72649557 is an odd 8-digits composite number following 72649556
and preceding 72649558 . In scientific notation, it is written as 7.2649557 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 48433032 positive integers (up to 72649557) that are relatively prime to 72649557.
72649557 has 4 divisors, whose sum is 80721740
The reverse of 72649557 is 75594627
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-two million six hundred forty-nine thousand five hundred fifty-seven
Scientific notation
7.2649557 × 10^7
Engineering notation
7.2649557 × 10^6
Prime Factorization
9 × 8072173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72649557
Product of the distinct prime numbers
The prime factorization of 72649557 is 9 × 8072173.
Since it has a total of 2 prime factors.
1 , 9 , 17 , 62 , 963 , 24 , 8182 , 1631 , 44702 , 78891 , 541356 , 205119 , 9435546 , 7309529 , 78909732 , 43823410 , 455705177 , 177005951 , 2226465302 , 7713964860
n×2
145299114
n×3
217948671
n×4
290598228
n×5
363247785
n÷2
36324778.5
n÷3
24216519
n÷3
18162389.25
n÷5
14529911.4
n2
5277958132296249
n3
3.8344132017587E+23
n4
2.7856842046272E+31
n5
2.0237872340806E+39
2 √n
8523.4709479179
3 √n
417.26407026986
4 √n
92.322645910513
5 √n
37.34621508556
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
-72649556
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 72649557 can be divided by 4 positive divisors.
The sum of these divisors (counting 72649557) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001000101101010101
3
Ternary
12001200222110100
4
Quaternary
10111020231111
5
Quinary
122044241212
6
Senary
11113044313
8
Octal
425105525
10
Decimal
72649557
12
Duodecimal
203b6699
16
Hexadecimal
4548b55
20
Vigesimal
12e13hh
36
Base36
1794r9
md5
2aeb2bd26525e99821a44a2032c0315b
sha1
f4cbea20ba9ac8016fac7b316e060e9329c1af38
sha256
1e25fef96d30fdfd453c0fcfd269a120f40aee816abbfff53cc2afb62bb7e6f8
sha512
b7e32620d4324ac4caa7f552b358f780c4225e475fad4c9f0d9d178d83bfdd08bf87579aede01c2d92a92c887e6bc071ee868071a5a8c16054e3291ba0e75376
ripemd-160
c57f8c972c847dad1fb8f13c42d850084cfa0be0
Diameter
145299114
Circumference
456470629.11551
Area
1.6581194494376E+16
Volume
1.606155246063E+24
Surface area
6.6324777977506E+16
Circumference
456470629.11551
Perimeter
290598228
Area
5277958132296249
Diagonal
102741988.8098
Surface area
31667748793777494
Volume
3.8344132017587E+23
Space diagonal
125832723.87137
Perimeter
217948671
Area
2.2854229113396E+15
Altitude
62916361.935686
Surface area
2.2854229113396E+15
Volume
4.5188992947247E+22
Height
34247329.603266