21372080 (number)
21372080 is an even 8-digits composite number following 21372079 and preceding 21372081. In scientific notation, it is written as 2.1372080 × 10^7. The sum of its digits is 23. It has a total of 7 prime factors and 40 positive divisors. There are 8515584 positive integers (up to 21372080) that are relatively prime to 21372080.
Interesting facts
- 21372080 has 40 divisors, whose sum is 49883712
- The reverse of 21372080 is 08027312
- Previous prime number is 463
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 23
- Digital Root 5
Name
Name | twenty-one million three hundred seventy-two thousand eighty |
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Notation
Scientific notation | 2.1372080 × 10^7 |
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Engineering notation | 2.1372080 × 10^6 |
Prime Factorization of 21372080
Prime Factorization 2 × 2 × 2 × 2 × 5 × 463 × 577
Composite numberω | Distinct Factors | 4 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 2671510 | Product of the distinct prime numbers |
The prime factorization of 21372080 is 2 × 2 × 2 × 2 × 5 × 463 × 577. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 21372080)
Multiplication
n×yn×2 | 42744160 |
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n×3 | 64116240 |
n×4 | 85488320 |
n×5 | 106860400 |
Division
n÷yn÷2 | 10686040 |
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n÷3 | 7124026.6666667 |
n÷3 | 5343020 |
n÷5 | 4274416 |
Exponentiation
nyn2 | 456765803526400 |
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n3 | 9.7620352942305E+21 |
n4 | 2.0863499927112E+29 |
n5 | 4.4589638952223E+36 |
Nth Root
y√n2√n | 4622.994700408 |
---|---|
3√n | 277.51231717641 |
4√n | 67.992607689424 |
5√n | 29.239460707445 |
Divisors of 21372080
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 | -21372079 | 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 21372080 can be divided by 40 positive divisors. The sum of these divisors (counting 21372080) is 1, the average is 0.025.
Base conversion 21372080
Base | System | Value |
---|---|---|
2 | Binary | 1010001100001110010110000 |
3 | Ternary | 1111012210222112 |
4 | Quaternary | 1101201302300 |
5 | Quinary | 20432401310 |
6 | Senary | 2042024452 |
8 | Octal | 121416260 |
10 | Decimal | 21372080 |
12 | Duodecimal | 71a8128 |
16 | Hexadecimal | 1461cb0 |
20 | Vigesimal | 6dba40 |
36 | Base36 | cq2sw |
Cryptographic Hash Functions
md5 | 3c0a39730aa6c237b3e9cdc681f7c1d9 |
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sha1 | 3783980367139653372b7d6f9a64bba6e8bdc8ed |
sha256 | 8796782f0e1ebcfd245613bcc1cc35dfff1e653d1595eb15ab3be3f9c5ca55d5 |
sha512 | 74c8ecec577bb682fe68d8339871ad9ebcf24b22ece77a0b05b530f47f810f392fb0d0d0b18b1f5a1a994cabf2c83038b7f628563976cb66a983fd44f03e4561 |
ripemd-160 | 643e98c3a1ff26979b2607f83c7c70f521f4aba4 |
21372080 as geometric shapes
Circle
Radius = nDiameter | 42744160 |
---|---|
Circumference | 134284739.03987 |
Area | 1.4349720927696E+15 |
Sphere
Radius = nVolume | 4.0891117819252E+22 |
---|---|
Surface area | 5.7398883710783E+15 |
Circumference | 134284739.03987 |
Square
Length = nPerimeter | 85488320 |
---|---|
Area | 456765803526400 |
Diagonal | 30224685.392123 |
Cube
Length = nSurface area | 2740594821158400 |
---|---|
Volume | 9.7620352942305E+21 |
Space diagonal | 37017528.423427 |
Equilateral Triangle
Length = nPerimeter | 64116240 |
---|---|
Area | 1.9778539471694E+14 |
Altitude | 18508764.211713 |
Triangular Pyramid
Length = nSurface area | 1.9778539471694E+14 |
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Volume | 1.1504668924555E+21 |
Height | 10074895.130708 |