21276979 (number)

21276979 is an odd 8-digits composite number following 21276978 and preceding 21276980. In scientific notation, it is written as 2.1276979 × 10^7. The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors. There are 18965952 positive integers (up to 21276979) that are relatively prime to 21276979.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1276979 × 10^7
Engineering notation 2.1276979 × 10^6

Prime Factorization of 21276979

Prime Factorization 17 × 19 × 19 × 3467

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 1119841
Product of the distinct prime numbers

The prime factorization of 21276979 is 17 × 19 × 19 × 3467. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 2, 3, 28, 288, 163, 6782, 7954, 81237, 44027, 637063, 709927, 2970661, 8437424, 73795226, 26110072, 10676416, 443741609, 5977035357, 2700094598

Basic calculations (n = 21276979)

Multiplication

n×y
n×2 42553958
n×3 63830937
n×4 85107916
n×5 106384895

Division

n÷y
n÷2 10638489.5
n÷3 7092326.3333333
n÷3 5319244.75
n÷5 4255395.8

Exponentiation

ny
n2 452709835366441
n3 9.6322976601852E+21
n4 2.0494619503751E+29
n5 4.360635887943E+36

Nth Root

y√n
2√n 4612.697583844
3√n 277.10008243424
4√n 67.916843152814
5√n 29.213392448199

Divisors of 21276979

1, 17, 19, 323, 361, 3467, 6137, 58939, 65873, 1119841, 1251587, 21276979

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21276978
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21276979 can be divided by 12 positive divisors. The sum of these divisors (counting 21276979) is 1, the average is 0.083333333333333.

Base conversion 21276979

Base System Value
2 Binary 1010001001010100100110011
3 Ternary 1111000222112021
4 Quaternary 1101022210303
5 Quinary 20421330404
6 Senary 2040012311
8 Octal 121124463
10 Decimal 21276979
12 Duodecimal 7161097
16 Hexadecimal 144a933
20 Vigesimal 6cjc8j
36 Base36 co1f7

Cryptographic Hash Functions

md5 59e12779908c6032144f0ff8ff5f07ec
sha1 2020a686359113fc76822b13a0cdc199d3b96a24
sha256 fad176b09d3badace29166cfe40162a8aeadd9311b32706337b7f0ab7e47700c
sha512 3be3a590094d71c5a3fcd6d1f9ca0d932a6e4223850c3677d449bbc8392ae4c3d07f1a562c4849ba2fe3871325ae83366ba87a71433b723ff1552e9a4fe3701d
ripemd-160 0196be7df4559cfd8e14b1f8012d591778b42341

21276979 as geometric shapes

Circle

Radius = n
Diameter 42553958
Circumference 133687201.83397
Area 1.4222298929951E+15

Sphere

Radius = n
Volume 4.0347674088571E+22
Surface area 5.6889195719802E+15
Circumference 133687201.83397

Square

Length = n
Perimeter 85107916
Area 452709835366441
Diagonal 30090192.268128

Cube

Length = n
Surface area 2716259012198646
Volume 9.6322976601852E+21
Space diagonal 36852808.659576

Equilateral Triangle

Length = n
Perimeter 63830937
Area 1.960291089852E+14
Altitude 18426404.329788

Triangular Pyramid

Length = n
Surface area 1.960291089852E+14
Volume 1.135177165654E+21
Height 10030064.089376