72156955 is an odd 8-digits composite number following 72156954
and preceding 72156956 . In scientific notation, it is written as 7.2156955 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 52859520 positive integers (up to 72156955) that are relatively prime to 72156955.
72156955 has 16 divisors, whose sum is 93993984
The reverse of 72156955 is 55965127
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-two million one hundred fifty-six thousand nine hundred fifty-five
Scientific notation
7.2156955 × 10^7
Engineering notation
7.2156955 × 10^6
Prime Factorization
5 × 13 × 127 × 8741
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72156955
Product of the distinct prime numbers
The prime factorization of 72156955 is 5 × 13 × 127 × 8741.
Since it has a total of 4 prime factors.
9 , 6 , 61 , 80 , 514 , 29 , 3106 , 1364 , 53668 , 22792 , 835907 , 331382 , 7366104 , 7696240 , 96450113 , 73195231 , 508096568 , 528881651 , 2516393964 , 1182205617
n×2
144313910
n×3
216470865
n×4
288627820
n×5
360784775
n÷2
36078477.5
n÷3
24052318.333333
n÷3
18039238.75
n÷5
14431391
n2
5206626154872025
n3
3.7569428915892E+23
n4
2.7108955916597E+31
n5
1.9560997121709E+39
2 √n
8494.5250014347
3 √n
416.31884110027
4 √n
92.165747441415
5 √n
37.295431788339
1 , 5 , 13 , 65 , 127 , 635 , 1651 , 8255 , 8741 , 43705 , 113633 , 568165 , 1110107 , 5550535 , 14431391 , 72156955
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72156954
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72156955 can be divided by 16 positive divisors.
The sum of these divisors (counting 72156955) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010000011100011011
3
Ternary
12000202221201211
4
Quaternary
10103100130123
5
Quinary
121433010310
6
Senary
11054323551
8
Octal
423203433
10
Decimal
72156955
12
Duodecimal
201b95b7
16
Hexadecimal
44d071b
20
Vigesimal
12ajc7f
36
Base36
16yknv
md5
5fe0f18e4e154be76f1f0ef3e6b7c6c7
sha1
91a9b78ae79e5f197037120cc84389669cee69f5
sha256
6390ca3f1e5e219427d301e7c7816d85eb34db4b96862aceb9feea30755438a8
sha512
43ad493b5a42a25d245d107a41762ce1723d30d7f75d3a32d43de2759d973ebe4011a04a9d93e899e3a80db121f042ba5c6e46def8371e8bd6b1d57f0f4b05aa
ripemd-160
f62e6b44b3d01a181f41900dad7e298005af4ba5
Diameter
144313910
Circumference
453375519.46682
Area
1.6357098478134E+16
Volume
1.5737045584231E+24
Surface area
6.5428393912538E+16
Circumference
453375519.46682
Perimeter
288627820
Area
5206626154872025
Diagonal
102045344.38055
Surface area
31239756929232150
Volume
3.7569428915892E+23
Space diagonal
124979512.17946
Perimeter
216470865
Area
2.2545352590638E+15
Altitude
62489756.089731
Surface area
2.2545352590638E+15
Volume
4.4275996586222E+22
Height
34015114.793515