155156938 is an even 9-digits composite number following 155156937
and preceding 155156939 . In scientific notation, it is written as 1.55156938 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 77578468 positive integers (up to 155156938) that are relatively prime to 155156938.
155156938 has 4 divisors, whose sum is 232735410
The reverse of 155156938 is 839651551
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-five million one hundred fifty-six thousand nine hundred thirty-eight
Scientific notation
1.55156938 × 10^8
Engineering notation
1.55156938 × 10^6
Prime Factorization
2 × 77578469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
155156938
Product of the distinct prime numbers
The prime factorization of 155156938 is 2 × 77578469.
Since it has a total of 2 prime factors.
6 , 4 , 67 , 78 , 840 , 258 , 5158 , 4000 , 99245 , 63138 , 823452 , 832708 , 3349996 , 7337880 , 85209651 , 59220120 , 593279951 , 60718942 , 9602277904 , 2756640111
n×2
310313876
n×3
465470814
n×4
620627752
n×5
775784690
n÷2
77578469
n÷3
51718979.333333
n÷3
38789234.5
n÷5
31031387.6
n2
24073675409535844
n3
3.7351977629495E+24
n4
5.7954184772369E+32
n5
8.991993853567E+40
2 √n
12456.200785151
3 √n
537.34976929996
4 √n
111.60735094585
5 √n
43.466456825332
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
-155156937
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 155156938 can be divided by 4 positive divisors.
The sum of these divisors (counting 155156938) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001001111111000000111001010
3
Ternary
101210221210022021
4
Quaternary
21033320013022
5
Quinary
304210010223
6
Senary
23221315054
8
Octal
1117700712
10
Decimal
155156938
12
Duodecimal
43b65a8a
16
Hexadecimal
93f81ca
20
Vigesimal
289ec6i
36
Base36
2kdjuy
md5
d734f33e1a1b81fcf222621bd3059f4f
sha1
90812be6ad6b84448a93803594c7ed89ca8e08c9
sha256
781e9a796516c97ad9fc677d6456243c0675e6886b7dadf86478c4e974b21349
sha512
e5ede71b5345f4e4a6e1f46955cd9460044d6e37eb2c902ce69f79c46200ed321e1f7bfd0e6ca9bca6380be79328d3671e5fcea71351278b767a149e68698401
ripemd-160
9925f296f32d046219c66839b51cbabc5ed69d5c
Diameter
310313876
Circumference
974879793.14857
Area
7.5629681811503E+16
Volume
1.5645959802383E+25
Surface area
3.0251872724601E+17
Circumference
974879793.14857
Perimeter
620627752
Area
24073675409535844
Diagonal
219425046.01588
Surface area
144442052457215064
Volume
3.7351977629495E+24
Space diagonal
268739699.76281
Perimeter
465470814
Area
1.0424207233559E+16
Altitude
134369849.88141
Surface area
1.0424207233559E+16
Volume
4.4019727787573E+23
Height
73141682.005294