21037545 (number)

21037545 is an odd 8-digits composite number following 21037544 and preceding 21037546. In scientific notation, it is written as 2.1037545 × 10^7. The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors. There are 11114496 positive integers (up to 21037545) that are relatively prime to 21037545.

Interesting facts

Basic properties

Name

Name twenty-one million thirty-seven thousand five hundred forty-five

Notation

Scientific notation 2.1037545 × 10^7
Engineering notation 2.1037545 × 10^6

Prime Factorization of 21037545

Prime Factorization 3 × 3 × 5 × 109 × 4289

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 7012515
Product of the distinct prime numbers

The prime factorization of 21037545 is 3 × 3 × 5 × 109 × 4289. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 1, 50, 14, 366, 127, 575, 7646, 69695, 76903, 581295, 871091, 9072076, 9440550, 72500825, 25396258, 686851204, 678500919, 4759009477, 1906514837

Basic calculations (n = 21037545)

Multiplication

n×y
n×2 42075090
n×3 63112635
n×4 84150180
n×5 105187725

Division

n÷y
n÷2 10518772.5
n÷3 7012515
n÷3 5259386.25
n÷5 4207509

Exponentiation

ny
n2 442578299627025
n3 9.310760894427E+21
n4 1.9587555130075E+29
n5 4.1207407248893E+36

Nth Root

y√n
2√n 4586.6703609481
3√n 276.05673849276
4√n 67.724961136557
5√n 29.147345678327

Divisors of 21037545

1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4289, 4905, 12867, 21445, 38601, 64335, 193005, 467501, 1402503, 2337505, 4207509, 7012515, 21037545

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21037544
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21037545 can be divided by 24 positive divisors. The sum of these divisors (counting 21037545) is 1, the average is 0.041666666666667.

Base conversion 21037545

Base System Value
2 Binary 1010000010000000111101001
3 Ternary 1110120211002100
4 Quaternary 1100100013221
5 Quinary 20341200140
6 Senary 2030524013
8 Octal 120200751
10 Decimal 21037545
12 Duodecimal 7066609
16 Hexadecimal 14101e9
20 Vigesimal 6b9dh5
36 Base36 ciwo9

Cryptographic Hash Functions

md5 55f2457d16b3c2748bb5c394ccf667c9
sha1 7787995dfde4209810e69138b1406a8239afa5d2
sha256 e9577bfd6b3425ce3bd685c304d9eb86a74349ec81623a371db5e8b15463d7fc
sha512 83d11d7201169dbf9e1c25028a4119470290feda81f03a6743e160898b5f61e944e0ad59e3fba9ff5299e7d991176410128f7297e7df0805e8ebe417ba77db55
ripemd-160 057b64a5ea79a67313d32edd58d7e94a99c49c1f

21037545 as geometric shapes

Circle

Radius = n
Diameter 42075090
Circumference 132182793.64313
Area 1.3904007347465E+15

Sphere

Radius = n
Volume 3.9000824033684E+22
Surface area 5.5616029389861E+15
Circumference 132182793.64313

Square

Length = n
Perimeter 84150180
Area 442578299627025
Diagonal 29751581.458034

Cube

Length = n
Surface area 2655469797762150
Volume 9.310760894427E+21
Space diagonal 36438096.806517

Equilateral Triangle

Length = n
Perimeter 63112635
Area 1.9164202532036E+14
Altitude 18219048.403258

Triangular Pyramid

Length = n
Surface area 1.9164202532036E+14
Volume 1.0972836944093E+21
Height 9917193.8193448