157031393 is an odd 9-digits composite number following 157031392
and preceding 157031394 . In scientific notation, it is written as 1.57031393 × 10^8.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 155991300 positive integers (up to 157031393) that are relatively prime to 157031393.
157031393 has 4 divisors, whose sum is 158071488
The reverse of 157031393 is 393130751
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred fifty-seven million thirty-one thousand three hundred ninety-three
Scientific notation
1.57031393 × 10^8
Engineering notation
1.57031393 × 10^6
Prime Factorization
151 × 1039943
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157031393
Product of the distinct prime numbers
The prime factorization of 157031393 is 151 × 1039943.
Since it has a total of 2 prime factors.
1 , 3 , 39 , 33 , 219 , 280 , 213 , 4716 , 83727 , 68913 , 109928 , 82618 , 6613465 , 5254527 , 99337823 , 98115911 , 843999296 , 781507295 , 4778598092 , 2927071857
n×2
314062786
n×3
471094179
n×4
628125572
n×5
785156965
n÷2
78515696.5
n÷3
52343797.666667
n÷3
39257848.25
n÷5
31406278.6
n2
24658858387520449
n3
3.8722148823821E+24
n4
6.0805929697579E+32
n5
9.5484398430709E+40
2 √n
12531.216740604
3 √n
539.50502540181
4 √n
111.94291733113
5 √n
43.570976833719
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
-157031392
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 157031393 can be divided by 4 positive divisors.
The sum of these divisors (counting 157031393) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000001101111100001
3
Ternary
101221111000120112
4
Quaternary
21113001233201
5
Quinary
310200001033
6
Senary
23325421105
8
Octal
1127015741
10
Decimal
157031393
12
Duodecimal
4470a795
16
Hexadecimal
95c1be1
20
Vigesimal
2918i9d
36
Base36
2lhq75
md5
035b2b3aa851f52c53635b6e85ea8678
sha1
87a18681b9c190b9c20faa2f47c869933684dc4b
sha256
c9741707d79219e84e2e79a302a3046c9eea737a4620d7cd1d402d1107cc7279
sha512
1a332fb1591f746c2ed19d6b0c030cce6f929421a1c51f55c3f91cedaa3d5bb8ee55093f3a625fabc6f2730ce4e0399bb8f10ddc71766a493a04e4898e463c96
ripemd-160
b3d92a082dbd1fc6e89316a15f2143b341cc17ab
Diameter
314062786
Circumference
986657341.26354
Area
7.7468088356145E+16
Volume
1.621989577015E+25
Surface area
3.0987235342458E+17
Circumference
986657341.26354
Perimeter
628125572
Area
24658858387520449
Diagonal
222075925.69894
Surface area
147953150325122694
Volume
3.8722148823821E+24
Space diagonal
271986351.05932
Perimeter
471094179
Area
1.0677598895958E+16
Altitude
135993175.52966
Surface area
1.0677598895958E+16
Volume
4.5634490025731E+23
Height
74025308.566313