157445968 is an even 9-digits composite number following 157445967
and preceding 157445969 . In scientific notation, it is written as 1.57445968 × 10^8.
The sum of its digits is 49. It has a total of 5 prime factors and 10 positive divisors.
There are 78722976 positive integers (up to 157445968) that are relatively prime to 157445968.
157445968 has 10 divisors, whose sum is 305051594
The reverse of 157445968 is 869544751
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred fifty-seven million four hundred forty-five thousand nine hundred sixty-eight
Scientific notation
1.57445968 × 10^8
Engineering notation
1.57445968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 9840373
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
19680746
Product of the distinct prime numbers
The prime factorization of 157445968 is 2 × 2 × 2 × 2 × 9840373.
Since it has a total of 5 prime factors.
1 , 5 , 84 , 75 , 821 , 925 , 2870 , 2525 , 81163 , 66898 , 375384 , 405617 , 4944559 , 8137541 , 60341217 , 14137044 , 284031327 , 385833455 , 7544449503 , 4345585430
n×2
314891936
n×3
472337904
n×4
629783872
n×5
787229840
n÷2
78722984
n÷3
52481989.333333
n÷3
39361492
n÷5
31489193.6
n2
24789232839457024
n3
3.9029647603857E+24
n4
6.1450606476881E+32
n5
9.6751502209397E+40
2 √n
12547.747526947
3 √n
539.97938650165
4 √n
112.01672878167
5 √n
43.593958725414
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157445967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157445968 can be divided by 10 positive divisors.
The sum of these divisors (counting 157445968) is 1, the average is 0.1.
Base
System
Value
2
Binary
1001011000100110111101010000
3
Ternary
101222021002021011
4
Quaternary
21120212331100
5
Quinary
310301232333
6
Senary
23342340304
8
Octal
1130467520
10
Decimal
157445968
12
Duodecimal
4488a694
16
Hexadecimal
9626f50
20
Vigesimal
2940ei8
36
Base36
2lqm34
md5
fdc421c72162676109859df7db8f448f
sha1
35b552006bd73fbbfdc008f4ecf86605898a3c99
sha256
a84ab9d6c6d9a315796a2c37b15538ddf4a68b968832aaec6cdc7933fde8a376
sha512
43c646c99ee47ae6c86fd7b73b9b603f7815e9a619d28b8353c73613e3f1be8dec352da70d904e712a93b2cd17f16c1245466f47b066df37b287bb42288fd301
ripemd-160
16163666256afed6d2e8a1c4403832909331f72f
Diameter
314891936
Circumference
989262192.81227
Area
7.7877671776565E+16
Volume
1.634870055793E+25
Surface area
3.1151068710626E+17
Circumference
989262192.81227
Perimeter
629783872
Area
24789232839457024
Diagonal
222662223.28656
Surface area
148735397036742144
Volume
3.9029647603857E+24
Space diagonal
272704416.02286
Perimeter
472337904
Area
1.0734052689649E+16
Altitude
136352208.01143
Surface area
1.0734052689649E+16
Volume
4.5996880813348E+23
Height
74220741.09552