21086880 (number)

21086880 is an even 8-digits composite number following 21086879 and preceding 21086881. In scientific notation, it is written as 2.1086880 × 10^7. The sum of its digits is 33. It has a total of 8 prime factors and 48 positive divisors. There are 5569536 positive integers (up to 21086880) that are relatively prime to 21086880.

Interesting facts

Basic properties

Name

Name twenty-one million eighty-six thousand eight hundred eighty

Notation

Scientific notation 2.1086880 × 10^7
Engineering notation 2.1086880 × 10^6

Prime Factorization of 21086880

Prime Factorization 2 × 2 × 2 × 2 × 2 × 15 × 197 × 223

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 1317930
Product of the distinct prime numbers

The prime factorization of 21086880 is 2 × 2 × 2 × 2 × 2 × 15 × 197 × 223. Since it has a total of 8 prime factors.

Most popular turbo-numbers

3, 4, 38, 11, 360, 246, 7462, 7746, 78612, 20764, 535560, 8597, 835199, 7599168, 7617229, 42349973, 957811890, 258744738, 879403082, 9218027020

Basic calculations (n = 21086880)

Multiplication

n×y
n×2 42173760
n×3 63260640
n×4 84347520
n×5 105434400

Division

n÷y
n÷2 10543440
n÷3 7028960
n÷3 5271720
n÷5 4217376

Exponentiation

ny
n2 444656508134400
n3 9.3764184282491E+21
n4 1.9771941022628E+29
n5 4.1692854771123E+36

Nth Root

y√n
2√n 4592.0452959438
3√n 276.27236293783
4√n 67.764631600444
5√n 29.161003520163

Divisors of 21086880

1, 2, 4, 8, 15, 16, 30, 32, 60, 120, 197, 223, 240, 394, 446, 480, 788, 892, 1576, 1784, 2955, 3152, 3345, 3568, 5910, 6304, 6690, 7136, 11820, 13380, 23640, 26760, 43931, 47280, 53520, 87862, 94560, 107040, 175724, 351448, 658965, 702896, 1317930, 1405792, 2635860, 5271720, 10543440, 21086880

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21086879
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21086880 can be divided by 48 positive divisors. The sum of these divisors (counting 21086880) is 1, the average is 0.020833333333333.

Base conversion 21086880

Base System Value
2 Binary 1010000011100001010100000
3 Ternary 1110200022202120
4 Quaternary 1100130022200
5 Quinary 20344240010
6 Senary 2031544240
8 Octal 120341240
10 Decimal 21086880
12 Duodecimal 708b080
16 Hexadecimal 141c2a0
20 Vigesimal 6bfh40
36 Base36 cjyqo

Cryptographic Hash Functions

md5 19f0737d6fa6f22d9f657cc65465a3d4
sha1 b0353d4338d2373cdacccc4c69df593c9dd91049
sha256 55912fd0d5dc6cb0a0c6941e3aaec2b948cc4415938fda5e3ca0f9c8ae4ee5c9
sha512 200684b0260ed37ee262864b4d33bfd2c026c8e5fda3a9a532f9699a291d7ea0be287fa2b638978b80c173759eed0c575ad36a474d2ec639b830c9b9c3121dbc
ripemd-160 04150bbe10e77332ee8bf2e7848f1ced9c96e76e

21086880 as geometric shapes

Circle

Radius = n
Diameter 42173760
Circumference 132492774.59026
Area 1.3969296193259E+15

Sphere

Radius = n
Volume 3.9275849668229E+22
Surface area 5.5877184773037E+15
Circumference 132492774.59026

Square

Length = n
Perimeter 84347520
Area 444656508134400
Diagonal 29821351.684134

Cube

Length = n
Surface area 2667939048806400
Volume 9.3764184282491E+21
Space diagonal 36523547.533108

Equilateral Triangle

Length = n
Perimeter 63260640
Area 1.9254191600124E+14
Altitude 18261773.766554

Triangular Pyramid

Length = n
Surface area 1.9254191600124E+14
Volume 1.1050215089762E+21
Height 9940450.561378