157220171 is an odd 9-digits composite number following 157220170
and preceding 157220172 . In scientific notation, it is written as 1.57220171 × 10^8.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 157189344 positive integers (up to 157220171) that are relatively prime to 157220171.
157220171 has 4 divisors, whose sum is 157251000
The reverse of 157220171 is 171022751
Previous prime number is 6449
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred fifty-seven million two hundred twenty thousand one hundred seventy-one
Scientific notation
1.57220171 × 10^8
Engineering notation
1.57220171 × 10^6
Prime Factorization
6449 × 24379
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157220171
Product of the distinct prime numbers
The prime factorization of 157220171 is 6449 × 24379.
Since it has a total of 2 prime factors.
3 , 6 , 47 , 33 , 913 , 115 , 3787 , 415 , 12923 , 89621 , 157469 , 271339 , 8238717 , 5211772 , 13206734 , 62341879 , 126156695 , 192702346 , 2251275392 , 689276054
n×2
314440342
n×3
471660513
n×4
628880684
n×5
786100855
n÷2
78610085.5
n÷3
52406723.666667
n÷3
39305042.75
n÷5
31444034.2
n2
24718182169269241
n3
3.8861968274617E+24
n4
6.1098852975318E+32
n5
9.6059721126834E+40
2 √n
12538.746787458
3 √n
539.72113058675
4 √n
111.97654570247
5 √n
43.581447720223
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
-157220170
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 157220171 can be divided by 4 positive divisors.
The sum of these divisors (counting 157220171) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111101111110101001011
3
Ternary
101221211121112022
4
Quaternary
21113233311023
5
Quinary
310222021141
6
Senary
23333435055
8
Octal
1127576513
10
Decimal
157220171
12
Duodecimal
4479ba8b
16
Hexadecimal
95efd4b
20
Vigesimal
292ca8b
36
Base36
2llruz
md5
aa2f81ab89eef95a4b6e004af4594bb9
sha1
3d3972a5ac31c9a93e2c8142a0b5debf999bc63d
sha256
681cb3d4bece54b46ae5b3b8aa3571b13b201d547225da7ade99fc8d680837f7
sha512
2c0ace1ac9e7aa3f1e4ff53030c543fd4bbc1dcfa586347fa76240cf7fec7420a22141a2a881f8573997050ef28939b14d783613c069a2b02381c14bdad5da5b
ripemd-160
5c2110364744e0468cbc86788c7b928a8f862b10
Diameter
314440342
Circumference
987843468.41946
Area
7.765445951307E+16
Volume
1.6278463204743E+25
Surface area
3.1061783805228E+17
Circumference
987843468.41946
Perimeter
628880684
Area
24718182169269241
Diagonal
222342898.10682
Surface area
148309093015615446
Volume
3.8861968274617E+24
Space diagonal
272313324.14667
Perimeter
471660513
Area
1.0703286846979E+16
Altitude
136156662.07333
Surface area
1.0703286846979E+16
Volume
4.579926882873E+23
Height
74114299.368939