157431393 is an odd 9-digits composite number following 157431392
and preceding 157431394 . In scientific notation, it is written as 1.57431393 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 89665632 positive integers (up to 157431393) that are relatively prime to 157431393.
157431393 has 16 divisors, whose sum is 220625856
The reverse of 157431393 is 393134751
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred fifty-seven million four hundred thirty-one thousand three hundred ninety-three
Scientific notation
1.57431393 × 10^8
Engineering notation
1.57431393 × 10^6
Prime Factorization
21 × 3 × 317 × 7883
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157431393
Product of the distinct prime numbers
The prime factorization of 157431393 is 21 × 3 × 317 × 7883.
Since it has a total of 4 prime factors.
10 , 3 , 54 , 84 , 547 , 204 , 1812 , 4548 , 684 , 98619 , 279807 , 569312 , 3062619 , 1365431 , 39460 , 55736288 , 601997813 , 936267407 , 2958230001 , 6845563977
n×2
314862786
n×3
472294179
n×4
629725572
n×5
787156965
n÷2
78715696.5
n÷3
52477131
n÷3
39357848.25
n÷5
31486278.6
n2
24784643501920449
n3
3.9018809515157E+24
n4
6.1427855351729E+32
n5
9.6706728370252E+40
2 √n
12547.166731976
3 √n
539.96272376433
4 √n
112.0141363042
5 √n
43.593151584418
1 , 3 , 21 , 63 , 317 , 951 , 6657 , 7883 , 19971 , 23649 , 165543 , 496629 , 2498911 , 7496733 , 52477131 , 157431393
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157431392
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157431393 can be divided by 16 positive divisors.
The sum of these divisors (counting 157431393) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100011011001100001
3
Ternary
101222020100021100
4
Quaternary
21120203121201
5
Quinary
310300301033
6
Senary
23342145013
8
Octal
1130433141
10
Decimal
157431393
12
Duodecimal
44882169
16
Hexadecimal
9623661
20
Vigesimal
293ii9d
36
Base36
2lqau9
md5
a9a920e509f771c5583e8eb890c72122
sha1
08ebfdc61dfdca0b88fe9b2f787fd8a467775cd1
sha256
145e9b736a376ae685a6f201c5563ee3db106d2fcd1e48a04cefbaeeff0ef8cf
sha512
62a031183d5e2ca30793ccb5d2ba988d0b13c66b2010894e8ba8e368cce9f6f0f568006a0f7e83596df4bdc7fe9751c53476137b311a6cc4e379a9037205d5e2
ripemd-160
4657429673ca0264fd56cc04f042a48a58fa7c09
Diameter
314862786
Circumference
989170615.38642
Area
7.7863253947475E+16
Volume
1.6344160709952E+25
Surface area
3.114530157899E+17
Circumference
989170615.38642
Perimeter
629725572
Area
24784643501920449
Diagonal
222641611.12389
Surface area
148707861011522694
Volume
3.9018809515157E+24
Space diagonal
272679171.38234
Perimeter
472294179
Area
1.0732065448202E+16
Altitude
136339585.69117
Surface area
1.0732065448202E+16
Volume
4.5984108003323E+23
Height
74213870.37463