21921636 (number)

21921636 is an even 8-digits composite number following 21921635 and preceding 21921637. In scientific notation, it is written as 2.1921636 × 10^7. The sum of its digits is 30. It has a total of 6 prime factors and 48 positive divisors. There are 6251520 positive integers (up to 21921636) that are relatively prime to 21921636.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred twenty-one thousand six hundred thirty-six

Notation

Scientific notation 2.1921636 × 10^7
Engineering notation 2.1921636 × 10^6

Prime Factorization of 21921636

Prime Factorization 2 × 2 × 3 × 11 × 17 × 9769

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 10960818
Product of the distinct prime numbers

The prime factorization of 21921636 is 2 × 2 × 3 × 11 × 17 × 9769. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21921636)

Multiplication

n×y
n×2 43843272
n×3 65764908
n×4 87686544
n×5 109608180

Division

n÷y
n÷2 10960818
n÷3 7307212
n÷3 5480409
n÷5 4384327.2

Exponentiation

ny
n2 480558124916496
n3 1.0534620291262E+22
n4 2.3093611142326E+29
n5 5.0624973738761E+36

Nth Root

y√n
2√n 4682.054677169
3√n 279.87084179169
4√n 68.425541117108
5√n 29.388308655

Divisors of 21921636

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21921635
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21921636 can be divided by 48 positive divisors. The sum of these divisors (counting 21921636) is 1, the average is 0.020833333333333.

Base conversion 21921636

Base System Value
2 Binary 1010011100111111101100100
3 Ternary 1112020201211110
4 Quaternary 1103213331210
5 Quinary 21102443021
6 Senary 2101505020
8 Octal 123477544
10 Decimal 21921636
12 Duodecimal 7412170
16 Hexadecimal 14e7f64
20 Vigesimal 6h041g
36 Base36 d1uuc

Cryptographic Hash Functions

md5 4280d7558535c2064a6064e198c4e992
sha1 2d79592b971d4112175b613a2b74b549f47df0b6
sha256 24bebfc8448549e7dee33832a747bd0344bbab03afaa7803fb95935ab86ed0e7
sha512 35758336f89a2efad0a2163f731f9a901284554af0f2374c28212fe3e4d6fd430308532240ae249c38be84d1a6d060e08a43c6939db84c7593ace51d0671f629
ripemd-160 211efec3b2b8dac1fb080cab0aec37ebf9ad79e2

21921636 as geometric shapes

Circle

Radius = n
Diameter 43843272
Circumference 137737701.22454
Area 1.5097178748606E+15

Sphere

Radius = n
Volume 4.4127314287182E+22
Surface area 6.0388714994422E+15
Circumference 137737701.22454

Square

Length = n
Perimeter 87686544
Area 480558124916496
Diagonal 31001874.940606

Cube

Length = n
Surface area 2883348749498976
Volume 1.0534620291262E+22
Space diagonal 37969387.337031

Equilateral Triangle

Length = n
Perimeter 65764908
Area 2.0808777208635E+14
Altitude 18984693.668515

Triangular Pyramid

Length = n
Surface area 2.0808777208635E+14
Volume 1.2415169075295E+21
Height 10333958.313535