157428279 is an odd 9-digits composite number following 157428278
and preceding 157428280 . In scientific notation, it is written as 1.57428279 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 98770752 positive integers (up to 157428279) that are relatively prime to 157428279.
157428279 has 12 divisors, whose sum is 173104704
The reverse of 157428279 is 972824751
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred fifty-seven million four hundred twenty-eight thousand two hundred seventy-nine
Scientific notation
1.57428279 × 10^8
Engineering notation
1.57428279 × 10^6
Prime Factorization
27 × 27 × 17 × 12703
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
5830677
Product of the distinct prime numbers
The prime factorization of 157428279 is 27 × 27 × 17 × 12703.
Since it has a total of 4 prime factors.
4 , 7 , 9 , 98 , 478 , 752 , 8191 , 9385 , 47864 , 70273 , 521034 , 256081 , 2672149 , 9035311 , 87019187 , 78300988 , 471392199 , 741420708 , 4266554529 , 5967197596
n×2
314856558
n×3
472284837
n×4
629713116
n×5
787141395
n÷2
78714139.5
n÷3
52476093
n÷3
39357069.75
n÷5
31485655.8
n2
24783663028901841
n3
3.9016494179559E+24
n4
6.1422995313016E+32
n5
9.6697164431531E+40
2 √n
12547.042639602
3 √n
539.95916357857
4 √n
112.01358238893
5 √n
43.592979128156
1 , 17 , 27 , 459 , 729 , 12393 , 12703 , 215951 , 342981 , 5830677 , 9260487 , 157428279
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157428278
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157428279 can be divided by 12 positive divisors.
The sum of these divisors (counting 157428279) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011000100010101000110111
3
Ternary
101222020012000000
4
Quaternary
21120202220313
5
Quinary
310300201104
6
Senary
23342122343
8
Octal
1130425067
10
Decimal
157428279
12
Duodecimal
448803b3
16
Hexadecimal
9622a37
20
Vigesimal
293iadj
36
Base36
2lq8fr
md5
28a8150fd096dc3f4b893ca4c76d99e9
sha1
6b26da8d73079457da160fb98faeaf6e5e12afd2
sha256
afb38ea8d2d3ab9fb81bd7b8fcd275c5e8551e7e16618d7a652ba7ec49663820
sha512
133b3e936d3b2dacc9b5378023a1fddc295da92b86cd611b601e28935d434fb099f35a444a7fad6568b4c08498861929f6b7612748b27035ea8d28b61d5add2f
ripemd-160
ea4997cbceb3ad2561e7d0e3ed36305e1b12146d
Diameter
314856558
Circumference
989151049.54737
Area
7.7860173700643E+16
Volume
1.6343190864444E+25
Surface area
3.1144069480257E+17
Circumference
989151049.54737
Perimeter
629713116
Area
24783663028901841
Diagonal
222637207.26286
Surface area
148701978173411046
Volume
3.9016494179559E+24
Space diagonal
272673777.77613
Perimeter
472284837
Area
1.0731640890931E+16
Altitude
136336888.88806
Surface area
1.0731640890931E+16
Volume
4.5981379354153E+23
Height
74212402.420952