157445813 is an odd 9-digits composite number following 157445812
and preceding 157445814 . In scientific notation, it is written as 1.57445813 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 133714800 positive integers (up to 157445813) that are relatively prime to 157445813.
157445813 has 8 divisors, whose sum is 181589760
The reverse of 157445813 is 318544751
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million four hundred forty-five thousand eight hundred thirteen
Scientific notation
1.57445813 × 10^8
Engineering notation
1.57445813 × 10^6
Prime Factorization
7 × 109 × 206351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157445813
Product of the distinct prime numbers
The prime factorization of 157445813 is 7 × 109 × 206351.
Since it has a total of 3 prime factors.
9 , 5 , 40 , 94 , 174 , 886 , 5170 , 5737 , 96934 , 81364 , 37929 , 860771 , 3413043 , 3922584 , 3471969 , 46366468 , 968151503 , 77447658 , 4983796894 , 7156574677
n×2
314891626
n×3
472337439
n×4
629783252
n×5
787229065
n÷2
78722906.5
n÷3
52481937.666667
n÷3
39361453.25
n÷5
31489162.6
n2
24789184031230969
n3
3.9029532334038E+24
n4
6.1450364493424E+32
n5
9.6751025968134E+40
2 √n
12547.741350538
3 √n
539.97920930471
4 √n
112.01670121253
5 √n
43.593950142068
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
-157445812
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 157445813 can be divided by 8 positive divisors.
The sum of these divisors (counting 157445813) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011000100110111010110101
3
Ternary
101222021002001102
4
Quaternary
21120212322311
5
Quinary
310301231223
6
Senary
23342335445
8
Octal
1130467265
10
Decimal
157445813
12
Duodecimal
4488a585
16
Hexadecimal
9626eb5
20
Vigesimal
2940ead
36
Base36
2lqlyt
md5
6cd97b710ce0aa0421daeb410194f669
sha1
ae8d02049afd4da766a2c3e71372c1691489a33a
sha256
a8a53e8bc88bc50747f322b4336a7c41fae1f151ba7cc032fdac71966e0b5b9c
sha512
e1a8e495707fda87473742627f7694dd500f34feda2dcb9512ae650495294f4345b72b6695e7fca6590c28e1007219968caf8aa17e6ea480feb690740f2c3e45
ripemd-160
e71cf200a7f6f9b99fbf3baf99b132ff4fe127fb
Diameter
314891626
Circumference
989261218.91854
Area
7.7877518441001E+16
Volume
1.6348652273821E+25
Surface area
3.11510073764E+17
Circumference
989261218.91854
Perimeter
629783252
Area
24789184031230969
Diagonal
222662004.08346
Surface area
148735104187385814
Volume
3.9029532334038E+24
Space diagonal
272704147.55499
Perimeter
472337439
Area
1.0734031555067E+16
Altitude
136352073.77749
Surface area
1.0734031555067E+16
Volume
4.5996744966563E+23
Height
74220668.027819