156972131 is an odd 9-digits composite number following 156972130
and preceding 156972132 . In scientific notation, it is written as 1.56972131 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 154985064 positive integers (up to 156972131) that are relatively prime to 156972131.
156972131 has 4 divisors, whose sum is 158959200
The reverse of 156972131 is 131279651
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-six million nine hundred seventy-two thousand one hundred thirty-one
Scientific notation
1.56972131 × 10^8
Engineering notation
1.56972131 × 10^6
Prime Factorization
79 × 1986989
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156972131
Product of the distinct prime numbers
The prime factorization of 156972131 is 79 × 1986989.
Since it has a total of 2 prime factors.
6 , 9 , 73 , 20 , 209 , 341 , 6171 , 3050 , 60163 , 42961 , 768280 , 229535 , 3199223 , 7682292 , 91813233 , 23565185 , 871829950 , 907352047 , 5406536847 , 9523760485
n×2
313944262
n×3
470916393
n×4
627888524
n×5
784860655
n÷2
78486065.5
n÷3
52324043.666667
n÷3
39243032.75
n÷5
31394426.2
n2
24640249910681161
n3
3.8678325368522E+24
n4
6.0714191566082E+32
n5
9.5304360320702E+40
2 √n
12528.851942616
3 √n
539.43714901729
4 √n
111.93235431553
5 √n
43.567687691272
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
-156972130
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 156972131 can be divided by 4 positive divisors.
The sum of these divisors (counting 156972131) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110110011010001100011
3
Ternary
101221101000021122
4
Quaternary
21112303101203
5
Quinary
310141102011
6
Senary
23324242455
8
Octal
1126632143
10
Decimal
156972131
12
Duodecimal
446a042b
16
Hexadecimal
95b3463
20
Vigesimal
2911a6b
36
Base36
2lgggz
md5
89c8eb2405432987ec7af2c112e92658
sha1
1b8304a80ff50e132aacbed326e9493bf1b3e8af
sha256
e042c6dfddeca71a6e2284994dd2c6fee090dacd60ab8c66663966f8d1079d24
sha512
8ce8cfc7f7c0c00167cec61b99a71ba14bf65b23ab29d1fa917a4f8541db9962e63960783685cd978a766bbc66098e4dcec7f5c6dd2b95cd54786b72a4c75850
ripemd-160
811b743fca6a17528ac27973060a5fd43192cfd9
Diameter
313944262
Circumference
986284987.13587
Area
7.7409628102012E+16
Volume
1.6201539044121E+25
Surface area
3.0963851240805E+17
Circumference
986284987.13587
Perimeter
627888524
Area
24640249910681161
Diagonal
221992116.57481
Surface area
147841499464086966
Volume
3.8678325368522E+24
Space diagonal
271883706.26436
Perimeter
470916393
Area
1.0669541189124E+16
Altitude
135941853.13218
Surface area
1.0669541189124E+16
Volume
4.5582843588369E+23
Height
73997372.191602