156939994 is an even 9-digits composite number following 156939993
and preceding 156939995 . In scientific notation, it is written as 1.56939994 × 10^8.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 75058236 positive integers (up to 156939994) that are relatively prime to 156939994.
156939994 has 8 divisors, whose sum is 245645280
The reverse of 156939994 is 499939651
Previous prime number is 23
Is Prime? no
Number parity even
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred fifty-six million nine hundred thirty-nine thousand nine hundred ninety-four
Scientific notation
1.56939994 × 10^8
Engineering notation
1.56939994 × 10^6
Prime Factorization
2 × 23 × 3411739
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
156939994
Product of the distinct prime numbers
The prime factorization of 156939994 is 2 × 23 × 3411739.
Since it has a total of 3 prime factors.
10 , 4 , 78 , 61 , 97 , 694 , 7362 , 6335 , 30589 , 8318 , 568518 , 751693 , 6056182 , 341881 , 1217496 , 567745 , 228619883 , 116018989 , 7728347012 , 2818915798
n×2
313879988
n×3
470819982
n×4
627759976
n×5
784699970
n÷2
78469997
n÷3
52313331.333333
n÷3
39234998.5
n÷5
31387998.8
n2
24630161716720036
n3
3.8654574320411E+24
n4
6.0664486619178E+32
n5
9.5206841660269E+40
2 √n
12527.569357222
3 √n
539.40033340604
4 √n
111.92662488086
5 √n
43.565903617316
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
-156939993
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 156939994 can be divided by 8 positive divisors.
The sum of these divisors (counting 156939994) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010110101011011011011010
3
Ternary
101221022101012101
4
Quaternary
21112223123122
5
Quinary
310134034434
6
Senary
23323434014
8
Octal
1126533332
10
Decimal
156939994
12
Duodecimal
4468590a
16
Hexadecimal
95ab6da
20
Vigesimal
290h9je
36
Base36
2lfroa
md5
24b2c3f3c41591f7809f0c5c49c7b1f1
sha1
b9cde2a90d80846e03b35657a3785d93a6862bf1
sha256
62145296749cf8a392a51d288142847bf186af404afa45935cea71e7a025a93a
sha512
c353f1262ed23d3d70133f2a6d549cc972825894c18dcded962a97b8df04f139f7b834bc60e05a980d771f03744d1d5de0ad1fa0204fd91e3f3f8299954d8d61
ripemd-160
86ad635a9c11727fe0f8100f74b6612e0980e62c
Diameter
313879988
Circumference
986083064.40965
Area
7.7377935105976E+16
Volume
1.6191590228352E+25
Surface area
3.095117404239E+17
Circumference
986083064.40965
Perimeter
627759976
Area
24630161716720036
Diagonal
221946667.99355
Surface area
147780970300320216
Volume
3.8654574320411E+24
Space diagonal
271828043.34755
Perimeter
470819982
Area
1.0665172872999E+16
Altitude
135914021.67378
Surface area
1.0665172872999E+16
Volume
4.5554852709736E+23
Height
73982222.664517