72156904 is an even 8-digits composite number following 72156903
and preceding 72156905 . In scientific notation, it is written as 7.2156904 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 8 positive divisors.
There are 36078448 positive integers (up to 72156904) that are relatively prime to 72156904.
72156904 has 8 divisors, whose sum is 135294210
The reverse of 72156904 is 40965127
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million one hundred fifty-six thousand nine hundred four
Scientific notation
7.2156904 × 10^7
Engineering notation
7.2156904 × 10^6
Prime Factorization
2 × 2 × 2 × 9019613
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18039226
Product of the distinct prime numbers
The prime factorization of 72156904 is 2 × 2 × 2 × 9019613.
Since it has a total of 4 prime factors.
10 , 2 , 66 , 90 , 553 , 96 , 458 , 7493 , 78022 , 21150 , 269440 , 310636 , 7868297 , 3647580 , 90529719 , 37340504 , 504384866 , 901838348 , 7177565496 , 3804019615
n×2
144313808
n×3
216470712
n×4
288627616
n×5
360784520
n÷2
36078452
n÷3
24052301.333333
n÷3
18039226
n÷5
14431380.8
n2
5206618794865216
n3
3.7569349254569E+23
n4
2.7108879275044E+31
n5
1.9560927993969E+39
2 √n
8494.5219995006
3 √n
416.31874301656
4 √n
92.165731155894
5 √n
37.29542651631
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72156903
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72156904 can be divided by 8 positive divisors.
The sum of these divisors (counting 72156904) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010000011011101000
3
Ternary
12000202221122221
4
Quaternary
10103100123220
5
Quinary
121433010104
6
Senary
11054323424
8
Octal
423203350
10
Decimal
72156904
12
Duodecimal
201b9574
16
Hexadecimal
44d06e8
20
Vigesimal
12ajc54
36
Base36
16ykmg
md5
26c5350f3d516e46a595b803d70c686c
sha1
820bec0d27d195ca304a92e1d3f68da97c66f594
sha256
30e501f3c0f6fca49b9f5da73432682b322628319e388a6be58ec89c6e8d40cc
sha512
70d5ae1ce870fc270e4a85020e94a9ca1fed0262b420eef87525a40c74113ca2cbad3fcad9641cf20a88b7aa0ba42fe8ee7890ad61a50a264d494677b87b6564
ripemd-160
731bb6be2accad180a8ed1feb916f2cf6b8ba954
Diameter
144313808
Circumference
453375199.02437
Area
1.6357075355991E+16
Volume
1.5737012215774E+24
Surface area
6.5428301423964E+16
Circumference
453375199.02437
Perimeter
288627616
Area
5206618794865216
Diagonal
102045272.25565
Surface area
31239712769191296
Volume
3.7569349254569E+23
Space diagonal
124979423.84487
Perimeter
216470712
Area
2.2545320720874E+15
Altitude
62489711.922435
Surface area
2.2545320720874E+15
Volume
4.4275902704452E+22
Height
34015090.751884