72508939 is an odd 8-digits composite number following 72508938
and preceding 72508940 . In scientific notation, it is written as 7.2508939 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 72491760 positive integers (up to 72508939) that are relatively prime to 72508939.
72508939 has 4 divisors, whose sum is 72526120
The reverse of 72508939 is 93980527
Previous prime number is 9721
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million five hundred eight thousand nine hundred thirty-nine
Scientific notation
7.2508939 × 10^7
Engineering notation
7.2508939 × 10^6
Prime Factorization
9721 × 7459
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72508939
Product of the distinct prime numbers
The prime factorization of 72508939 is 9721 × 7459.
Since it has a total of 2 prime factors.
8 , 2 , 2 , 65 , 468 , 87 , 2998 , 826 , 30958 , 64229 , 811442 , 753217 , 9208281 , 1331844 , 18370602 , 73407003 , 241296613 , 251949670 , 9818823895 , 5247368526
n×2
145017878
n×3
217526817
n×4
290035756
n×5
362544695
n÷2
36254469.5
n÷3
24169646.333333
n÷3
18127234.75
n÷5
14501787.8
n2
5257546234905721
n3
3.8121909923646E+23
n4
2.7641792412171E+31
n5
2.0042770398648E+39
2 √n
8515.2180829383
3 √n
416.9946823637
4 √n
92.27793930804
5 √n
37.331746667839
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
-72508938
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 72508939 can be divided by 4 positive divisors.
The sum of these divisors (counting 72508939) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100100110011000001011
3
Ternary
12001102211120021
4
Quaternary
10110212120023
5
Quinary
122030241224
6
Senary
11110041311
8
Octal
424463013
10
Decimal
72508939
12
Duodecimal
20349237
16
Hexadecimal
452660b
20
Vigesimal
12d3c6j
36
Base36
176497
md5
dfee4a8c9c0da3d0f67885d07b36f530
sha1
6cad10ed7a9a19cf9ba94b2cb91b5bdc8c04f020
sha256
55b842f71086585ff3df339d753b446c2da20d83d28b5e6f18aa0922fcd0cf58
sha512
4799b64a336f8608f7feca24a76de44d74d96b6b3f0e71e624d85b3225ec33fdac2247fb8f1595b4552553fe795826b244dd6d643c2d951d30ae87e896f0daee
ripemd-160
107f04b00eedf96e0c7d06477db63dc3a2ee9701
Diameter
145017878
Circumference
455587100.16398
Area
1.6517068627488E+16
Volume
1.5968468287592E+24
Surface area
6.6068274509954E+16
Circumference
455587100.16398
Perimeter
290035756
Area
5257546234905721
Diagonal
102543124.92708
Surface area
31545277409434326
Volume
3.8121909923646E+23
Space diagonal
125589166.35091
Perimeter
217526817
Area
2.2765843004998E+15
Altitude
62794583.175456
Surface area
2.2765843004998E+15
Volume
4.4927101697988E+22
Height
34181041.642361