72648139 is an odd 8-digits composite number following 72648138
and preceding 72648140 . In scientific notation, it is written as 7.2648139 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 72185256 positive integers (up to 72648139) that are relatively prime to 72648139.
72648139 has 4 divisors, whose sum is 73111024
The reverse of 72648139 is 93184627
Previous prime number is 157
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million six hundred forty-eight thousand one hundred thirty-nine
Scientific notation
7.2648139 × 10^7
Engineering notation
7.2648139 × 10^6
Prime Factorization
157 × 462727
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72648139
Product of the distinct prime numbers
The prime factorization of 72648139 is 157 × 462727.
Since it has a total of 2 prime factors.
10 , 6 , 3 , 5 , 158 , 925 , 1635 , 1877 , 41400 , 3628 , 395192 , 49061 , 6766028 , 8967107 , 72845872 , 25631422 , 839448878 , 374742458 , 7127118405 , 3172250161
n×2
145296278
n×3
217944417
n×4
290592556
n×5
363240695
n÷2
36324069.5
n÷3
24216046.333333
n÷3
18162034.75
n÷5
14529627.8
n2
5277752100163321
n3
3.8341886818021E+23
n4
2.7854667230778E+31
n5
2.0235897367803E+39
2 √n
8523.3877654369
3 √n
417.26135548248
4 √n
92.322195410621
5 √n
37.346069297069
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
-72648138
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 72648139 can be divided by 4 positive divisors.
The sum of these divisors (counting 72648139) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000010111001011
3
Ternary
12001200220111211
4
Quaternary
10111020113023
5
Quinary
122044220024
6
Senary
11113033551
8
Octal
425102713
10
Decimal
72648139
12
Duodecimal
203b58b7
16
Hexadecimal
45485cb
20
Vigesimal
12e106j
36
Base36
1793nv
md5
2aaf338e77e7456fd83a98add668f829
sha1
ab1577170f1b956709d69213ef2a8c69b890a032
sha256
95fc493ba0517572879699ebb3c3e0f02f76f7e5d41c02acf9b2e3c06b5282ba
sha512
0ced4e76c0e805bcda041cd960aec967482376f8bfb0631b7214065926926f1b3bb9802f4127247f51bb46434ae1c1f0da8aec713a55de3c074ca72893b2300f
ripemd-160
90d1cf6b14e4e6aba65828342a35aefb9204fd9d
Diameter
145296278
Circumference
456461719.55874
Area
1.6580547225341E+16
Volume
1.6060611993635E+24
Surface area
6.6322188901365E+16
Circumference
456461719.55874
Perimeter
290592556
Area
5277752100163321
Diagonal
102739983.45497
Surface area
31666512600979926
Volume
3.8341886818021E+23
Space diagonal
125830267.82333
Perimeter
217944417
Area
2.2853336968091E+15
Altitude
62915133.911663
Surface area
2.2853336968091E+15
Volume
4.5186346954183E+22
Height
34246661.151655