157431 is an odd 6-digits composite number following 157430
and preceding 157432 . In scientific notation, it is written as 1.57431 × 10^5.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 103680 positive integers (up to 157431) that are relatively prime to 157431.
157431 has 8 divisors, whose sum is 212464
The reverse of 157431 is 134751
Previous prime number is 97
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 21
Digital Root 3
Name
one hundred fifty-seven thousand four hundred thirty-one
Scientific notation
1.57431 × 10^5
Engineering notation
1.57431 × 10^3
Prime Factorization
3 × 97 × 541
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157431
Product of the distinct prime numbers
The prime factorization of 157431 is 3 × 97 × 541.
Since it has a total of 3 prime factors.
6 , 8 , 4 , 15 , 777 , 927 , 6772 , 5088 , 32529 , 40262 , 863347 , 548458 , 2917804 , 5455351 , 68934255 , 88692683 , 648800776 , 634042390 , 3937614839 , 8950083222
n×2
314862
n×3
472293
n×4
629724
n×5
787155
n÷2
78715.5
n÷3
52477
n÷3
39357.75
n÷5
31486.2
n2
24784519761
n3
3901851730493991
n4
6.142724197834E+20
n5
9.670552131892E+25
2 √n
396.77575530771
3 √n
53.996227445638
4 √n
19.919230791065
5 √n
10.950099130154
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
-157430
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 157431 can be divided by 8 positive divisors.
The sum of these divisors (counting 157431) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110011011110111
3
Ternary
21222221210
4
Quaternary
212123313
5
Quinary
20014211
6
Senary
3212503
8
Octal
463367
10
Decimal
157431
12
Duodecimal
77133
16
Hexadecimal
266f7
20
Vigesimal
jdbb
36
Base36
3dh3
md5
55121264a94e034ecd6633181483d291
sha1
540d7b991e1b600ab8a53c221c7cc80405ff8b0d
sha256
0b269c031760533d4693e6e91765075028f0d5f44ad86125d0a6323e8288c498
sha512
7043774acad7cc5ff689598624a4e49b1f68ae7b531de21d7fdc0b288df2e42fe0bb24d9c4d1d0ca910ec472d5d50b9860edb99af3c34e10da2e38bf6c2517cc
ripemd-160
a5338269d226cf5765abf0a4d53abbbef56e0666
Diameter
314862
Circumference
989168.14609459
Area
77862865203.909
Volume
1.6344038309222E+16
Surface area
311451460815.63
Circumference
989168.14609459
Perimeter
629724
Area
24784519761
Diagonal
222641.05533796
Surface area
148707118566
Volume
3901851730493991
Space diagonal
272678.49068638
Perimeter
472293
Area
10732011866.812
Altitude
136339.24534319
Surface area
10732011866.812
Volume
4.5983763630279E+14
Height
74213.685112653