21320912 (number)

21320912 is an even 8-digits composite number following 21320911 and preceding 21320913. In scientific notation, it is written as 2.1320912 × 10^7. The sum of its digits is 20. It has a total of 5 prime factors and 10 positive divisors. There are 10660448 positive integers (up to 21320912) that are relatively prime to 21320912.

Interesting facts

Basic properties

Name

Name twenty-one million three hundred twenty thousand nine hundred twelve

Notation

Scientific notation 2.1320912 × 10^7
Engineering notation 2.1320912 × 10^6

Prime Factorization of 21320912

Prime Factorization 2 × 2 × 2 × 2 × 1332557

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 2665114
Product of the distinct prime numbers

The prime factorization of 21320912 is 2 × 2 × 2 × 2 × 1332557. Since it has a total of 5 prime factors.

Most popular turbo-numbers

6, 3, 52, 93, 111, 40, 2078, 778, 54223, 12256, 72400, 673316, 4792891, 5083027, 18431284, 62918686, 260306226, 437798742, 6633327817, 2340068378

Basic calculations (n = 21320912)

Multiplication

n×y
n×2 42641824
n×3 63962736
n×4 85283648
n×5 106604560

Division

n÷y
n÷2 10660456
n÷3 7106970.6666667
n÷3 5330228
n÷5 4264182.4

Exponentiation

ny
n2 454581288511744
n3 9.6920876492055E+21
n4 2.06644147865E+29
n5 4.4058416919446E+36

Nth Root

y√n
2√n 4617.4573089526
3√n 277.29067134283
4√n 67.951874948029
5√n 29.225446539737

Divisors of 21320912

1, 2, 4, 8, 16, 1332557, 2665114, 5330228, 10660456, 21320912

10 divisors

τ Total Divisors 10
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21320911
Sum of the proper positive divisors of n
A Arithmetic Mean 0.1
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 10
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21320912 can be divided by 10 positive divisors. The sum of these divisors (counting 21320912) is 1, the average is 0.1.

Base conversion 21320912

Base System Value
2 Binary 1010001010101010011010000
3 Ternary 1111010012210102
4 Quaternary 1101111103100
5 Quinary 20424232122
6 Senary 2040551532
8 Octal 121252320
10 Decimal 21320912
12 Duodecimal 71825a8
16 Hexadecimal 14554d0
20 Vigesimal 6d525c
36 Base36 cozbk

Cryptographic Hash Functions

md5 147f34e4cc493915142a8b1e5e1c0cc4
sha1 63bdce8c19dc82f2996ab8651b09f344d43e7922
sha256 1045ac53676355720e6e72b5b676cec5157463cf29f67acafa8430fa033b7d52
sha512 ef76c2ddb61e89374987889b6b525d37f833fd5124edca0abc6544a706e05d5151aafae3bf7e86a780b98d9eadfcc5a84438f562f2c902765c9452b735d3d675
ripemd-160 377c6bbfd12a3996d4ab3576c420a444bbbf0b6f

21320912 as geometric shapes

Circle

Radius = n
Diameter 42641824
Circumference 133963241.01407
Area 1.4281092364479E+15

Sphere

Radius = n
Volume 4.0598121808923E+22
Surface area 5.7124369457915E+15
Circumference 133963241.01407

Square

Length = n
Perimeter 85283648
Area 454581288511744
Diagonal 30152322.912563

Cube

Length = n
Surface area 2727487731070464
Volume 9.6920876492055E+21
Space diagonal 36928902.847705

Equilateral Triangle

Length = n
Perimeter 63962736
Area 1.9683947196812E+14
Altitude 18464451.423852

Triangular Pyramid

Length = n
Surface area 1.9683947196812E+14
Volume 1.1422234834346E+21
Height 10050774.304188