21090951 (number)

21090951 is an odd 8-digits composite number following 21090950 and preceding 21090952. In scientific notation, it is written as 2.1090951 × 10^7. The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors. There are 12051936 positive integers (up to 21090951) that are relatively prime to 21090951.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.1090951 × 10^7
Engineering notation 2.1090951 × 10^6

Prime Factorization of 21090951

Prime Factorization 9 × 7 × 334777

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21090951
Product of the distinct prime numbers

The prime factorization of 21090951 is 9 × 7 × 334777. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 21090951)

Multiplication

n×y
n×2 42181902
n×3 63272853
n×4 84363804
n×5 105454755

Division

n÷y
n÷2 10545475.5
n÷3 7030317
n÷3 5272737.75
n÷5 4218190.2

Exponentiation

ny
n2 444828214084401
n3 9.3818500666716E+21
n4 1.9787214004552E+29
n5 4.1733116099652E+36

Nth Root

y√n
2√n 4592.4885410853
3√n 276.29014069694
4√n 67.767901997076
5√n 29.162129388749

Divisors of 21090951

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -21090950
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 21090951 can be divided by 8 positive divisors. The sum of these divisors (counting 21090951) is 1, the average is 0.125.

Base conversion 21090951

Base System Value
2 Binary 1010000011101001010000111
3 Ternary 1110200112100100
4 Quaternary 1100131022013
5 Quinary 20344402301
6 Senary 2032015143
8 Octal 120351207
10 Decimal 21090951
12 Duodecimal 70914b3
16 Hexadecimal 141d287
20 Vigesimal 6bg77b
36 Base36 ck1vr

Cryptographic Hash Functions

md5 a7adf978288e15fde5070d1f8fdc79ba
sha1 1152d0a5e18fd48d0b6357929bac823eca390015
sha256 d69b5af350e20e65c9591d25c73f27bfb928221ed6fa5d03296aae99e40b44a5
sha512 f5ddc1a0e4a0f5bd7d2b26c81456b336b95544e851d9fc3a17126c46543463c13e95aa92b7c7327ddc68783da64857195f6a76b0226c3e31710d9f8e4526e9a6
ripemd-160 d760e2231016d90ade7175d5d97e402a9a729eef

21090951 as geometric shapes

Circle

Radius = n
Diameter 42181902
Circumference 132518353.43764
Area 1.397469049477E+15

Sphere

Radius = n
Volume 3.9298601662049E+22
Surface area 5.5898761979081E+15
Circumference 132518353.43764

Square

Length = n
Perimeter 84363804
Area 444828214084401
Diagonal 29827108.947546

Cube

Length = n
Surface area 2668969284506406
Volume 9.3818500666716E+21
Space diagonal 36530598.711946

Equilateral Triangle

Length = n
Perimeter 63272853
Area 1.9261626685858E+14
Altitude 18265299.355973

Triangular Pyramid

Length = n
Surface area 1.9261626685858E+14
Volume 1.1056616337032E+21
Height 9942369.6491821