157131878 is an even 9-digits composite number following 157131877
and preceding 157131879 . In scientific notation, it is written as 1.57131878 × 10^8.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 78360424 positive integers (up to 157131878) that are relatively prime to 157131878.
157131878 has 8 divisors, whose sum is 236314368
The reverse of 157131878 is 878131751
Previous prime number is 383
Is Prime? no
Number parity even
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred fifty-seven million one hundred thirty-one thousand eight hundred seventy-eight
Scientific notation
1.57131878 × 10^8
Engineering notation
1.57131878 × 10^6
Prime Factorization
2 × 383 × 205133
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157131878
Product of the distinct prime numbers
The prime factorization of 157131878 is 2 × 383 × 205133.
Since it has a total of 3 prime factors.
3 , 2 , 2 , 87 , 148 , 762 , 2557 , 275 , 85817 , 83072 , 15453 , 276978 , 8016197 , 4255995 , 35858684 , 92586921 , 476111164 , 919627614 , 3995023491 , 2306034217
n×2
314263756
n×3
471395634
n×4
628527512
n×5
785659390
n÷2
78565939
n÷3
52377292.666667
n÷3
39282969.5
n÷5
31426375.6
n2
24690427083806884
n3
3.8796531763006E+24
n4
6.0961718958078E+32
n5
9.5790293859911E+40
2 √n
12535.225486604
3 √n
539.62007798679
4 √n
111.96082121262
5 √n
43.576551654517
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
-157131877
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 157131878 can be divided by 8 positive divisors.
The sum of these divisors (counting 157131878) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111011010010001100110
3
Ternary
101221200010102012
4
Quaternary
21113122101212
5
Quinary
310211210003
6
Senary
23331514222
8
Octal
1127322146
10
Decimal
157131878
12
Duodecimal
44758972
16
Hexadecimal
95da466
20
Vigesimal
29219di
36
Base36
2ljvqe
md5
ad3d35da6505e7a79a71310eec60b8dd
sha1
e1a67e4ee543ef057bb96a33eef1601d0cc3468c
sha256
2c06c0612ab408161d7edb851705d095c6f555b2802247606438409c9327a53f
sha512
b9feac81fef1419945ba40c72eb0527de9fc2dc659ddd05a6c1a177e8d45439a6191943e8ddb340605322371d192f5915ae60fa9944d4626358fdc8da8f262d6
ripemd-160
e5bede4fe61078b40d5aded0155e96e2fdf3d26d
Diameter
314263756
Circumference
987288707.13914
Area
7.7567264340482E+16
Volume
1.6251053222857E+25
Surface area
3.1026905736193E+17
Circumference
987288707.13914
Perimeter
628527512
Area
24690427083806884
Diagonal
222218032.94875
Surface area
148142562502841304
Volume
3.8796531763006E+24
Space diagonal
272160396.18471
Perimeter
471395634
Area
1.0691268542432E+16
Altitude
136080198.09236
Surface area
1.0691268542432E+16
Volume
4.5722151160235E+23
Height
74072677.649585