78996979 is an odd 8-digits composite number following 78996978
and preceding 78996980 . In scientific notation, it is written as 7.8996979 × 10^7.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 78369000 positive integers (up to 78996979) that are relatively prime to 78996979.
78996979 has 8 divisors, whose sum is 79627968
The reverse of 78996979 is 97969987
Previous prime number is 907
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 64
Digital Root 1
Name
seventy-eight million nine hundred ninety-six thousand nine hundred seventy-nine
Scientific notation
7.8996979 × 10^7
Engineering notation
7.8996979 × 10^6
Prime Factorization
347 × 907 × 251
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78996979
Product of the distinct prime numbers
The prime factorization of 78996979 is 347 × 907 × 251.
Since it has a total of 3 prime factors.
4 , 7 , 42 , 97 , 58 , 203 , 1242 , 5123 , 57084 , 96862 , 666884 , 141142 , 2681682 , 5876105 , 15373006 , 60422080 , 998628050 , 837043465 , 3288287362 , 708916779
n×2
157993958
n×3
236990937
n×4
315987916
n×5
394984895
n÷2
39498489.5
n÷3
26332326.333333
n÷3
19749244.75
n÷5
15799395.8
n2
6240522691126441
n3
4.9298243997994E+23
n4
3.8944123458464E+31
n5
3.0764681030217E+39
2 √n
8888.0244711634
3 √n
429.07857316922
4 √n
94.276319779484
5 √n
37.977126103444
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
-78996978
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 78996979 can be divided by 8 positive divisors.
The sum of these divisors (counting 78996979) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101010110010111110011
3
Ternary
12111122110111001
4
Quaternary
10231112113303
5
Quinary
130210400404
6
Senary
11501102431
8
Octal
455262763
10
Decimal
78996979
12
Duodecimal
22557a17
16
Hexadecimal
4b565f3
20
Vigesimal
14dec8j
36
Base36
1b16gj
md5
29a85760b2d3f39ba0e7903b18ea1865
sha1
e9addaea3e25876ca771afc41c93af1b4b4ce323
sha256
ae0207295a883d4c387deecb8e36bfed62fc725a9793b2b9c077452007beb17d
sha512
4b7078aae1ac2af039dccb7e7e515670a213b5ef10554bf0d7e916fc1414f93a789dd770f9fd102b4eb474b32dd5d38fdde2aa8cf28305d9c7295c5721a8407d
ripemd-160
abddf07edb20f4d5335eac5b16a3ebdbd5640cde
Diameter
157993958
Circumference
496352657.76437
Area
1.9605180241003E+16
Volume
2.0650000157197E+24
Surface area
7.8420720964013E+16
Circumference
496352657.76437
Perimeter
315987916
Area
6240522691126441
Diagonal
111718599.0883
Surface area
37443136146758646
Volume
4.9298243997994E+23
Space diagonal
136826781.27245
Perimeter
236990937
Area
2.7022255917044E+15
Altitude
68413390.636226
Surface area
2.7022255917044E+15
Volume
5.8098537719284E+22
Height
37239533.029434