78993899 is an odd 8-digits composite number following 78993898
and preceding 78993900 . In scientific notation, it is written as 7.8993899 × 10^7.
The sum of its digits is 62. It has a total of 2 prime factors and 4 positive divisors.
There are 78915360 positive integers (up to 78993899) that are relatively prime to 78993899.
78993899 has 4 divisors, whose sum is 79072440
The reverse of 78993899 is 99839987
Previous prime number is 1019
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 62
Digital Root 8
Name
seventy-eight million nine hundred ninety-three thousand eight hundred ninety-nine
Scientific notation
7.8993899 × 10^7
Engineering notation
7.8993899 × 10^6
Prime Factorization
1019 × 77521
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78993899
Product of the distinct prime numbers
The prime factorization of 78993899 is 1019 × 77521.
Since it has a total of 2 prime factors.
7 , 8 , 97 , 51 , 89 , 433 , 4586 , 3637 , 16640 , 57610 , 43337 , 22502 , 7294342 , 9729971 , 30549127 , 77904061 , 887170378 , 802185102 , 5527666635 , 7461496048
n×2
157987798
n×3
236981697
n×4
315975596
n×5
394969495
n÷2
39496949.5
n÷3
26331299.666667
n÷3
19748474.75
n÷5
15798779.8
n2
6240036079222201
n3
4.9292477979843E+23
n4
3.8938050269995E+31
n5
3.0758684102849E+39
2 √n
8887.8512026248
3 √n
429.0729966725
4 √n
94.275400835132
5 √n
37.976829962062
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
-78993898
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 78993899 can be divided by 4 positive divisors.
The sum of these divisors (counting 78993899) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101101010101100111101011
3
Ternary
12111122022020222
4
Quaternary
10231111213223
5
Quinary
130210301044
6
Senary
11501040255
8
Octal
455254753
10
Decimal
78993899
12
Duodecimal
2255608b
16
Hexadecimal
4b559eb
20
Vigesimal
14de4ej
36
Base36
1b142z
md5
a25e727556214b38979c800b4fa29831
sha1
435ff217197502bb9726bb2ac52e9dbf60a34d8a
sha256
916cb31b61f99b169a6fff5736f092da5be817e441676ff68fff74883490d409
sha512
a009991cb1d8e53155fd7ebfec00e92f8264a7ba4d6499c99418222ea4e6f81870f84bafebd889dbc80207edf9df8b77c1cd7b76a33f6a118dadf347460bac74
ripemd-160
ee73bbe35312d843329915174955a43a515edfad
Diameter
157987798
Circumference
496333305.55363
Area
1.960365150462E+16
Volume
2.0647584893162E+24
Surface area
7.8414606018479E+16
Circumference
496333305.55363
Perimeter
315975596
Area
6240036079222201
Diagonal
111714243.31053
Surface area
37440216475333206
Volume
4.9292477979843E+23
Space diagonal
136821446.55596
Perimeter
236981697
Area
2.7020148825689E+15
Altitude
68410723.277982
Surface area
2.7020148825689E+15
Volume
5.8091742401726E+22
Height
37238081.10351