21132545 (number)

21132545 is an odd 8-digits composite number following 21132544 and preceding 21132546. In scientific notation, it is written as 2.1132545 × 10^7. The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors. There are 14022720 positive integers (up to 21132545) that are relatively prime to 21132545.

Interesting facts

Basic properties

Name

Name twenty-one million one hundred thirty-two thousand five hundred forty-five

Notation

Scientific notation 2.1132545 × 10^7
Engineering notation 2.1132545 × 10^6

Prime Factorization of 21132545

Prime Factorization 35 × 31 × 19477

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 21132545
Product of the distinct prime numbers

The prime factorization of 21132545 is 35 × 31 × 19477. Since it has a total of 3 prime factors.

Most popular turbo-numbers

6, 9, 68, 5, 318, 599, 463, 9428, 43249, 20725, 524838, 932580, 7170276, 7020038, 32582315, 87020844, 70422547, 210469565, 6400523083, 2641872025

Basic calculations (n = 21132545)

Multiplication

n×y
n×2 42265090
n×3 63397635
n×4 84530180
n×5 105662725

Division

n÷y
n÷2 10566272.5
n÷3 7044181.6666667
n÷3 5283136.25
n÷5 4226509

Exponentiation

ny
n2 446584458177025
n3 9.4374661587266E+21
n4 1.9943767828527E+29
n5 4.2146257110589E+36

Nth Root

y√n
2√n 4597.014792232
3√n 276.4716476983
4√n 67.801289016006
5√n 29.173622601067

Divisors of 21132545

1, 31, 35, 1085, 19477, 603787, 681695, 21132545

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 -21132544
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 21132545 can be divided by 8 positive divisors. The sum of these divisors (counting 21132545) is 1, the average is 0.125.

Base conversion 21132545

Base System Value
2 Binary 1010000100111010100000001
3 Ternary 1110202122101212
4 Quaternary 1100213110001
5 Quinary 20402220140
6 Senary 2032535505
8 Octal 120472401
10 Decimal 21132545
12 Duodecimal 70b1595
16 Hexadecimal 1427501
20 Vigesimal 6c1b75
36 Base36 ckxz5

Cryptographic Hash Functions

md5 9194019843b8ab15972f3382f8e5c033
sha1 2f231c84e833b75471db3d7cde5f91015f959f4a
sha256 a22af5819d532ce14d2cb894afd30d0c9317679abc47d752d66c4adc243d805c
sha512 224757218890640195e4c0716e99b0b78cd86da0ed8b38eefe9c05766b3a295de6c34a1998af5819781c69b4ac6d0b4c6db794f964888325942f593c2c983ab2
ripemd-160 dfa209e436802d60063524095633d212982f593b

21132545 as geometric shapes

Circle

Radius = n
Diameter 42265090
Circumference 132779696.24731
Area 1.4029864530163E+15

Sphere

Radius = n
Volume 3.9531565803677E+22
Surface area 5.6119458120653E+15
Circumference 132779696.24731

Square

Length = n
Perimeter 84530180
Area 446584458177025
Diagonal 29885931.74646

Cube

Length = n
Surface area 2679506749062150
Volume 9.4374661587266E+21
Space diagonal 36602641.633236

Equilateral Triangle

Length = n
Perimeter 63397635
Area 1.9337674285831E+14
Altitude 18301320.816618

Triangular Pyramid

Length = n
Surface area 1.9337674285831E+14
Volume 1.112216053009E+21
Height 9961977.2488199