78889131 is an odd 8-digits composite number following 78889130
and preceding 78889132 . In scientific notation, it is written as 7.8889131 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 52459200 positive integers (up to 78889131) that are relatively prime to 78889131.
78889131 has 8 divisors, whose sum is 87877200
The reverse of 78889131 is 13198887
Previous prime number is 401
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-eight million eight hundred eighty-nine thousand one hundred thirty-one
Scientific notation
7.8889131 × 10^7
Engineering notation
7.8889131 × 10^6
Prime Factorization
9 × 401 × 21859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78889131
Product of the distinct prime numbers
The prime factorization of 78889131 is 9 × 401 × 21859.
Since it has a total of 3 prime factors.
8 , 1 , 96 , 68 , 172 , 904 , 3284 , 3007 , 45069 , 3870 , 187073 , 726995 , 5578040 , 2399973 , 25450434 , 47347382 , 395471038 , 674062521 , 6314246717 , 7508111378
n×2
157778262
n×3
236667393
n×4
315556524
n×5
394445655
n÷2
39444565.5
n÷3
26296377
n÷3
19722282.75
n÷5
15777826.2
n2
6223494989935161
n3
4.9096611153884E+23
n4
3.8731889889748E+31
n5
3.0555251353899E+39
2 √n
8881.9553590412
3 √n
428.8832224899
4 √n
94.244126390143
5 √n
37.966751034371
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
-78889130
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 78889131 can be divided by 8 positive divisors.
The sum of these divisors (counting 78889131) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100111100000010101011
3
Ternary
12111102222112200
4
Quaternary
10230330002223
5
Quinary
130143423011
6
Senary
11454511243
8
Octal
454740253
10
Decimal
78889131
12
Duodecimal
22505523
16
Hexadecimal
4b3c0ab
20
Vigesimal
14d12gb
36
Base36
1ayv8r
md5
9556667bbb3112db0aa9d4d7f09db5a8
sha1
4b4e7a5f4448eeed4607cd30f1f8214591ab143c
sha256
4b12a0984890bc92cffc0a772a9281e26c3ae7cc1a16652588eb7c2dc51d814e
sha512
546c20f0c734438fed97ad32fe8451411a8996969db09cbcc256e2fe68318bc2bfc289c945b0590b8f3107640fc9ef31864d32b6f84405d2d60d39efd049de5f
ripemd-160
d1cf58fed20b910f4fd47eaddb8534b3af4c3d1a
Diameter
157778262
Circumference
495675028.79537
Area
1.9551686140033E+16
Volume
2.0565540388959E+24
Surface area
7.8206744560133E+16
Circumference
495675028.79537
Perimeter
315556524
Area
6223494989935161
Diagonal
111566078.98403
Surface area
37340969939610966
Volume
4.9096611153884E+23
Space diagonal
136639983.05696
Perimeter
236667393
Area
2.6948523808045E+15
Altitude
68319991.528478
Surface area
2.6948523808045E+15
Volume
5.7860911133651E+22
Height
37188692.994676