21232913 is an odd 8-digits composite number following 21232912
and preceding 21232914 . In scientific notation, it is written as 2.1232913 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 19229184 positive integers (up to 21232913) that are relatively prime to 21232913.
21232913 has 8 divisors, whose sum is 23298408
The reverse of 21232913 is 31923212
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million two hundred thirty-two thousand nine hundred thirteen
Scientific notation
2.1232913 × 10^7
Engineering notation
2.1232913 × 10^6
Prime Factorization
13 × 53 × 30817
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21232913
Product of the distinct prime numbers
The prime factorization of 21232913 is 13 × 53 × 30817.
Since it has a total of 3 prime factors.
9 , 5 , 20 , 71 , 156 , 230 , 5491 , 3114 , 91077 , 46636 , 642163 , 91670 , 4208995 , 1371417 , 94130995 , 99920292 , 821918680 , 661435688 , 1852357459 , 3800492122
n×2
42465826
n×3
63698739
n×4
84931652
n×5
106164565
n÷2
10616456.5
n÷3
7077637.6666667
n÷3
5308228.25
n÷5
4246582.6
n2
450836594465569
n3
9.5725741875037E+21
n4
2.0325363490931E+29
n5
4.3156667469632E+36
2 √n
4607.9185105642
3 √n
276.90865281985
4 √n
67.881650764873
5 √n
29.201281846166
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
-21232912
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 21232913 can be divided by 8 positive divisors.
The sum of these divisors (counting 21232913) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000111111110100010001
3
Ternary
1110221202002012
4
Quaternary
1100333310101
5
Quinary
20413423123
6
Senary
2035032305
8
Octal
120776421
10
Decimal
21232913
12
Duodecimal
713b695
16
Hexadecimal
143fd11
20
Vigesimal
6ce25d
36
Base36
cn3f5
md5
588c5a2a3c4afa572def7ad167ed3850
sha1
67c398b9790985732a170cc1362a9b9c64616f29
sha256
884c7e8099de9b458786bdfc1af0557365d6f9bb71bd286e81ea0305d9fcf690
sha512
ac0199f334a18b436d08f3bb94117f7858616bc1f2fcdea7aa962a3dacc9516561f1e0d3b9e60babfa4f8c4378b020fe785b2773e1856501fa7520e1032e8899
ripemd-160
ef3ef9131844709c382d7010b2d256a90ea39cf1
Diameter
42465826
Circumference
133410326.99022
Area
1.4163449331425E+15
Volume
4.0097504991207E+22
Surface area
5.6653797325699E+15
Circumference
133410326.99022
Perimeter
84931652
Area
450836594465569
Diagonal
30027873.533288
Surface area
2705019566793414
Volume
9.5725741875037E+21
Space diagonal
36776484.10869
Perimeter
63698739
Area
1.9521797188142E+14
Altitude
18388242.054345
Surface area
1.9521797188142E+14
Volume
1.1281386868992E+21
Height
10009291.177763