72218213 is an odd 8-digits composite number following 72218212
and preceding 72218214 . In scientific notation, it is written as 7.2218213 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 72135360 positive integers (up to 72218213) that are relatively prime to 72218213.
72218213 has 4 divisors, whose sum is 72301068
The reverse of 72218213 is 31281227
Previous prime number is 881
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-two million two hundred eighteen thousand two hundred thirteen
Scientific notation
7.2218213 × 10^7
Engineering notation
7.2218213 × 10^6
Prime Factorization
881 × 81973
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72218213
Product of the distinct prime numbers
The prime factorization of 72218213 is 881 × 81973.
Since it has a total of 2 prime factors.
3 , 4 , 46 , 57 , 968 , 373 , 6392 , 6341 , 91624 , 388 , 299338 , 750053 , 2728651 , 2722135 , 73504253 , 39324723 , 548342437 , 989001226 , 1986095838 , 2276236639
n×2
144436426
n×3
216654639
n×4
288872852
n×5
361091065
n÷2
36109106.5
n÷3
24072737.666667
n÷3
18054553.25
n÷5
14443642.6
n2
5215470288913369
n3
3.7665194421992E+23
n4
2.7201130334538E+31
n5
1.9644170243404E+39
2 √n
8498.1299707642
3 √n
416.43661974935
4 √n
92.185302357611
5 √n
37.301762066915
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72218212
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72218213 can be divided by 4 positive divisors.
The sum of these divisors (counting 72218213) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011011111011001100101
3
Ternary
12000220001202122
4
Quaternary
10103133121211
5
Quinary
121441440323
6
Senary
11055515325
8
Octal
423373145
10
Decimal
72218213
12
Duodecimal
20228b45
16
Hexadecimal
44df665
20
Vigesimal
12b75ad
36
Base36
16zvxh
md5
9fc2dbc97abf6099fb080ad6bce610b7
sha1
2ad37241734edecf498fb8630a8eb65e55fb6cbb
sha256
2346c2a3a945a58772260596e39758b937ed74da8f4f8f4362a8966c28f24f99
sha512
2d3cd3f9ee07fd63c8e88d7309dd5fbc0721d6584a4122925ac7b868634eccbf4b4cc2bb13a643582fac27b0503e99c5f1184afdac485d965c1ecf3d47327f4e
ripemd-160
2301b6efb8ae8b47bb833d3d5b1b3568fae66455
Diameter
144436426
Circumference
453760414.83237
Area
1.6384883144666E+16
Volume
1.5777159745621E+24
Surface area
6.5539532578664E+16
Circumference
453760414.83237
Perimeter
288872852
Area
5215470288913369
Diagonal
102131976.27495
Surface area
31292821733480214
Volume
3.7665194421992E+23
Space diagonal
125085614.14783
Perimeter
216654639
Area
2.258364881441E+15
Altitude
62542807.073916
Surface area
2.258364881441E+15
Volume
4.43888573175E+22
Height
34043992.09165