156968391 is an odd 9-digits composite number following 156968390
and preceding 156968392 . In scientific notation, it is written as 1.56968391 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 101669568 positive integers (up to 156968391) that are relatively prime to 156968391.
156968391 has 16 divisors, whose sum is 215308800
The reverse of 156968391 is 193869651
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-six million nine hundred sixty-eight thousand three hundred ninety-one
Scientific notation
1.56968391 × 10^8
Engineering notation
1.56968391 × 10^6
Prime Factorization
3 × 47 × 139 × 8009
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156968391
Product of the distinct prime numbers
The prime factorization of 156968391 is 3 × 47 × 139 × 8009.
Since it has a total of 4 prime factors.
6 , 7 , 29 , 18 , 93 , 696 , 5107 , 7423 , 15273 , 16687 , 711222 , 540548 , 5527849 , 3608712 , 17200604 , 48012564 , 336545904 , 276028165 , 2712144698 , 2640209954
n×2
313936782
n×3
470905173
n×4
627873564
n×5
784841955
n÷2
78484195.5
n÷3
52322797
n÷3
39242097.75
n÷5
31393678.2
n2
24639075773128881
n3
3.8675560798351E+24
n4
6.0708405495399E+32
n5
9.5293007307883E+40
2 √n
12528.702686232
3 √n
539.43286479403
4 √n
111.93168758771
5 √n
43.567480081547
1 , 3 , 47 , 139 , 141 , 417 , 6533 , 8009 , 19599 , 24027 , 376423 , 1113251 , 1129269 , 3339753 , 52322797 , 156968391
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
-156968390
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 156968391 can be divided by 16 positive divisors.
The sum of these divisors (counting 156968391) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010110110010010111000111
3
Ternary
101221100211011010
4
Quaternary
21112302113013
5
Quinary
310140442031
6
Senary
23324213303
8
Octal
1126622707
10
Decimal
156968391
12
Duodecimal
4469a233
16
Hexadecimal
95b25c7
20
Vigesimal
29110jb
36
Base36
2lgdl3
md5
ccde87ca1dc59fe2e50e9a56f749c52c
sha1
0ea3ea3135396cb0b36531dac4edc11720e66fa6
sha256
603e3d72e584327f0a509f576a4672f0566d5f56c3fa2d2a0d958ae6b5a82bd5
sha512
4fafbd25c5d8b3a707c1fdb640cfb6812c942ffd1c010b6c864b75dd66c35b801dffdbebe0089dfd58944e6e27a127a8f7e37d4ba308096db49b078d273e0efb
ripemd-160
034b3bb81b1e836140e23651b645c1b664ca5b06
Diameter
313936782
Circumference
986261488.02282
Area
7.7405939440104E+16
Volume
1.6200381023675E+25
Surface area
3.0962375776042E+17
Circumference
986261488.02282
Perimeter
627873564
Area
24639075773128881
Diagonal
221986827.41608
Surface area
147834454638773286
Volume
3.8675560798351E+24
Space diagonal
271877228.39434
Perimeter
470905173
Area
1.066903277265E+16
Altitude
135938614.19717
Surface area
1.066903277265E+16
Volume
4.5579585511178E+23
Height
73995609.138694