21456072 (number)

21456072 is an even 8-digits composite number following 21456071 and preceding 21456073. In scientific notation, it is written as 2.1456072 × 10^7. The sum of its digits is 27. It has a total of 7 prime factors and 48 positive divisors. There are 6501600 positive integers (up to 21456072) that are relatively prime to 21456072.

Interesting facts

Basic properties

Name

Name twenty-one million four hundred fifty-six thousand seventy-two

Notation

Scientific notation 2.1456072 × 10^7
Engineering notation 2.1456072 × 10^6

Prime Factorization of 21456072

Prime Factorization 2 × 2 × 2 × 3 × 3 × 11 × 27091

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 1788006
Product of the distinct prime numbers

The prime factorization of 21456072 is 2 × 2 × 2 × 3 × 3 × 11 × 27091. Since it has a total of 7 prime factors.

Most popular turbo-numbers

9, 1, 90, 32, 178, 260, 9569, 1192, 47167, 34524, 983259, 731189, 786139, 8316941, 87645943, 44239262, 447270481, 903213496, 6272867013, 4136416076

Basic calculations (n = 21456072)

Multiplication

n×y
n×2 42912144
n×3 64368216
n×4 85824288
n×5 107280360

Division

n÷y
n÷2 10728036
n÷3 7152024
n÷3 5364018
n÷5 4291214.4

Exponentiation

ny
n2 460363025669184
n3 9.8775822248959E+21
n4 2.1193411540329E+29
n5 4.5472736393492E+36

Nth Root

y√n
2√n 4632.0699476584
3√n 277.87538192552
4√n 68.059311983434
5√n 29.262406805626

Divisors of 21456072

1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 27091, 54182, 81273, 108364, 162546, 216728, 243819, 298001, 325092, 487638, 596002, 650184, 894003, 975276, 1192004, 1788006, 1950552, 2384008, 2682009, 3576012, 5364018, 7152024, 10728036, 21456072

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 -21456071
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 21456072 can be divided by 48 positive divisors. The sum of these divisors (counting 21456072) is 1, the average is 0.020833333333333.

Base conversion 21456072

Base System Value
2 Binary 1010001110110010011001000
3 Ternary 1111101002012100
4 Quaternary 1101312103020
5 Quinary 20443043242
6 Senary 2043513400
8 Octal 121662310
10 Decimal 21456072
12 Duodecimal 7228860
16 Hexadecimal 14764c8
20 Vigesimal 6e203c
36 Base36 crvm0

Cryptographic Hash Functions

md5 dda022c78b01cccfd25f7a4d78f9ddd2
sha1 e5f46b478a2b30894b25a2b81057637c9665eacd
sha256 c514369534c5a6f0996dbfc21fd9c5a8d8bbdecdb62e0bd2d1c72966e932fabb
sha512 966400e8eb61bd8291df92ed0fb04c7dbc09c8757d9b5552202bb3debb87f132667b61f267a87d79c981718309174a3d4cb1a0b48fedf253bb6b8f3eacfea56e
ripemd-160 70fd325b09ed2b44aac737e185e1d95d64925507

21456072 as geometric shapes

Circle

Radius = n
Diameter 42912144
Circumference 134812476.34019
Area 1.4462730994267E+15

Sphere

Radius = n
Volume 4.1375119670616E+22
Surface area 5.7850923977067E+15
Circumference 134812476.34019

Square

Length = n
Perimeter 85824288
Area 460363025669184
Diagonal 30343468.017654

Cube

Length = n
Surface area 2762178154015104
Volume 9.8775822248959E+21
Space diagonal 37163006.834856

Equilateral Triangle

Length = n
Perimeter 64368216
Area 1.9934303759629E+14
Altitude 18581503.417428

Triangular Pyramid

Length = n
Surface area 1.9934303759629E+14
Volume 1.1640842288253E+21
Height 10114489.339218