20451664 (number)

20451664 is an even 8-digits composite number following 20451663 and preceding 20451665. In scientific notation, it is written as 2.0451664 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors. There are 10199808 positive integers (up to 20451664) that are relatively prime to 20451664.

Interesting facts

Basic properties

Name

Name twenty million four hundred fifty-one thousand six hundred sixty-four

Notation

Scientific notation 2.0451664 × 10^7
Engineering notation 2.0451664 × 10^6

Prime Factorization of 20451664

Prime Factorization 2 × 2 × 2 × 2 × 2797 × 457

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2556458
Product of the distinct prime numbers

The prime factorization of 20451664 is 2 × 2 × 2 × 2 × 2797 × 457. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 9, 59, 63, 464, 422, 876, 6803, 63049, 39580, 857164, 487402, 6492140, 9889159, 55334236, 64172021, 409773494, 761603784, 7442591386, 7455029151

Basic calculations (n = 20451664)

Multiplication

n×y
n×2 40903328
n×3 61354992
n×4 81806656
n×5 102258320

Division

n÷y
n÷2 10225832
n÷3 6817221.3333333
n÷3 5112916
n÷5 4090332.8

Exponentiation

ny
n2 418270560368896
n3 8.5543289617564E+21
n4 1.7495026167131E+29
n5 3.5780239684137E+36

Nth Root

y√n
2√n 4522.3516006609
3√n 273.46991125357
4√n 67.248431956893
5√n 28.983159698616

Divisors of 20451664

1, 2, 4, 8, 16, 457, 914, 1828, 2797, 3656, 5594, 7312, 11188, 22376, 44752, 1278229, 2556458, 5112916, 10225832, 20451664

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -20451663
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 20451664 can be divided by 20 positive divisors. The sum of these divisors (counting 20451664) is 1, the average is 0.05.

Base conversion 20451664

Base System Value
2 Binary 1001110000001000101010000
3 Ternary 1102111001102001
4 Quaternary 1032001011100
5 Quinary 20213423124
6 Senary 2010203344
8 Octal 116010520
10 Decimal 20451664
12 Duodecimal 6a23554
16 Hexadecimal 1381150
20 Vigesimal 67g934
36 Base36 c6cls

Cryptographic Hash Functions

md5 3d922c5a584bd3daa199ba0fb805dab2
sha1 abece2647f397bb662b0ae84dfd562ad45a99518
sha256 60789ac9361ef829227b74f6c3d43c30913c7d63d1396e4743c6ac1d7cb559e0
sha512 387e3bc382ebbe082bc68dbab2a87d7cbdf620081a84c14c4df7424cd8e293e4cf35079db2849380015424431112c7edf99116b10f56e558a0d37f29b58dd3c4
ripemd-160 07537a9c5d282c24dd83c8a7cfbeeafeab6d53d4

20451664 as geometric shapes

Circle

Radius = n
Diameter 40903328
Circumference 128501594.75217
Area 1.3140357196678E+15

Sphere

Radius = n
Volume 3.5832289363526E+22
Surface area 5.2561428786712E+15
Circumference 128501594.75217

Square

Length = n
Perimeter 81806656
Area 418270560368896
Diagonal 28923020.601898

Cube

Length = n
Surface area 2509623362213376
Volume 8.5543289617564E+21
Space diagonal 35423321.147327

Equilateral Triangle

Length = n
Perimeter 61354992
Area 1.8111646546731E+14
Altitude 17711660.573664

Triangular Pyramid

Length = n
Surface area 1.8111646546731E+14
Volume 1.0081373362264E+21
Height 9641006.8672992