21072528 (number)

21072528 is an even 8-digits composite number following 21072527 and preceding 21072529. In scientific notation, it is written as 2.1072528 × 10^7. The sum of its digits is 27. It has a total of 6 prime factors and 20 positive divisors. There are 7024032 positive integers (up to 21072528) that are relatively prime to 21072528.

Interesting facts

Basic properties

Name

Name twenty-one million seventy-two thousand five hundred twenty-eight

Notation

Scientific notation 2.1072528 × 10^7
Engineering notation 2.1072528 × 10^6

Prime Factorization of 21072528

Prime Factorization 2 × 2 × 2 × 2 × 27 × 48779

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 2634066
Product of the distinct prime numbers

The prime factorization of 21072528 is 2 × 2 × 2 × 2 × 27 × 48779. Since it has a total of 6 prime factors.

Most popular turbo-numbers

2, 10, 15, 81, 766, 605, 8145, 8785, 68120, 8793, 947087, 43778, 7017833, 8623461, 98698059, 21070262, 666480570, 125008914, 7581321822, 4966963252

Basic calculations (n = 21072528)

Multiplication

n×y
n×2 42145056
n×3 63217584
n×4 84290112
n×5 105362640

Division

n÷y
n÷2 10536264
n÷3 7024176
n÷3 5268132
n÷5 4214505.6

Exponentiation

ny
n2 444051436310784
n3 9.3572863250992E+21
n4 1.9718167808967E+29
n5 4.1551164326316E+36

Nth Root

y√n
2√n 4590.4823275991
3√n 276.20967054568
4√n 67.753098287821
5√n 29.157032968723

Divisors of 21072528

1, 2, 4, 8, 16, 27, 54, 108, 216, 432, 48779, 97558, 195116, 390232, 780464, 1317033, 2634066, 5268132, 10536264, 21072528

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21072527
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21072528 can be divided by 20 positive divisors. The sum of these divisors (counting 21072528) is 1, the average is 0.05.

Base conversion 21072528

Base System Value
2 Binary 1010000011000101010010000
3 Ternary 1110122121002000
4 Quaternary 1100120222100
5 Quinary 20343310103
6 Senary 2031354000
8 Octal 120305220
10 Decimal 21072528
12 Duodecimal 7082900
16 Hexadecimal 1418a90
20 Vigesimal 6be168
36 Base36 cjno0

Cryptographic Hash Functions

md5 0f3d35b5932204905d9cbb90bfd1a139
sha1 c1378c6f430536d4d686c06b76357c38920da8d7
sha256 51769c0e69840ecd01d56ae80d8d628026808d794b055c4ec2f84e78cbe238a7
sha512 dcb204d6eb021d624298dc57fdda935eeee56f34cbe774d55a5612c0f8eb7edf2475908b6cc0707a65e67629493dacc4440ad6185ae958800b761b08b9db7c1a
ripemd-160 62426b33d737cbd7ede4f8954f221f8daf1fff1a

21072528 as geometric shapes

Circle

Radius = n
Diameter 42145056
Circumference 132402598.31473
Area 1.39502873013E+15

Sphere

Radius = n
Volume 3.9195709301957E+22
Surface area 5.5801149205198E+15
Circumference 132402598.31473

Square

Length = n
Perimeter 84290112
Area 444051436310784
Diagonal 29801054.891087

Cube

Length = n
Surface area 2664308617864704
Volume 9.3572863250992E+21
Space diagonal 36498689.139918

Equilateral Triangle

Length = n
Perimeter 63217584
Area 1.9227991221605E+14
Altitude 18249344.569959

Triangular Pyramid

Length = n
Surface area 1.9227991221605E+14
Volume 1.102766768997E+21
Height 9933684.9636956