157428254 is an even 9-digits composite number following 157428253
and preceding 157428255 . In scientific notation, it is written as 1.57428254 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 78714126 positive integers (up to 157428254) that are relatively prime to 157428254.
157428254 has 4 divisors, whose sum is 236142384
The reverse of 157428254 is 452824751
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million four hundred twenty-eight thousand two hundred fifty-four
Scientific notation
1.57428254 × 10^8
Engineering notation
1.57428254 × 10^6
Prime Factorization
2 × 78714127
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157428254
Product of the distinct prime numbers
The prime factorization of 157428254 is 2 × 78714127.
Since it has a total of 2 prime factors.
5 , 3 , 78 , 64 , 189 , 475 , 8087 , 8894 , 8576 , 52817 , 179796 , 162615 , 7371261 , 845055 , 17020805 , 97505337 , 631935594 , 208954379 , 2959474990 , 9298890893
n×2
314856508
n×3
472284762
n×4
629713016
n×5
787141270
n÷2
78714127
n÷3
52476084.666667
n÷3
39357063.5
n÷5
31485650.8
n2
24783655157488516
n3
3.9016475591815E+24
n4
6.1422956296531E+32
n5
9.6697087652811E+40
2 √n
12547.041643352
3 √n
539.95913499629
4 √n
112.01357794192
5 √n
43.592977743621
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
-157428253
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 157428254 can be divided by 4 positive divisors.
The sum of these divisors (counting 157428254) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000100010101000011110
3
Ternary
101222020011222002
4
Quaternary
21120202220132
5
Quinary
310300201004
6
Senary
23342122302
8
Octal
1130425036
10
Decimal
157428254
12
Duodecimal
44880392
16
Hexadecimal
9622a1e
20
Vigesimal
293iace
36
Base36
2lq8f2
md5
ea913db08ffe5cec92e751b34d4dd0eb
sha1
cbfd9dc0b757a3a74861a79d58e304c173edfa7e
sha256
01ef8502ef4d8b14db132885902591bf2d2a7c062e1c5890e28feca188c9f6ce
sha512
aad2b2940802abc2f51505092c75b9f4854eb24764eed004cf40cbf4fa5562b2d6fbf50d72fcb18dab91e493efe47ee5dc7a4e18e170ea7bf27a048c3372a147
ripemd-160
4767f5cf8510274f41907f15a19988129b8d59ea
Diameter
314856508
Circumference
989150892.46774
Area
7.7860148971869E+16
Volume
1.6343183078428E+25
Surface area
3.1144059588747E+17
Circumference
989150892.46774
Perimeter
629713016
Area
24783655157488516
Diagonal
222637171.90752
Surface area
148701930944931096
Volume
3.9016475591815E+24
Space diagonal
272673734.47486
Perimeter
472284762
Area
1.0731637482509E+16
Altitude
136336867.23743
Surface area
1.0731637482509E+16
Volume
4.5981357448286E+23
Height
74212390.635839