157216930 is an even 9-digits composite number following 157216929
and preceding 157216931 . In scientific notation, it is written as 1.57216930 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 32 positive divisors.
There are 57943296 positive integers (up to 157216930) that are relatively prime to 157216930.
157216930 has 32 divisors, whose sum is 305316144
The reverse of 157216930 is 039612751
Previous prime number is 1213
Is Prime? no
Number parity even
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred fifty-seven million two hundred sixteen thousand nine hundred thirty
Scientific notation
1.57216930 × 10^8
Engineering notation
1.57216930 × 10^6
Prime Factorization
2 × 5 × 13 × 1213 × 997
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
157216930
Product of the distinct prime numbers
The prime factorization of 157216930 is 2 × 5 × 13 × 1213 × 997.
Since it has a total of 5 prime factors.
6 , 9 , 64 , 12 , 26 , 291 , 6214 , 9089 , 41475 , 92584 , 763135 , 339138 , 7173215 , 3008477 , 25315944 , 68293373 , 960504441 , 731577940 , 7282085774 , 3466863762
n×2
314433860
n×3
471650790
n×4
628867720
n×5
786084650
n÷2
78608465
n÷3
52405643.333333
n÷3
39304232.5
n÷5
31443386
n2
24717163078624900
n3
3.8859564975308E+24
n4
6.1093815065534E+32
n5
9.604982046591E+40
2 √n
12538.617547401
3 √n
539.71742188492
4 √n
111.9759686156
5 √n
43.581268037634
1 , 2 , 5 , 10 , 13 , 26 , 65 , 130 , 997 , 1213 , 1994 , 2426 , 4985 , 6065 , 9970 , 12130 , 12961 , 15769 , 25922 , 31538 , 64805 , 78845 , 129610 , 157690 , 1209361 , 2418722 , 6046805 , 12093610 , 15721693 , 31443386 , 78608465 , 157216930
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157216929
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157216930 can be divided by 32 positive divisors.
The sum of these divisors (counting 157216930) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001010111101111000010100010
3
Ternary
101221211110002021
4
Quaternary
21113233002202
5
Quinary
310221420210
6
Senary
23333412054
8
Octal
1127570242
10
Decimal
157216930
12
Duodecimal
4479a02a
16
Hexadecimal
95ef0a2
20
Vigesimal
292c26a
36
Base36
2llpcy
md5
df67ef8ac34d02729f19b9f677b5fa1d
sha1
fa20afe29fa886afe63e508e88d966ad1e38e82d
sha256
1a9a496d5018dd862bcb77b127843e48a7797ffcda2208ec9bedf14c2a88a229
sha512
d133a9fcbd458f26d8e290ef192efcb745d2fd9bda7406a56cf949196571219367726d4baa3f96b6ef36932bf05fabbf251059330168ba9c9e2c848138e2d223
ripemd-160
3e0c4bc10a21ae431fd4985b704ee98227491103
Diameter
314433860
Circumference
987823104.61588
Area
7.7651257945389E+16
Volume
1.6277456513083E+25
Surface area
3.1060503178156E+17
Circumference
987823104.61588
Perimeter
628867720
Area
24717163078624900
Diagonal
222338314.64066
Surface area
148302978471749400
Volume
3.8859564975308E+24
Space diagonal
272307710.57
Perimeter
471650790
Area
1.0702845567786E+16
Altitude
136153855.285
Surface area
1.0702845567786E+16
Volume
4.5796436513332E+23
Height
74112771.546887