72156902 is an even 8-digits composite number following 72156901
and preceding 72156903 . In scientific notation, it is written as 7.2156902 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 34914600 positive integers (up to 72156902) that are relatively prime to 72156902.
72156902 has 8 divisors, whose sum is 111726912
The reverse of 72156902 is 20965127
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-two million one hundred fifty-six thousand nine hundred two
Scientific notation
7.2156902 × 10^7
Engineering notation
7.2156902 × 10^6
Prime Factorization
2 × 31 × 1163821
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72156902
Product of the distinct prime numbers
The prime factorization of 72156902 is 2 × 31 × 1163821.
Since it has a total of 3 prime factors.
4 , 3 , 53 , 71 , 361 , 898 , 5897 , 2445 , 69681 , 32730 , 848339 , 912714 , 8520465 , 4756322 , 39631461 , 3600279 , 379566022 , 277151361 , 8794568611 , 5420565518
n×2
144313804
n×3
216470706
n×4
288627608
n×5
360784510
n÷2
36078451
n÷3
24052300.666667
n÷3
18039225.5
n÷5
14431380.4
n2
5206618506237604
n3
3.7569346130597E+23
n4
2.7108876269496E+31
n5
1.9560925283081E+39
2 √n
8494.5218817777
3 √n
416.31873917014
4 √n
92.165730517246
5 √n
37.295426309564
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
-72156901
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 72156902 can be divided by 8 positive divisors.
The sum of these divisors (counting 72156902) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011010000011011100110
3
Ternary
12000202221122212
4
Quaternary
10103100123212
5
Quinary
121433010102
6
Senary
11054323422
8
Octal
423203346
10
Decimal
72156902
12
Duodecimal
201b9572
16
Hexadecimal
44d06e6
20
Vigesimal
12ajc52
36
Base36
16ykme
md5
0e46173a989fab56f4bf27ff8ca8a29a
sha1
e0eedba994daa4d012f068a0f918740c122791ac
sha256
2d38d144cbe1f5edcd718166bf68581fd3cafbbe98699f6af9e42ee551239eda
sha512
6775bf0e13ed878304da01ca305e69d325f0051d64be7e67d8f2d7e270b8db6b774871647d9fb9c0dcfc0bd316d16e6a93c5503fbb7c3fb7a3dcc349472b309c
ripemd-160
874769cbd422e5d7bc29e5f3b9c08a5a10850c93
Diameter
144313804
Circumference
453375186.458
Area
1.6357074449241E+16
Volume
1.5737010907208E+24
Surface area
6.5428297796963E+16
Circumference
453375186.458
Perimeter
288627608
Area
5206618506237604
Diagonal
102045269.42723
Surface area
31239711037425624
Volume
3.7569346130597E+23
Space diagonal
124979420.38077
Perimeter
216470706
Area
2.254531947108E+15
Altitude
62489710.190384
Surface area
2.254531947108E+15
Volume
4.4275899022817E+22
Height
34015089.809075