79890091 is an odd 8-digits composite number following 79890090
and preceding 79890092 . In scientific notation, it is written as 7.9890091 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 79099000 positive integers (up to 79890091) that are relatively prime to 79890091.
79890091 has 4 divisors, whose sum is 80681184
The reverse of 79890091 is 19009897
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-nine million eight hundred ninety thousand ninety-one
Scientific notation
7.9890091 × 10^7
Engineering notation
7.9890091 × 10^6
Prime Factorization
101 × 790991
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79890091
Product of the distinct prime numbers
The prime factorization of 79890091 is 101 × 790991.
Since it has a total of 2 prime factors.
10 , 3 , 47 , 60 , 552 , 76 , 1317 , 57 , 65098 , 88989 , 615429 , 369533 , 7112471 , 4245544 , 2005060 , 37873376 , 918321547 , 104624032 , 7992894809 , 4034995774
n×2
159780182
n×3
239670273
n×4
319560364
n×5
399450455
n÷2
39945045.5
n÷3
26630030.333333
n÷3
19972522.75
n÷5
15978018.2
n2
6382426639988281
n3
5.0989264506949E+23
n4
4.0735369814832E+31
n5
3.2543524014256E+39
2 √n
8938.1256983777
3 √n
430.68952110224
4 √n
94.541661178433
5 √n
38.062611585507
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-79890090
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 79890091 can be divided by 4 positive divisors.
The sum of these divisors (counting 79890091) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000110000011010101011
3
Ternary
12120022211121021
4
Quaternary
10300300122223
5
Quinary
130422440331
6
Senary
11532153311
8
Octal
460603253
10
Decimal
79890091
12
Duodecimal
22908837
16
Hexadecimal
4c306ab
20
Vigesimal
14j654b
36
Base36
1bkbl7
md5
4b83cb6ece00728b79cf1ab75fa7ad2d
sha1
06e713323a0dbf10e1d59666596386d3eb37012e
sha256
debae9dbf9d4b3b89b59fa3831f8a7095e246806e826ce597c92c14805d813a6
sha512
41fb8ae651084ecbfc0dabc1ecdf596d29ffd2b09587c2eeefb2f846aa94c21aa2a95279861081e28977cba9c7bef72a88d625fa5c41de272a8647c2251a0ecd
ripemd-160
70ffdff8e4e35a54f49982c53d58e4b52098de72
Diameter
159780182
Circumference
501964245.96044
Area
2.0050984644263E+16
Volume
2.1358333171597E+24
Surface area
8.0203938577052E+16
Circumference
501964245.96044
Perimeter
319560364
Area
6382426639988281
Diagonal
112981650.19142
Surface area
38294559839929686
Volume
5.0989264506949E+23
Space diagonal
138373696.6333
Perimeter
239670273
Area
2.7636718040102E+15
Altitude
69186848.316651
Surface area
2.7636718040102E+15
Volume
6.0091424500963E+22
Height
37660550.063807