21105792 (number)

21105792 is an even 8-digits composite number following 21105791 and preceding 21105793. In scientific notation, it is written as 2.1105792 × 10^7. The sum of its digits is 27. It has a total of 11 prime factors and 128 positive divisors. There are 6773760 positive integers (up to 21105792) that are relatively prime to 21105792.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred five thousand seven hundred ninety-two

Notation

Scientific notation 2.1105792 × 10^7
Engineering notation 2.1105792 × 10^6

Prime Factorization of 21105792

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 9 × 3 × 31 × 197

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 11
Total number of prime factors
rad Radical 329778
Product of the distinct prime numbers

The prime factorization of 21105792 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 9 × 3 × 31 × 197. Since it has a total of 11 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21105792)

Multiplication

n×y
n×2 42211584
n×3 63317376
n×4 84423168
n×5 105528960

Division

n÷y
n÷2 10552896
n÷3 7035264
n÷3 5276448
n÷5 4221158.4

Exponentiation

ny
n2 445454455947264
n3 9.4016690926961E+21
n4 1.9842967232327E+29
n5 4.1880153906832E+36

Nth Root

y√n
2√n 4594.104047581
3√n 276.35493089341
4√n 67.779820356659
5√n 29.166232317975

Divisors of 21105792

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21105791
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21105792 can be divided by 128 positive divisors. The sum of these divisors (counting 21105792) is 1, the average is 0.0078125.

Base conversion 21105792

Base System Value
2 Binary 1010000100000110010000000
3 Ternary 1110201021201000
4 Quaternary 1100200302000
5 Quinary 20400341132
6 Senary 2032212000
8 Octal 120406200
10 Decimal 21105792
12 Duodecimal 709a000
16 Hexadecimal 1420c80
20 Vigesimal 6bi49c
36 Base36 ckdc0

Cryptographic Hash Functions

md5 e04fcc43fbb31a3c51dd599a573e504d
sha1 c45220fb665a30cb82cc4a637116aec3d5e95ebd
sha256 070d924f52175a4a12c025d4d16b99a092ca6f94fd00fda95c7bf8e67cd615d1
sha512 49d9f31c60194cf34e85d87cc9c0bc3307aa1d7b2c3ed0393b498095e3006980cc4fae60a8a58d87a1f6cbbdcf51e03272742790263146d50839d0d138f665e1
ripemd-160 5301138449411e65a0073cdfc435e57b9f0f7b96

21105792 as geometric shapes

Circle

Radius = n
Diameter 42211584
Circumference 132611602.19079
Area 1.3994364463128E+15

Sphere

Radius = n
Volume 3.9381619404128E+22
Surface area 5.5977457852511E+15
Circumference 132611602.19079

Square

Length = n
Perimeter 84423168
Area 445454455947264
Diagonal 29848097.291026

Cube

Length = n
Surface area 2672726735683584
Volume 9.4016690926961E+21
Space diagonal 36556304.077981

Equilateral Triangle

Length = n
Perimeter 63317376
Area 1.9288743753965E+14
Altitude 18278152.03899

Triangular Pyramid

Length = n
Surface area 1.9288743753965E+14
Volume 1.1079973283196E+21
Height 9949365.7636752