21568982 (number)

21568982 is an even 8-digits composite number following 21568981 and preceding 21568983. In scientific notation, it is written as 2.1568982 × 10^7. The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors. There are 10364928 positive integers (up to 21568982) that are relatively prime to 21568982.

Interesting facts

Basic properties

Name

Name twenty-one million five hundred sixty-eight thousand nine hundred eighty-two

Notation

Scientific notation 2.1568982 × 10^7
Engineering notation 2.1568982 × 10^6

Prime Factorization of 21568982

Prime Factorization 2 × 29 × 257 × 1447

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 21568982
Product of the distinct prime numbers

The prime factorization of 21568982 is 2 × 29 × 257 × 1447. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 4, 30, 54, 400, 76, 6610, 8265, 66192, 71689, 389736, 409008, 9774117, 2415898, 59227603, 33607217, 787739202, 745798502, 6487246710, 6308159303

Basic calculations (n = 21568982)

Multiplication

n×y
n×2 43137964
n×3 64706946
n×4 86275928
n×5 107844910

Division

n÷y
n÷2 10784491
n÷3 7189660.6666667
n÷3 5392245.5
n÷5 4313796.4

Exponentiation

ny
n2 465220984516324
n3 1.0034343041055E+22
n4 2.1643056443434E+29
n5 4.6681869485341E+36

Nth Root

y√n
2√n 4644.2418111033
3√n 278.36195800441
4√n 68.148674316551
5√n 29.293140161026

Divisors of 21568982

1, 2, 29, 58, 257, 514, 1447, 2894, 7453, 14906, 41963, 83926, 371879, 743758, 10784491, 21568982

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21568981
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21568982 can be divided by 16 positive divisors. The sum of these divisors (counting 21568982) is 1, the average is 0.0625.

Base conversion 21568982

Base System Value
2 Binary 1010010010001110111010110
3 Ternary 1111120211002012
4 Quaternary 1102101313112
5 Quinary 21010201412
6 Senary 2050144222
8 Octal 122216726
10 Decimal 21568982
12 Duodecimal 7282072
16 Hexadecimal 1491dd6
20 Vigesimal 6eg292
36 Base36 cuaqe

Cryptographic Hash Functions

md5 dd9f30c95641fdd45dc603cb28df0b95
sha1 1d971554651966165830a339fcd004d09a61fdfa
sha256 618faa542a38ca33cfd69c0f35aa54d59bd020099568323767ef71dde7f142a2
sha512 31d25b0015c403c4aa611a33c2f7657405f97cde887c4c7cf77304966d7c03a9fac2d92e6b879b6ea7ddb2dd642bd793c8e974099d376facf4e4556bc1a4abb6
ripemd-160 67a79764274f946d6632aa7d3234f7a9d58ef954

21568982 as geometric shapes

Circle

Radius = n
Diameter 43137964
Circumference 135521910.79322
Area 1.4615348272523E+15

Sphere

Radius = n
Volume 4.2031757841837E+22
Surface area 5.8461393090092E+15
Circumference 135521910.79322

Square

Length = n
Perimeter 86275928
Area 465220984516324
Diagonal 30503146.870981

Cube

Length = n
Surface area 2791325907097944
Volume 1.0034343041055E+22
Space diagonal 37358572.691539

Equilateral Triangle

Length = n
Perimeter 64706946
Area 2.0144659548237E+14
Altitude 18679286.345769

Triangular Pyramid

Length = n
Surface area 2.0144659548237E+14
Volume 1.1825586681803E+21
Height 10167715.62366