21031876 (number)

21031876 is an even 8-digits composite number following 21031875 and preceding 21031877. In scientific notation, it is written as 2.1031876 × 10^7. The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors. There are 10505160 positive integers (up to 21031876) that are relatively prime to 21031876.

Interesting facts

Basic properties

Name

Name twenty-one million thirty-one thousand eight hundred seventy-six

Notation

Scientific notation 2.1031876 × 10^7
Engineering notation 2.1031876 × 10^6

Prime Factorization of 21031876

Prime Factorization 2 × 2 × 1279 × 4111

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 10515938
Product of the distinct prime numbers

The prime factorization of 21031876 is 2 × 2 × 1279 × 4111. Since it has a total of 4 prime factors.

Most popular turbo-numbers

10, 8, 38, 2, 798, 204, 9299, 6643, 19344, 84948, 378564, 809369, 7050408, 6373725, 33056595, 21305030, 869272090, 124607759, 9481037115, 4156190403

Basic calculations (n = 21031876)

Multiplication

n×y
n×2 42063752
n×3 63095628
n×4 84127504
n×5 105159380

Division

n÷y
n÷2 10515938
n÷3 7010625.3333333
n÷3 5257969
n÷5 4206375.2

Exponentiation

ny
n2 442339808079376
n3 9.3032359933892E+21
n4 1.956645058117E+29
n5 4.1151916238329E+36

Nth Root

y√n
2√n 4586.0523328894
3√n 276.03193987292
4√n 67.72039820386
5√n 29.145774638398

Divisors of 21031876

1, 2, 4, 1279, 2558, 4111, 5116, 8222, 16444, 5257969, 10515938, 21031876

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21031875
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21031876 can be divided by 12 positive divisors. The sum of these divisors (counting 21031876) is 1, the average is 0.083333333333333.

Base conversion 21031876

Base System Value
2 Binary 1010000001110101111000100
3 Ternary 1110120112022101
4 Quaternary 1100032233010
5 Quinary 20341010001
6 Senary 2030441444
8 Octal 120165704
10 Decimal 21031876
12 Duodecimal 7063284
16 Hexadecimal 140ebc4
20 Vigesimal 6b8jdg
36 Base36 cisas

Cryptographic Hash Functions

md5 c9c284dc1bbc6e09dd2b86942a1e92e4
sha1 8985f6dea5ff10e2f44ae23f2a9d1790e35f4c0e
sha256 b9054d76252a7cf90286a070fdb886b191a6a196ef15fdd790f7b7e6d66a2f82
sha512 cd32f564446ca7cf656e6f0fed8f4549f6bc00d4af80350eac131af2d467750bfe2cf3dd393fb26299f4e9c94884ec7c65210e5af2652c7c37172e51abdf72a5
ripemd-160 c39689550dd9d2863c29fca306e9fbf1010da584

21031876 as geometric shapes

Circle

Radius = n
Diameter 42063752
Circumference 132147174.26562
Area 1.3896514914525E+15

Sphere

Radius = n
Volume 3.8969303801925E+22
Surface area 5.5586059658099E+15
Circumference 132147174.26562

Square

Length = n
Perimeter 84127504
Area 442339808079376
Diagonal 29743564.281349

Cube

Length = n
Surface area 2654038848476256
Volume 9.3032359933892E+21
Space diagonal 36428277.810488

Equilateral Triangle

Length = n
Perimeter 63095628
Area 1.9153875545094E+14
Altitude 18214138.905244

Triangular Pyramid

Length = n
Surface area 1.9153875545094E+14
Volume 1.0963968763174E+21
Height 9914521.4271164