21239976 (number)

21239976 is an even 8-digits composite number following 21239975 and preceding 21239977. In scientific notation, it is written as 2.1239976 × 10^7. The sum of its digits is 39. It has a total of 5 prime factors and 16 positive divisors. There are 7079984 positive integers (up to 21239976) that are relatively prime to 21239976.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1239976 × 10^7
Engineering notation 2.1239976 × 10^6

Prime Factorization of 21239976

Prime Factorization 2 × 2 × 2 × 3 × 884999

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 5309994
Product of the distinct prime numbers

The prime factorization of 21239976 is 2 × 2 × 2 × 3 × 884999. Since it has a total of 5 prime factors.

Most popular turbo-numbers

9, 2, 95, 18, 528, 484, 4420, 738, 82273, 41289, 298671, 257223, 7233770, 3882346, 36180743, 95450458, 458955129, 202150197, 7459744960, 8950673514

Basic calculations (n = 21239976)

Multiplication

n×y
n×2 42479952
n×3 63719928
n×4 84959904
n×5 106199880

Division

n÷y
n÷2 10619988
n÷3 7079992
n÷3 5309994
n÷5 4247995.2

Exponentiation

ny
n2 451136580480576
n3 9.5821301421295E+21
n4 2.0352421424771E+29
n5 4.3228494260402E+36

Nth Root

y√n
2√n 4608.6848449422
3√n 276.93935341178
4√n 67.887295165901
5√n 29.203224313657

Divisors of 21239976

1, 2, 3, 4, 6, 8, 12, 24, 884999, 1769998, 2654997, 3539996, 5309994, 7079992, 10619988, 21239976

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21239975
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21239976 can be divided by 16 positive divisors. The sum of these divisors (counting 21239976) is 1, the average is 0.0625.

Base conversion 21239976

Base System Value
2 Binary 1010001000001100010101000
3 Ternary 1110222002202210
4 Quaternary 1101001202220
5 Quinary 20414134401
6 Senary 2035125120
8 Octal 121014250
10 Decimal 21239976
12 Duodecimal 71437a0
16 Hexadecimal 14418a8
20 Vigesimal 6cejig
36 Base36 cn8vc

Cryptographic Hash Functions

md5 320a69ff0811e93daacdb3a1d6f71dd8
sha1 92ddd32cac10141ca096856f51c8d0251d0d565c
sha256 b4ed5177b102b2da89965987a7c9097eb45be72b7f1d5c2a70c73a2e7582fa01
sha512 a5fd51aa647a65e5817481155ce051793003b118bd53c7708931769140d4c8dad4b3c098bc197fc60a490986c0ab18ead236a434d3bf2468840878158f59fe0a
ripemd-160 4e9634feb0965b2bc0553cd03ff2f9ac9bb61150

21239976 as geometric shapes

Circle

Radius = n
Diameter 42479952
Circumference 133454705.12805
Area 1.4172873670034E+15

Sphere

Radius = n
Volume 4.013753288034E+22
Surface area 5.6691494680136E+15
Circumference 133454705.12805

Square

Length = n
Perimeter 84959904
Area 451136580480576
Diagonal 30037862.123679

Cube

Length = n
Surface area 2706819482883456
Volume 9.5821301421295E+21
Space diagonal 36788717.583544

Equilateral Triangle

Length = n
Perimeter 63719928
Area 1.9534786963631E+14
Altitude 18394358.791772

Triangular Pyramid

Length = n
Surface area 1.9534786963631E+14
Volume 1.129264866952E+21
Height 10012620.707893