21990654 (number)

21990654 is an even 8-digits composite number following 21990653 and preceding 21990655. In scientific notation, it is written as 2.1990654 × 10^7. The sum of its digits is 36. It has a total of 6 prime factors and 64 positive divisors. There are 5930496 positive integers (up to 21990654) that are relatively prime to 21990654.

Interesting facts

Basic properties

Name

Name twenty-one million nine hundred ninety thousand six hundred fifty-four

Notation

Scientific notation 2.1990654 × 10^7
Engineering notation 2.1990654 × 10^6

Prime Factorization of 21990654

Prime Factorization 2 × 3 × 21 × 37 × 53 × 89

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 21990654
Product of the distinct prime numbers

The prime factorization of 21990654 is 2 × 3 × 21 × 37 × 53 × 89. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21990654)

Multiplication

n×y
n×2 43981308
n×3 65971962
n×4 87962616
n×5 109953270

Division

n÷y
n÷2 10995327
n÷3 7330218
n÷3 5497663.5
n÷5 4398130.8

Exponentiation

ny
n2 483588863347716
n3 1.0634435372133E+22
n4 2.3385818875394E+29
n5 5.1426945139545E+36

Nth Root

y√n
2√n 4689.4193670432
3√n 280.16424887036
4√n 68.479335328574
5√n 29.406790603304

Divisors of 21990654

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21990653
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21990654 can be divided by 64 positive divisors. The sum of these divisors (counting 21990654) is 1, the average is 0.015625.

Base conversion 21990654

Base System Value
2 Binary 1010011111000110011111110
3 Ternary 1112101020111200
4 Quaternary 1103320303332
5 Quinary 21112200104
6 Senary 2103200330
8 Octal 123706376
10 Decimal 21990654
12 Duodecimal 74460a6
16 Hexadecimal 14f8cfe
20 Vigesimal 6h8gce
36 Base36 d3c3i

Cryptographic Hash Functions

md5 5591dd0f683d2f8bee812aff6418b8bc
sha1 83d60ce5192e1d257f023aba3b39f0a9d9c94823
sha256 9630772775797ba40d116d09ee8b40a9d52213acb116f3a7829efa38614d2ccd
sha512 01bd38cb8ab83e49f135a9b6f833cbfbe6156b33f867260e766a53712bae6520148ded591a4acf9f17afa7fcbbf5d546cd1f46bfbf87cc36d054f4d562824d2b
ripemd-160 3939afb209a64bc8a612226e5016de009d3e158b

21990654 as geometric shapes

Circle

Radius = n
Diameter 43981308
Circumference 138171354.10807
Area 1.519239220451E+15

Sphere

Radius = n
Volume 4.4545418720224E+22
Surface area 6.0769568818041E+15
Circumference 138171354.10807

Square

Length = n
Perimeter 87962616
Area 483588863347716
Diagonal 31099481.132254

Cube

Length = n
Surface area 2901533180086296
Volume 1.0634435372133E+22
Space diagonal 38088930.019668

Equilateral Triangle

Length = n
Perimeter 65971962
Area 2.0940012032318E+14
Altitude 19044465.009834

Triangular Pyramid

Length = n
Surface area 2.0940012032318E+14
Volume 1.2532802276209E+21
Height 10366493.710751