21276720 (number)

21276720 is an even 8-digits composite number following 21276719 and preceding 21276721. In scientific notation, it is written as 2.1276720 × 10^7. The sum of its digits is 27. It has a total of 8 prime factors and 80 positive divisors. There are 5472768 positive integers (up to 21276720) that are relatively prime to 21276720.

Interesting facts

Basic properties

Name

Name twenty-one million two hundred seventy-six thousand seven hundred twenty

Notation

Scientific notation 2.1276720 × 10^7
Engineering notation 2.1276720 × 10^6

Prime Factorization of 21276720

Prime Factorization 2 × 2 × 2 × 2 × 5 × 9 × 29 × 1019

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 2659590
Product of the distinct prime numbers

The prime factorization of 21276720 is 2 × 2 × 2 × 2 × 5 × 9 × 29 × 1019. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 2, 89, 24, 736, 572, 5135, 9476, 17441, 15247, 439095, 71086, 6983382, 8020872, 33015348, 9586341, 135155130, 28823655, 3689438391, 9310827194

Basic calculations (n = 21276720)

Multiplication

n×y
n×2 42553440
n×3 63830160
n×4 85106880
n×5 106383600

Division

n÷y
n÷2 10638360
n÷3 7092240
n÷3 5319180
n÷5 4255344

Exponentiation

ny
n2 452698813958400
n3 9.631945908925E+21
n4 2.0493621615934E+29
n5 4.3603704890818E+36

Nth Root

y√n
2√n 4612.6695090804
3√n 277.09895807017
4√n 67.916636467661
5√n 29.213321326209

Divisors of 21276720

1, 2, 4, 5, 8, 9, 10, 16, 18, 20, 29, 36, 40, 45, 58, 72, 80, 90, 116, 144, 145, 180, 232, 261, 290, 360, 464, 522, 580, 720, 1019, 1044, 1160, 1305, 2038, 2088, 2320, 2610, 4076, 4176, 5095, 5220, 8152, 9171, 10190, 10440, 16304, 18342, 20380, 20880, 29551, 36684, 40760, 45855, 59102, 73368, 81520, 91710, 118204, 146736, 147755, 183420, 236408, 265959, 295510, 366840, 472816, 531918, 591020, 733680, 1063836, 1182040, 1329795, 2127672, 2364080, 2659590, 4255344, 5319180, 10638360, 21276720

80 divisors

τ Total Divisors 80
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21276719
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0125
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 80
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21276720 can be divided by 80 positive divisors. The sum of these divisors (counting 21276720) is 1, the average is 0.0125.

Base conversion 21276720

Base System Value
2 Binary 1010001001010100000110000
3 Ternary 1111000222011200
4 Quaternary 1101022200300
5 Quinary 20421323340
6 Senary 2040011200
8 Octal 121124060
10 Decimal 21276720
12 Duodecimal 7160b00
16 Hexadecimal 144a830
20 Vigesimal 6cjbg0
36 Base36 co180

Cryptographic Hash Functions

md5 a6e039de0584c7bcea92142c959d2de2
sha1 ed89c02259314eb9023650a2c7e933f54f8c9af8
sha256 d375633301505e9b8e0951381f028699d178cc4e2d6bea55e226b78da732755e
sha512 d6a7d2f6cf846c3c0930e947650a67487dad796ac5784e45abc6ab270fa138eda7b8fd0b11d9197f8303b4eaf3d9702c0e2ad0d24b5c3e64983a44cde4cf5b35
ripemd-160 4e3d6494a36e534b9db0d800be907a68c24ff973

21276720 as geometric shapes

Circle

Radius = n
Diameter 42553440
Circumference 133685574.48897
Area 1.4221952682205E+15

Sphere

Radius = n
Volume 4.0346200676337E+22
Surface area 5.6887810728821E+15
Circumference 133685574.48897

Square

Length = n
Perimeter 85106880
Area 452698813958400
Diagonal 30089825.986815

Cube

Length = n
Surface area 2716192883750400
Volume 9.631945908925E+21
Space diagonal 36852360.058417

Equilateral Triangle

Length = n
Perimeter 63830160
Area 1.9602433657553E+14
Altitude 18426180.029208

Triangular Pyramid

Length = n
Surface area 1.9602433657553E+14
Volume 1.1351357113705E+21
Height 10029941.995605