157400581 is an odd 9-digits composite number following 157400580
and preceding 157400582 . In scientific notation, it is written as 1.57400581 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 145292832 positive integers (up to 157400581) that are relatively prime to 157400581.
157400581 has 4 divisors, whose sum is 169508332
The reverse of 157400581 is 185004751
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-seven million four hundred thousand five hundred eighty-one
Scientific notation
1.57400581 × 10^8
Engineering notation
1.57400581 × 10^6
Prime Factorization
13 × 12107737
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157400581
Product of the distinct prime numbers
The prime factorization of 157400581 is 13 × 12107737.
Since it has a total of 2 prime factors.
6 , 5 , 26 , 100 , 611 , 212 , 5684 , 5898 , 93829 , 91757 , 573828 , 749592 , 823304 , 1447686 , 4354814 , 26760404 , 986245030 , 181329219 , 9381848410 , 8075739725
n×2
314801162
n×3
472201743
n×4
629602324
n×5
787002905
n÷2
78700290.5
n÷3
52466860.333333
n÷3
39350145.25
n÷5
31480116.2
n2
24774942899137561
n3
3.8995904065661E+24
n4
6.1379779565553E+32
n5
9.6612129652699E+40
2 √n
12545.938824974
3 √n
539.92749483773
4 √n
112.00865513421
5 √n
43.591445066643
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
-157400580
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 157400581 can be divided by 4 positive divisors.
The sum of these divisors (counting 157400581) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000011011111000000101
3
Ternary
101222011210000011
4
Quaternary
21120123320011
5
Quinary
310243304311
6
Senary
23341350221
8
Octal
1130337005
10
Decimal
157400581
12
Duodecimal
44868371
16
Hexadecimal
961be05
20
Vigesimal
293f191
36
Base36
2lpn2d
md5
8a9fc8962e58270c1dc5eff0243682b4
sha1
9b8ebc340fb0cf4a5fe0d8ef5855d6fcce7bd4b8
sha256
52ba27f8d61b6fad027808ccfbdac355925245590faf8c4fe8bd49cb95a54a3a
sha512
d4ef00a1d5c2c9867cdb2f86a063f9bf291c1b2594c37bb4a9f84fbb6a71ed2fbd00d8957432732cab0771bfb7528e7a77c76ee40f8196b033529b48106089fc
ripemd-160
f54c313bbc8e19756576853807a2754dc379d3ff
Diameter
314801162
Circumference
988977017.88073
Area
7.7832778605037E+16
Volume
1.6334566097703E+25
Surface area
3.1133111442015E+17
Circumference
988977017.88073
Perimeter
629602324
Area
24774942899137561
Diagonal
222598036.3756
Surface area
148649657394825366
Volume
3.8995904065661E+24
Space diagonal
272625803.43286
Perimeter
472201743
Area
1.0727864963981E+16
Altitude
136312901.71643
Surface area
1.0727864963981E+16
Volume
4.5957113672215E+23
Height
74199345.458535