157303921 is an odd 9-digits composite number following 157303920
and preceding 157303922 . In scientific notation, it is written as 1.57303921 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 153467200 positive integers (up to 157303921) that are relatively prime to 157303921.
157303921 has 4 divisors, whose sum is 161140644
The reverse of 157303921 is 129303751
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-seven million three hundred three thousand nine hundred twenty-one
Scientific notation
1.57303921 × 10^8
Engineering notation
1.57303921 × 10^6
Prime Factorization
41 × 3836681
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157303921
Product of the distinct prime numbers
The prime factorization of 157303921 is 41 × 3836681.
Since it has a total of 2 prime factors.
5 , 7 , 50 , 80 , 161 , 634 , 796 , 2624 , 23083 , 91161 , 106604 , 179502 , 5977903 , 1169882 , 39969730 , 23079765 , 432145517 , 440061386 , 1738399049 , 3625778622
n×2
314607842
n×3
471911763
n×4
629215684
n×5
786519605
n÷2
78651960.5
n÷3
52434640.333333
n÷3
39325980.25
n÷5
31460784.2
n2
24744523561974241
n3
3.8924105795754E+24
n4
6.122914463091E+32
n5
9.6315845299182E+40
2 √n
12542.085990775
3 √n
539.81694870088
4 √n
111.99145498999
5 √n
43.58608983294
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
-157303920
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 157303921 can be divided by 4 positive divisors.
The sum of these divisors (counting 157303921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000000100010001110001
3
Ternary
101221222212102011
4
Quaternary
21120010101301
5
Quinary
310232211141
6
Senary
23335322521
8
Octal
1130042161
10
Decimal
157303921
12
Duodecimal
44820441
16
Hexadecimal
9604471
20
Vigesimal
2932jg1
36
Base36
2lnkhd
md5
e38843220ec9e04f94d8bd0e51657a02
sha1
05d23a7ac0e035510c8240cb06630c9e82f2b4fe
sha256
3385825a6e9df42ae1f6266a2ce3058e09fc8aa10f3fd8e301028150da60c74f
sha512
243859b4b8d046329740a02f08ee14947eb0606be1939bd7db4e7d44d5a4d66e1f6f077839eed6e8ac9ecf6af36b58e09f6878df31a0f2ae889508cfeec2d75a
ripemd-160
5ee96bc90a704e953b2cfa8b1aa44cffdfa49f42
Diameter
314607842
Circumference
988369685.18894
Area
7.7737213438878E+16
Volume
1.6304491308732E+25
Surface area
3.1094885375551E+17
Circumference
988369685.18894
Perimeter
629215684
Area
24744523561974241
Diagonal
222461338.49267
Surface area
148467141371845446
Volume
3.8924105795754E+24
Space diagonal
272458383.4018
Perimeter
471911763
Area
1.0714693004606E+16
Altitude
136229191.7009
Surface area
1.0714693004606E+16
Volume
4.5872498599667E+23
Height
74153779.497555