21102690 (number)

21102690 is an even 8-digits composite number following 21102689 and preceding 21102691. In scientific notation, it is written as 2.1102690 × 10^7. The sum of its digits is 21. It has a total of 4 prime factors and 12 positive divisors. There are 4808256 positive integers (up to 21102690) that are relatively prime to 21102690.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred two thousand six hundred ninety

Notation

Scientific notation 2.1102690 × 10^7
Engineering notation 2.1102690 × 10^6

Prime Factorization of 21102690

Prime Factorization 2 × 105 × 317 × 317

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 66570
Product of the distinct prime numbers

The prime factorization of 21102690 is 2 × 105 × 317 × 317. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 9, 86, 35, 81, 891, 1523, 4567, 20506, 16649, 882507, 395587, 8704239, 4916622, 15055122, 38406399, 46173940, 399160799, 8817009833, 7762892021

Basic calculations (n = 21102690)

Multiplication

n×y
n×2 42205380
n×3 63308070
n×4 84410760
n×5 105513450

Division

n÷y
n÷2 10551345
n÷3 7034230
n÷3 5275672.5
n÷5 4220538

Exponentiation

ny
n2 445323525236100
n3 9.3975243027646E+21
n4 1.9831304212871E+29
n5 4.1849386509991E+36

Nth Root

y√n
2√n 4593.7664285421
3√n 276.3413912452
4√n 67.777329753702
5√n 29.165374932741

Divisors of 21102690

1, 2, 105, 210, 317, 634, 33285, 66570, 100489, 200978, 10551345, 21102690

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 -21102689
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 21102690 can be divided by 12 positive divisors. The sum of these divisors (counting 21102690) is 1, the average is 0.083333333333333.

Base conversion 21102690

Base System Value
2 Binary 1010000100000000001100010
3 Ternary 1110201010110010
4 Quaternary 1100200001202
5 Quinary 20400241230
6 Senary 2032145350
8 Octal 120400142
10 Decimal 21102690
12 Duodecimal 7098256
16 Hexadecimal 1420062
20 Vigesimal 6bhgea
36 Base36 ckaxu

Cryptographic Hash Functions

md5 1225b967dfc143084292e0a8dcfe44a3
sha1 64f08e11b8c0576f08e4c595ce9da48d1d4c3286
sha256 1c260ad422db0e8d98132c3726c7546c3f8f6fd2e8d503a24a8d118d4ca6cb99
sha512 110fbcac6a05861b6261d154516ad5332b0d0aeef56bc05cb41cb04840c9ec60ec33d1e99ccd323ad9e45b4f3e9008a7c449f39cf2322ff3df1b1c83088ea21b
ripemd-160 9daaa86fb0a95c3c6de6baca50fb2992a40d7aa4

21102690 as geometric shapes

Circle

Radius = n
Diameter 42205380
Circumference 132592111.74997
Area 1.3990251153524E+15

Sphere

Radius = n
Volume 3.9364257748662E+22
Surface area 5.5961004614098E+15
Circumference 132592111.74997

Square

Length = n
Perimeter 84410760
Area 445323525236100
Diagonal 29843710.400555

Cube

Length = n
Surface area 2671941151416600
Volume 9.3975243027646E+21
Space diagonal 36550931.256376

Equilateral Triangle

Length = n
Perimeter 63308070
Area 1.9283074287865E+14
Altitude 18275465.628188

Triangular Pyramid

Length = n
Surface area 1.9283074287865E+14
Volume 1.1075088601417E+21
Height 9947903.4668517