21072536 (number)

21072536 is an even 8-digits composite number following 21072535 and preceding 21072537. In scientific notation, it is written as 2.1072536 × 10^7. The sum of its digits is 26. It has a total of 5 prime factors and 16 positive divisors. There are 10251360 positive integers (up to 21072536) that are relatively prime to 21072536.

Interesting facts

Basic properties

Name

Name twenty-one million seventy-two thousand five hundred thirty-six

Notation

Scientific notation 2.1072536 × 10^7
Engineering notation 2.1072536 × 10^6

Prime Factorization of 21072536

Prime Factorization 2 × 2 × 2 × 37 × 71191

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5268134
Product of the distinct prime numbers

The prime factorization of 21072536 is 2 × 2 × 2 × 37 × 71191. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 7, 57, 73, 578, 8, 6506, 9214, 19223, 84730, 968354, 764002, 7439169, 3282044, 15300909, 9783235, 307715316, 610052685, 4633403916, 5762060077

Basic calculations (n = 21072536)

Multiplication

n×y
n×2 42145072
n×3 63217608
n×4 84290144
n×5 105362680

Division

n÷y
n÷2 10536268
n÷3 7024178.6666667
n÷3 5268134
n÷5 4214507.2

Exponentiation

ny
n2 444051773471296
n3 9.3572969823377E+21
n4 1.97181977523E+29
n5 4.1551243199047E+36

Nth Root

y√n
2√n 4590.4831989672
3√n 276.2097054992
4√n 67.753104718287
5√n 29.157035182565

Divisors of 21072536

1, 2, 4, 8, 37, 74, 148, 296, 71191, 142382, 284764, 569528, 2634067, 5268134, 10536268, 21072536

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 -21072535
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 21072536 can be divided by 16 positive divisors. The sum of these divisors (counting 21072536) is 1, the average is 0.0625.

Base conversion 21072536

Base System Value
2 Binary 1010000011000101010011000
3 Ternary 1110122121002022
4 Quaternary 1100120222120
5 Quinary 20343310121
6 Senary 2031354012
8 Octal 120305230
10 Decimal 21072536
12 Duodecimal 7082908
16 Hexadecimal 1418a98
20 Vigesimal 6be16g
36 Base36 cjno8

Cryptographic Hash Functions

md5 d02ec969000feff2b6b01875c5f95183
sha1 1feb97c1cd80ef13eee917ef8b8aec39521f0414
sha256 28aac769dfb6d524690265237bfc5ca5e7b87f889de4de530a74e73ac3c660b9
sha512 c393106230afbd154b9686c68735514729769dfd90b4a42c7047b3bc355d8b1f8b269c711bd2b96c6573e0b78666f86ce2df274a1f8c908f372dea3eedd5e8f5
ripemd-160 f50b647a1fb9575a5d7687b756545f85d5336a9c

21072536 as geometric shapes

Circle

Radius = n
Diameter 42145072
Circumference 132402648.58021
Area 1.3950297893509E+15

Sphere

Radius = n
Volume 3.9195753942894E+22
Surface area 5.5801191574038E+15
Circumference 132402648.58021

Square

Length = n
Perimeter 84290144
Area 444051773471296
Diagonal 29801066.204795

Cube

Length = n
Surface area 2664310640827776
Volume 9.3572969823377E+21
Space diagonal 36498702.996324

Equilateral Triangle

Length = n
Perimeter 63217608
Area 1.9228005821084E+14
Altitude 18249351.498162

Triangular Pyramid

Length = n
Surface area 1.9228005821084E+14
Volume 1.1027680249646E+21
Height 9933688.7349318