157428666 is an even 9-digits composite number following 157428665
and preceding 157428667 . In scientific notation, it is written as 1.57428666 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 52476216 positive integers (up to 157428666) that are relatively prime to 157428666.
157428666 has 8 divisors, whose sum is 262381140
The reverse of 157428666 is 666824751
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred fifty-seven million four hundred twenty-eight thousand six hundred sixty-six
Scientific notation
1.57428666 × 10^8
Engineering notation
1.57428666 × 10^6
Prime Factorization
2 × 9 × 8746037
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157428666
Product of the distinct prime numbers
The prime factorization of 157428666 is 2 × 9 × 8746037.
Since it has a total of 3 prime factors.
5 , 1 , 81 , 25 , 206 , 448 , 4218 , 3855 , 99372 , 24738 , 987666 , 454229 , 5352588 , 7546305 , 20912734 , 37475493 , 512117149 , 512903735 , 3298760731 , 7407869090
n×2
314857332
n×3
472285998
n×4
629714664
n×5
787143330
n÷2
78714333
n÷3
52476222
n÷3
39357166.5
n÷5
31485733.2
n2
24783784878539556
n3
3.9016781918595E+24
n4
6.1423599290573E+32
n5
9.6698352972334E+40
2 √n
12547.058061554
3 √n
539.95960603196
4 √n
112.01365122856
5 √n
43.59300056073
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157428665
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157428666 can be divided by 8 positive divisors.
The sum of these divisors (counting 157428666) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000100010101110111010
3
Ternary
101222020012112100
4
Quaternary
21120202232322
5
Quinary
310300204131
6
Senary
23342124230
8
Octal
1130425672
10
Decimal
157428666
12
Duodecimal
44880676
16
Hexadecimal
9622bba
20
Vigesimal
293ibd6
36
Base36
2lq8qi
md5
4c39a4ac51088d7a331fa3ca1091045c
sha1
2b6bfc264cc81d76ad287aded03e73505a0fdc8e
sha256
01c0e6ded78cbe1d90422a1366d3d95d478d64c804374ffc183e502cae7aa7c6
sha512
fe23bb4fdbdfb6e561582c75b62596958e99340d5219e3ccad019d8f7eab52b7ac223d2e98f394ee7053254406ad91bba87261f31d3a9144de93921b03ab7d24
ripemd-160
b5e6bea54020fc3c089b12c3a845e0085f2b7db5
Diameter
314857332
Circumference
989153481.14008
Area
7.786055650257E+16
Volume
1.634331139229E+25
Surface area
3.1144222601028E+17
Circumference
989153481.14008
Perimeter
629714664
Area
24783784878539556
Diagonal
222637754.5635
Surface area
148702709271237336
Volume
3.9016781918595E+24
Space diagonal
272674448.07979
Perimeter
472285998
Area
1.0731693653372E+16
Altitude
136337224.0399
Surface area
1.0731693653372E+16
Volume
4.5981718457858E+23
Height
74212584.854501