
Equilateral Triangle
Length = n| Perimeter | 94085520 |
|---|---|
| Area | 4.2589614168109E+14 |
| Altitude | 27160150.149423 |
Triangular Pyramid
Length = n| Surface area | 4.2589614168109E+14 |
|---|---|
| Volume | 3.6352840944044E+21 |
| Height | 14784113.156325 |