78996813 is an odd 8-digits composite number following 78996812
and preceding 78996814 . In scientific notation, it is written as 7.8996813 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 41601600 positive integers (up to 78996813) that are relatively prime to 78996813.
78996813 has 16 divisors, whose sum is 109009536
The reverse of 78996813 is 31869987
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-eight million nine hundred ninety-six thousand eight hundred thirteen
Scientific notation
7.8996813 × 10^7
Engineering notation
7.8996813 × 10^6
Prime Factorization
3 × 133 × 37 × 5351
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78996813
Product of the distinct prime numbers
The prime factorization of 78996813 is 3 × 133 × 37 × 5351.
Since it has a total of 4 prime factors.
6 , 10 , 80 , 2 , 273 , 309 , 8043 , 5318 , 21318 , 9036 , 726296 , 177170 , 9518230 , 3840919 , 91997011 , 46064064 , 565784085 , 665444469 , 1498559079 , 2728430558
n×2
157993626
n×3
236990439
n×4
315987252
n×5
394984065
n÷2
39498406.5
n÷3
26332271
n÷3
19749203.25
n÷5
15799362.6
n2
6240496464156969
n3
4.9297933220617E+23
n4
3.8943796119156E+31
n5
3.0764357795351E+39
2 √n
8888.0151327504
3 √n
429.07827262147
4 √n
94.276270252648
5 √n
37.977110142813
1 , 3 , 37 , 111 , 133 , 399 , 4921 , 5351 , 14763 , 16053 , 197987 , 593961 , 711683 , 2135049 , 26332271 , 78996813
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78996812
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78996813 can be divided by 16 positive divisors.
The sum of these divisors (counting 78996813) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100101101010110010101001101
3
Ternary
12111122110020220
4
Quaternary
10231112111031
5
Quinary
130210344223
6
Senary
11501101553
8
Octal
455262515
10
Decimal
78996813
12
Duodecimal
225578b9
16
Hexadecimal
4b5654d
20
Vigesimal
14dec0d
36
Base36
1b16bx
md5
31382a3375be2d9e316d2c0906ef58dd
sha1
900ff1ba8f1594ccc96694737ede21fc4abec5fa
sha256
74b02899d4605c27194d5082ed2b7c7f4a4e52f6baa38474263edb9e7f6005d0
sha512
2e66f89a6ed4f044f06b6bc67c20ac558e5584dcb039d9dbe7fccd432e9d9bb6cf09a921d4872e6b41c292f4f20d7fa57cdfc2f9c2df129ed42b3b4c9db73129
ripemd-160
d399a74d49636de762e3b6ed59876bb562847605
Diameter
157993626
Circumference
496351614.75561
Area
1.9605097846549E+16
Volume
2.0649869979073E+24
Surface area
7.8420391386194E+16
Circumference
496351614.75561
Perimeter
315987252
Area
6240496464156969
Diagonal
111718364.32885
Surface area
37442978784941814
Volume
4.9297933220617E+23
Space diagonal
136826493.75202
Perimeter
236990439
Area
2.7022142350934E+15
Altitude
68413246.876009
Surface area
2.7022142350934E+15
Volume
5.8098171464633E+22
Height
37239454.776284