61839920 (number)
61839920 is an even 8-digits composite number following 61839919 and preceding 61839921. In scientific notation, it is written as 6.1839920 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 40 positive divisors. There are 24674048 positive integers (up to 61839920) that are relatively prime to 61839920.
Interesting facts
- 61839920 has 40 divisors, whose sum is 144138096
- The reverse of 61839920 is 02993816
- Previous prime number is 1373
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 38
- Digital Root 2
Name
Name | sixty-one million eight hundred thirty-nine thousand nine hundred twenty |
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Notation
Scientific notation | 6.1839920 × 10^7 |
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Engineering notation | 6.1839920 × 10^6 |
Prime Factorization of 61839920
Prime Factorization 2 × 2 × 2 × 2 × 5 × 1373 × 563
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 7729990 | Product of the distinct prime numbers |
The prime factorization of 61839920 is 2 × 2 × 2 × 2 × 5 × 1373 × 563. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 61839920)
Multiplication
n×yn×2 | 123679840 |
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n×3 | 185519760 |
n×4 | 247359680 |
n×5 | 309199600 |
Division
n÷yn÷2 | 30919960 |
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n÷3 | 20613306.666667 |
n÷3 | 15459980 |
n÷5 | 12367984 |
Exponentiation
nyn2 | 3824175705606400 |
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n3 | 2.3648671970064E+23 |
n4 | 1.462431982735E+31 |
n5 | 9.0436676817775E+38 |
Nth Root
y√n2√n | 7863.8362139607 |
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3√n | 395.44823335549 |
4√n | 88.678273629795 |
5√n | 36.162111740295 |
Divisors of 61839920
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 | -61839919 | 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 61839920 can be divided by 40 positive divisors. The sum of these divisors (counting 61839920) is 1, the average is 0.025.
Base conversion 61839920
Base | System | Value |
---|---|---|
2 | Binary | 11101011111001101000110000 |
3 | Ternary | 11022100210102102 |
4 | Quaternary | 3223321220300 |
5 | Quinary | 111312334140 |
6 | Senary | 10045235532 |
8 | Octal | 353715060 |
10 | Decimal | 61839920 |
12 | Duodecimal | 18862ba8 |
16 | Hexadecimal | 3af9a30 |
20 | Vigesimal | j69jg0 |
36 | Base36 | 10tfzk |
Cryptographic Hash Functions
md5 | 4f9df777151440ded0d97317fe80ff47 |
---|---|
sha1 | 7ddb25dee8aab2ee7ecb7ed6c5426c1c8b4e8bd5 |
sha256 | 7a9ebe35584227b5c0211e979f1d9f2afc624a0e09d5b0d2ea6e1cf632d90225 |
sha512 | 77ba908daba3197856ef7aafcb16d11dbc0fbcd1401c826da791bb92fe78d79acc928d0ddbada327ae00d1baaf4be728bfd657393d9067fb4fa07ddc1721e04c |
ripemd-160 | ecfddcb8a02f491c0ef61f9f888be42da3614ba0 |
61839920 as geometric shapes
Circle
Radius = nDiameter | 123679840 |
---|---|
Circumference | 388551676.74116 |
Area | 1.201400230277E+16 |
Sphere
Radius = nVolume | 9.9059325504412E+23 |
---|---|
Surface area | 4.8056009211079E+16 |
Circumference | 388551676.74116 |
Square
Length = nPerimeter | 247359680 |
---|---|
Area | 3824175705606400 |
Diagonal | 87454853.560067 |
Cube
Length = nSurface area | 22945054233638400 |
---|---|
Volume | 2.3648671970064E+23 |
Space diagonal | 107109883.37599 |
Equilateral Triangle
Length = nPerimeter | 185519760 |
---|---|
Area | 1.6559166547952E+15 |
Altitude | 53554941.687997 |
Triangular Pyramid
Length = nSurface area | 1.6559166547952E+15 |
---|---|
Volume | 2.7870227193481E+22 |
Height | 29151617.853356 |