157081 is an odd 6-digits prime number following 157080
and preceding 157082 . In scientific notation, it is written as 1.57081 × 10^5.
The sum of its digits is 22. It has a total of 1 prime factors and 2 positive divisors.
There are 157080 positive integers (up to 157081) that are relatively prime to 157081.
157081 has 2 divisors, whose sum is 157082
The reverse of 157081 is 180751
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 6
Sum of Digits 22
Digital Root 4
Name
one hundred fifty-seven thousand eighty-one
Scientific notation
1.57081 × 10^5
Engineering notation
1.57081 × 10^3
Prime Factorization
157081
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
157081
Product of the distinct prime numbers
The prime factorization of 157081 is 157081.
Since it has a total of 1 prime factors.
3 , 3 , 68 , 54 , 517 , 916 , 4361 , 392 , 36774 , 25910 , 573226 , 293725 , 1933282 , 7727285 , 60491228 , 97965075 , 91638102 , 968263125 , 5250334390 , 3935772776
n×2
314162
n×3
471243
n×4
628324
n×5
785405
n÷2
78540.5
n÷3
52360.333333333
n÷3
39270.25
n÷5
31416.2
n2
24674440561
n3
3875885797762441
n4
6.0882801699832E+20
n5
9.5635313738113E+25
2 √n
396.33445472227
3 √n
53.956183019642
4 √n
19.908150459605
5 √n
10.945225950869
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
157082
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
78541
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
396.33571628103
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999872677964
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157081 can be divided by 2 positive divisors.
The sum of these divisors (counting 157081) is 157082, the average is 78541.
Base
System
Value
2
Binary
100110010110011001
3
Ternary
21222110211
4
Quaternary
212112121
5
Quinary
20011311
6
Senary
3211121
8
Octal
462631
10
Decimal
157081
12
Duodecimal
76aa1
16
Hexadecimal
26599
20
Vigesimal
jce1
36
Base36
3d7d
md5
96202ac5cd618d041206a050a3c740d7
sha1
e09e78d0bbe3cf747ea28dc4891e3515fbe844b0
sha256
31ccd716da379362d64fd7286f35680803ec2bd7d4b91f14efef383b27c0c7c8
sha512
af6f57968d68b8d4b90aafffb148a597f355e898a58061d3082967675715a05784590a7632799d9160124173e611b800e125484832c7304e48885c2405e4947e
ripemd-160
dc474ac00506da8d5f990b55949ed818b12d51b5
Diameter
314162
Circumference
986969.03123708
Area
77517041197.876
Volume
1.6235272464538E+16
Surface area
310068164791.5
Circumference
986969.03123708
Perimeter
628324
Area
24674440561
Diagonal
222146.08059113
Surface area
148046643366
Volume
3875885797762441
Space diagonal
272072.27290373
Perimeter
471243
Area
10684346174.998
Altitude
136036.13645186
Surface area
10684346174.998
Volume
4.5677752178374E+14
Height
74048.693530376