21132518 is an even 8-digits composite number following 21132517
and preceding 21132519 . In scientific notation, it is written as 2.1132518 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 9605680 positive integers (up to 21132518) that are relatively prime to 21132518.
21132518 has 8 divisors, whose sum is 34580520
The reverse of 21132518 is 81523112
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million one hundred thirty-two thousand five hundred eighteen
Scientific notation
2.1132518 × 10^7
Engineering notation
2.1132518 × 10^6
Prime Factorization
2 × 11 × 960569
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21132518
Product of the distinct prime numbers
The prime factorization of 21132518 is 2 × 11 × 960569.
Since it has a total of 3 prime factors.
2 , 3 , 5 , 50 , 647 , 655 , 6592 , 4412 , 89007 , 71016 , 81076 , 461140 , 9962144 , 8264976 , 69261672 , 73084732 , 205928858 , 95884814 , 8139065371 , 2531260918
n×2
42265036
n×3
63397554
n×4
84530072
n×5
105662590
n÷2
10566259
n÷3
7044172.6666667
n÷3
5283129.5
n÷5
4226503.6
n2
446583317020324
n3
9.4374299854317E+21
n4
1.9943665904088E+29
n5
4.2145987870412E+36
2 √n
4597.0118555427
3 √n
276.47152995356
4 √n
67.801267359414
5 √n
29.173615146327
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
-21132517
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 21132518 can be divided by 8 positive divisors.
The sum of these divisors (counting 21132518) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000100111010011100110
3
Ternary
1110202122100212
4
Quaternary
1100213103212
5
Quinary
20402220033
6
Senary
2032535422
8
Octal
120472346
10
Decimal
21132518
12
Duodecimal
70b1572
16
Hexadecimal
14274e6
20
Vigesimal
6c1b5i
36
Base36
ckxye
md5
cf0b6769fcac586a0eb9b18410bb588e
sha1
14516332d009e83378f8d5ffa934fade9aca14c4
sha256
511b5627ed7c10ef41caf1f405e96839d82a9313e3507e711fcbd7a3f8d3c7fd
sha512
7e860cb317e9429b2e2b3c67b628337a36636e9800278acc46541e08d7811c6a717bb40212b4a608fe78ae295cb986c89da6e5f4e2a72028bc6cd1603d5e8b63
ripemd-160
122adeec968c69f2aef073a685c46c5547ad5b49
Diameter
42265036
Circumference
132779526.60131
Area
1.4029828679668E+15
Volume
3.9531414281334E+22
Surface area
5.6119314718672E+15
Circumference
132779526.60131
Perimeter
84530072
Area
446583317020324
Diagonal
29885893.562694
Surface area
2679499902121944
Volume
9.4374299854317E+21
Space diagonal
36602594.867864
Perimeter
63397554
Area
1.9337624872296E+14
Altitude
18301297.433932
Surface area
1.9337624872296E+14
Volume
1.1122117899453E+21
Height
9961964.5208979