157788268 is an even 9-digits composite number following 157788267
and preceding 157788269 . In scientific notation, it is written as 1.57788268 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 71721920 positive integers (up to 157788268) that are relatively prime to 157788268.
157788268 has 12 divisors, whose sum is 301232232
The reverse of 157788268 is 862887751
Previous prime number is 11
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-seven million seven hundred eighty-eight thousand two hundred sixty-eight
Scientific notation
1.57788268 × 10^8
Engineering notation
1.57788268 × 10^6
Prime Factorization
2 × 2 × 11 × 3586097
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78894134
Product of the distinct prime numbers
The prime factorization of 157788268 is 2 × 2 × 11 × 3586097.
Since it has a total of 4 prime factors.
8 , 6 , 68 , 66 , 758 , 30 , 4761 , 3510 , 31210 , 14196 , 329963 , 550483 , 6344737 , 9076653 , 43089591 , 25167387 , 20260705 , 948870019 , 234393461 , 6058996045
n×2
315576536
n×3
473364804
n×4
631153072
n×5
788941340
n÷2
78894134
n÷3
52596089.333333
n÷3
39447067
n÷5
31557653.6
n2
24897137518439824
n3
3.9284762071924E+24
n4
6.198674566121E+32
n5
9.7807812368389E+40
2 √n
12561.380019727
3 √n
540.37042257008
4 √n
112.07756251689
5 √n
43.612897606269
1 , 2 , 4 , 11 , 22 , 44 , 3586097 , 7172194 , 14344388 , 39447067 , 78894134 , 157788268
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157788267
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157788268 can be divided by 12 positive divisors.
The sum of these divisors (counting 157788268) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011001111010100001101100
3
Ternary
101222220110210221
4
Quaternary
21121322201230
5
Quinary
310343211033
6
Senary
23353541124
8
Octal
1131724154
10
Decimal
157788268
12
Duodecimal
44a147a4
16
Hexadecimal
967a86c
20
Vigesimal
2963ad8
36
Base36
2lxy7g
md5
f171ed3c2bf48aa300c57dc40341015d
sha1
b42a0b15989258526bfa44281aeffa31e79904c4
sha256
bebb857a6b6be65ef05052bd7d9bbed9e33164f38a62487bfd7cfa76f8d2d774
sha512
04a7f1a1ad09f1fd438c6a6bc3cbb40653dafb68d657ce575cbd95ee3afcae0bdd36f00a9415de84a679fefbfe38bf88a2dec2dc54d91c1886a91f108d8a5720
ripemd-160
b9b243317d2fe45cfb2f7180158c89f9f15f6ab6
Diameter
315576536
Circumference
991412927.14291
Area
7.8216664323345E+16
Volume
1.6455562656424E+25
Surface area
3.1286665729338E+17
Circumference
991412927.14291
Perimeter
631153072
Area
24897137518439824
Diagonal
223146308.58896
Surface area
149382825110638944
Volume
3.9284762071924E+24
Space diagonal
273297297.01429
Perimeter
473364804
Area
1.0780776786242E+16
Altitude
136648648.50715
Surface area
1.0780776786242E+16
Volume
4.6297536097263E+23
Height
74382102.862987