156945139 is an odd 9-digits composite number following 156945138
and preceding 156945140 . In scientific notation, it is written as 1.56945139 × 10^8.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 135055872 positive integers (up to 156945139) that are relatively prime to 156945139.
156945139 has 16 divisors, whose sum is 180659808
The reverse of 156945139 is 931549651
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-six million nine hundred forty-five thousand one hundred thirty-nine
Scientific notation
1.56945139 × 10^8
Engineering notation
1.56945139 × 10^6
Prime Factorization
17 × 13 × 107 × 6637
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156945139
Product of the distinct prime numbers
The prime factorization of 156945139 is 17 × 13 × 107 × 6637.
Since it has a total of 4 prime factors.
4 , 4 , 27 , 94 , 874 , 80 , 5488 , 1098 , 88851 , 98692 , 811975 , 30815 , 4264273 , 733699 , 47173230 , 3147670 , 785922759 , 561356565 , 9006617816 , 6170705030
n×2
313890278
n×3
470835417
n×4
627780556
n×5
784725695
n÷2
78472569.5
n÷3
52315046.333333
n÷3
39236284.75
n÷5
31389027.8
n2
24631776655729321
n3
3.8658376110504E+24
n4
6.0672442121773E+32
n5
9.5222448622711E+40
2 √n
12527.774702636
3 √n
539.40622777012
4 √n
111.92754219867
5 √n
43.566189259783
1 , 13 , 17 , 107 , 221 , 1391 , 1819 , 6637 , 23647 , 86281 , 112829 , 710159 , 1466777 , 9232067 , 12072703 , 156945139
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
-156945138
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 156945139 can be divided by 16 positive divisors.
The sum of these divisors (counting 156945139) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010110101100101011110011
3
Ternary
101221022122020221
4
Quaternary
21112230223303
5
Quinary
310134221024
6
Senary
23323513511
8
Octal
1126545363
10
Decimal
156945139
12
Duodecimal
44688897
16
Hexadecimal
95acaf3
20
Vigesimal
290i2gj
36
Base36
2lfvn7
md5
a5dd6229802e232e5115ec513579ec56
sha1
0cff6afaa2d6a524d72e7768d6c1d6aa68aee380
sha256
06c1b934aaa1bd494f304c4b8918d1f0ec13944a84a6300e3d970c9fdc9cc6cb
sha512
80c82f628d41be5c5ad8c7bd4c5c69af8cce6a117c2d0453e3a362a58db00995df5e1719629db31156d4b2cce559c55387fd78850c768f6cf90847ba088aee0e
ripemd-160
9fb188ead719e8cf00eb23e13ebf7d5d85829b7a
Diameter
313890278
Circumference
986115391.39806
Area
7.7383008586504E+16
Volume
1.6193182718463E+25
Surface area
3.0953203434602E+17
Circumference
986115391.39806
Perimeter
627780556
Area
24631776655729321
Diagonal
221953944.12233
Surface area
147790659934375926
Volume
3.8658376110504E+24
Space diagonal
271836954.74896
Perimeter
470835417
Area
1.0665872162103E+16
Altitude
135918477.37448
Surface area
1.0665872162103E+16
Volume
4.5559333162329E+23
Height
73984648.040777