157217239 is an odd 9-digits composite number following 157217238
and preceding 157217240 . In scientific notation, it is written as 1.57217239 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 152880000 positive integers (up to 157217239) that are relatively prime to 157217239.
157217239 has 8 divisors, whose sum is 161607312
The reverse of 157217239 is 932712751
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred fifty-seven million two hundred seventeen thousand two hundred thirty-nine
Scientific notation
1.57217239 × 10^8
Engineering notation
1.57217239 × 10^6
Prime Factorization
53 × 113 × 26251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157217239
Product of the distinct prime numbers
The prime factorization of 157217239 is 53 × 113 × 26251.
Since it has a total of 3 prime factors.
3 , 2 , 6 , 56 , 985 , 735 , 9164 , 2430 , 83347 , 80423 , 925529 , 247329 , 9979496 , 9048330 , 12862220 , 48493760 , 844422433 , 802309935 , 4137591596 , 7141877420
n×2
314434478
n×3
471651717
n×4
628868956
n×5
786086195
n÷2
78608619.5
n÷3
52405746.333333
n÷3
39304309.75
n÷5
31443447.8
n2
24717260238783121
n3
3.885979410386E+24
n4
6.1094295371173E+32
n5
9.6050764369063E+40
2 √n
12538.629869328
3 √n
539.71777547825
4 √n
111.97602363599
5 √n
43.58128516887
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157217238
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157217239 can be divided by 8 positive divisors.
The sum of these divisors (counting 157217239) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111101111000111010111
3
Ternary
101221211110111201
4
Quaternary
21113233013113
5
Quinary
310221422424
6
Senary
23333413331
8
Octal
1127570727
10
Decimal
157217239
12
Duodecimal
4479a247
16
Hexadecimal
95ef1d7
20
Vigesimal
292c31j
36
Base36
2llplj
md5
5521bf3d51f243b0bbb1865bbb602e5c
sha1
169f291222893d26fcac5fc4f12eb2488ddd654c
sha256
f4b6023251bc735b41a2cf73bd108f8a138ac5a0a0509c5995b4da03bc0709ba
sha512
b0b0622c7efe3bc20932b83f85cb90261817bf45dcb752ed97b9d86bfa71e4ccd592ef527f1fbe35ca486a5169b2b5087d4a6680367dfc9f1840be7bd3b2585f
ripemd-160
6e450714f14b9012f7bfc3894b121c40670e9323
Diameter
314434478
Circumference
987825046.12014
Area
7.7651563183028E+16
Volume
1.6277552490226E+25
Surface area
3.1060625273211E+17
Circumference
987825046.12014
Perimeter
628868956
Area
24717260238783121
Diagonal
222338751.63265
Surface area
148303561432698726
Volume
3.885979410386E+24
Space diagonal
272308245.7737
Perimeter
471651717
Area
1.0702887639369E+16
Altitude
136154122.88685
Surface area
1.0702887639369E+16
Volume
4.579670654392E+23
Height
74112917.210884