157445123 is an odd 9-digits composite number following 157445122
and preceding 157445124 . In scientific notation, it is written as 1.57445123 × 10^8.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 142252200 positive integers (up to 157445123) that are relatively prime to 157445123.
157445123 has 8 divisors, whose sum is 172814016
The reverse of 157445123 is 321544751
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred fifty-seven million four hundred forty-five thousand one hundred twenty-three
Scientific notation
1.57445123 × 10^8
Engineering notation
1.57445123 × 10^6
Prime Factorization
11 × 163 × 87811
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157445123
Product of the distinct prime numbers
The prime factorization of 157445123 is 11 × 163 × 87811.
Since it has a total of 3 prime factors.
4 , 1 , 26 , 90 , 234 , 933 , 7074 , 1836 , 76524 , 83077 , 892103 , 926675 , 8812996 , 2093921 , 33173280 , 14666061 , 503228513 , 749769573 , 3039768945 , 4154265237
n×2
314890246
n×3
472335369
n×4
629780492
n×5
787225615
n÷2
78722561.5
n÷3
52481707.666667
n÷3
39361280.75
n÷5
31489024.6
n2
24788966756485129
n3
3.9029019200177E+24
n4
6.1449287285412E+32
n5
9.6748905949141E+40
2 √n
12547.71385552
3 √n
539.9784204911
4 √n
112.01657848515
5 √n
43.593911932251
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
-157445122
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 157445123 can be divided by 8 positive divisors.
The sum of these divisors (counting 157445123) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000100110110000000011
3
Ternary
101222021001002212
4
Quaternary
21120212300003
5
Quinary
310301220443
6
Senary
23342332335
8
Octal
1130466003
10
Decimal
157445123
12
Duodecimal
4488a0ab
16
Hexadecimal
9626c03
20
Vigesimal
2940cg3
36
Base36
2lqlfn
md5
8af0326312b927864cc354abbb877b9c
sha1
5aa0c52f85903c01a0240df7b52920af82b840e9
sha256
19cae012701a5cddc3da03bf0d4a4424060f1c8b3a7c12c62798f1dbe976e3de
sha512
cde464fe2f6ef7ab3530af1074d60284ece6f111a12ff0ded04425d9e83efb10ed05a86ac646885d373f4b8fd8a7a53254bbd565c8dc656bc0568247328d9227
ripemd-160
dcfab28b0edced855fe54b97143ac212b35e669c
Diameter
314890246
Circumference
989256883.52068
Area
7.7876835852255E+16
Volume
1.6348437332812E+25
Surface area
3.1150734340902E+17
Circumference
989256883.52068
Perimeter
629780492
Area
24788966756485129
Diagonal
222661028.2761
Surface area
148733800538910774
Volume
3.9029019200177E+24
Space diagonal
272702952.43993
Perimeter
472335369
Area
1.0733937472342E+16
Altitude
136351476.21997
Surface area
1.0733937472342E+16
Volume
4.5996140232509E+23
Height
74220342.7587