166157813 is an odd 9-digits composite number following 166157812
and preceding 166157814 . In scientific notation, it is written as 1.66157813 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 156383808 positive integers (up to 166157813) that are relatively prime to 166157813.
166157813 has 4 divisors, whose sum is 175931820
The reverse of 166157813 is 318751661
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred sixty-six million one hundred fifty-seven thousand eight hundred thirteen
Scientific notation
1.66157813 × 10^8
Engineering notation
1.66157813 × 10^6
Prime Factorization
17 × 9773989
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
166157813
Product of the distinct prime numbers
The prime factorization of 166157813 is 17 × 9773989.
Since it has a total of 2 prime factors.
7 , 3 , 3 , 87 , 992 , 88 , 4875 , 2977 , 3375 , 71503 , 952309 , 38944 , 8063660 , 5952975 , 60359928 , 64242900 , 911529933 , 309537461 , 152508673 , 4977226988
n×2
332315626
n×3
498473439
n×4
664631252
n×5
830789065
n÷2
83078906.5
n÷3
55385937.666667
n÷3
41539453.25
n÷5
33231562.6
n2
27608418820942969
n3
4.5873544916759E+24
n4
7.622247897926E+32
n5
1.2664960408632E+41
2 √n
12890.221603991
3 √n
549.76057126791
4 √n
113.5351117672
5 √n
44.066053101527
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
-166157812
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 166157813 can be divided by 4 positive divisors.
The sum of these divisors (counting 166157813) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001110101110111110101
3
Ternary
102120122200200002
4
Quaternary
21321311313311
5
Quinary
320014022223
6
Senary
24253201045
8
Octal
1171656765
10
Decimal
166157813
12
Duodecimal
47790185
16
Hexadecimal
9e75df5
20
Vigesimal
2bi9ead
36
Base36
2qxc6t
md5
219e4592d03488df55f45b1a427bc5c3
sha1
de8e3d76f9dc9a04546e93459483c9407303cb15
sha256
ab132cb7a1175ee4ec1586f664441c52eec5fcecb967a5c6582f458984afce1a
sha512
c90c88b0e1f422eeff9fab307f725c26df8b4a2be813e6d655bc68434be55b144e2ad9a3cbb80dc0292bf955684894f76a4a8a88d04bc61e72f675041acfd0f4
ripemd-160
6040c47b92717113edf96554ea0c92e60be5f8bf
Diameter
332315626
Circumference
1044000329.3147
Area
8.6734405745105E+16
Volume
1.9215465560615E+25
Surface area
3.4693762298042E+17
Circumference
1044000329.3147
Perimeter
664631252
Area
27608418820942969
Diagonal
234982632.63885
Surface area
165650512925657814
Volume
4.5873544916759E+24
Space diagonal
287793774.19053
Perimeter
498473439
Area
1.1954796028629E+16
Altitude
143896887.09526
Surface area
1.1954796028629E+16
Volume
5.4062491146177E+23
Height
78327544.212951