78996931 is an odd 8-digits composite number following 78996930
and preceding 78996932 . In scientific notation, it is written as 7.8996931 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 72920232 positive integers (up to 78996931) that are relatively prime to 78996931.
78996931 has 4 divisors, whose sum is 85073632
The reverse of 78996931 is 13969987
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million nine hundred ninety-six thousand nine hundred thirty-one
Scientific notation
7.8996931 × 10^7
Engineering notation
7.8996931 × 10^6
Prime Factorization
13 × 6076687
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78996931
Product of the distinct prime numbers
The prime factorization of 78996931 is 13 × 6076687.
Since it has a total of 2 prime factors.
10 , 5 , 50 , 78 , 624 , 89 , 8019 , 1762 , 64403 , 57065 , 850686 , 150442 , 3658163 , 8885507 , 85705019 , 95144020 , 223640329 , 610704595 , 7783514041 , 7362928483
n×2
157993862
n×3
236990793
n×4
315987724
n×5
394984655
n÷2
39498465.5
n÷3
26332310.333333
n÷3
19749232.75
n÷5
15799386.2
n2
6240515107418761
n3
4.9298154134522E+23
n4
3.8944028805922E+31
n5
3.0764587564434E+39
2 √n
8888.0217709004
3 √n
429.07848626389
4 √n
94.276305458479
5 √n
37.977121488324
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
-78996930
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 78996931 can be divided by 4 positive divisors.
The sum of these divisors (counting 78996931) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101101010110010111000011
3
Ternary
12111122110102021
4
Quaternary
10231112113003
5
Quinary
130210400211
6
Senary
11501102311
8
Octal
455262703
10
Decimal
78996931
12
Duodecimal
22557997
16
Hexadecimal
4b565c3
20
Vigesimal
14dec6b
36
Base36
1b16f7
md5
6ac8774767b476508ef9d25fa181b895
sha1
4d357132116c8c8af42a93977e38db2f482cdea9
sha256
4e0238195703bf8c62c6bcf30016d35ecc14d029a2632bccf4a5284208ecdd19
sha512
fa69a502698f007c11d89a9a69c49fabcc17877e72d915763b2e00b15648067bb419db6b59ecf622d99a9433d0450297aa8c9fb79152df271323bac0e021a30b
ripemd-160
92a80ca7ae0ab02384e1e102bfad1c4c8a472be1
Diameter
157993862
Circumference
496352356.17148
Area
1.9605156416083E+16
Volume
2.0649962515273E+24
Surface area
7.8420625664332E+16
Circumference
496352356.17148
Perimeter
315987724
Area
6240515107418761
Diagonal
111718531.20605
Surface area
37443090644512566
Volume
4.9298154134522E+23
Space diagonal
136826698.13401
Perimeter
236990793
Area
2.7022223078626E+15
Altitude
68413349.067006
Surface area
2.7022223078626E+15
Volume
5.8098431814167E+22
Height
37239510.402017