21123072 (number)

21123072 is an even 8-digits composite number following 21123071 and preceding 21123073. In scientific notation, it is written as 2.1123072 × 10^7. The sum of its digits is 18. It has a total of 14 prime factors and 52 positive divisors. There are 7004160 positive integers (up to 21123072) that are relatively prime to 21123072.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred twenty-three thousand seventy-two

Notation

Scientific notation 2.1123072 × 10^7
Engineering notation 2.1123072 × 10^6

Prime Factorization of 21123072

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 27 × 191

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 14
Total number of prime factors
rad Radical 10314
Product of the distinct prime numbers

The prime factorization of 21123072 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 27 × 191. Since it has a total of 14 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21123072)

Multiplication

n×y
n×2 42246144
n×3 63369216
n×4 84492288
n×5 105615360

Division

n÷y
n÷2 10561536
n÷3 7041024
n÷3 5280768
n÷5 4224614.4

Exponentiation

ny
n2 446184170717184
n3 9.4247803633194E+21
n4 1.9908031419858E+29
n5 4.2051878105993E+36

Nth Root

y√n
2√n 4595.984334177
3√n 276.43033058364
4√n 67.793689486389
5√n 29.171006623733

Divisors of 21123072

52 divisors

τ Total Divisors 52
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21123071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.019230769230769
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 52
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21123072 can be divided by 52 positive divisors. The sum of these divisors (counting 21123072) is 1, the average is 0.019230769230769.

Base conversion 21123072

Base System Value
2 Binary 1010000100101000000000000
3 Ternary 1110202011102000
4 Quaternary 1100211000000
5 Quinary 20401414242
6 Senary 2032424000
8 Octal 120450000
10 Decimal 21123072
12 Duodecimal 70a8000
16 Hexadecimal 1425000
20 Vigesimal 6c07dc
36 Base36 ckqo0

Cryptographic Hash Functions

md5 10f924e6f23370f20ac9e8d04ac81206
sha1 30cfda5cf72ff377ef90473fa983944ed6359f19
sha256 29643c59e9d0a317701a0975a28db1842eabf1cbd1b9cd98893e24c77e92192f
sha512 3b9288ba04ca4849078c277df742a3b7cbb662ee69df5d866582e62ff36c91a89dee80811db7ff514f7d1ebe6e805e7059decbb2f485a7c29f98fc35a89e4f48
ripemd-160 d0b6d9f24703e3f61cf43456f038244bf43d6a7d

21123072 as geometric shapes

Circle

Radius = n
Diameter 42246144
Circumference 132720175.6329
Area 1.4017289128732E+15

Sphere

Radius = n
Volume 3.9478427668135E+22
Surface area 5.6069156514926E+15
Circumference 132720175.6329

Square

Length = n
Perimeter 84492288
Area 446184170717184
Diagonal 29872534.901383

Cube

Length = n
Surface area 2677105024303104
Volume 9.4247803633194E+21
Space diagonal 36586233.915936

Equilateral Triangle

Length = n
Perimeter 63369216
Area 1.9320341330379E+14
Altitude 18293116.957968

Triangular Pyramid

Length = n
Surface area 1.9320341330379E+14
Volume 1.1107210176828E+21
Height 9957511.6337945