78673985 is an odd 8-digits composite number following 78673984
and preceding 78673986 . In scientific notation, it is written as 7.8673985 × 10^7.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 58097664 positive integers (up to 78673985) that are relatively prime to 78673985.
78673985 has 8 divisors, whose sum is 101671080
The reverse of 78673985 is 58937687
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
seventy-eight million six hundred seventy-three thousand nine hundred eighty-five
Scientific notation
7.8673985 × 10^7
Engineering notation
7.8673985 × 10^6
Prime Factorization
5 × 13 × 1210369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78673985
Product of the distinct prime numbers
The prime factorization of 78673985 is 5 × 13 × 1210369.
Since it has a total of 3 prime factors.
7 , 3 , 61 , 23 , 516 , 457 , 6786 , 383 , 1891 , 11891 , 925962 , 412769 , 8890669 , 1194822 , 37158285 , 66501013 , 374354327 , 426598167 , 5138370752 , 6396598034
n×2
157347970
n×3
236021955
n×4
314695940
n×5
393369925
n÷2
39336992.5
n÷3
26224661.666667
n÷3
19668496.25
n÷5
15734797
n2
6189595915780225
n3
4.8696017623415E+23
n4
3.8311097600643E+31
n5
3.0140867179665E+39
2 √n
8869.8356805524
3 √n
428.49298487572
4 √n
94.179805056882
5 √n
37.946019864327
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
-78673984
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 78673985 can be divided by 8 positive divisors.
The sum of these divisors (counting 78673985) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100000111100001000001
3
Ternary
12111001001102022
4
Quaternary
10230013201001
5
Quinary
130120031420
6
Senary
11450131225
8
Octal
454074101
10
Decimal
78673985
12
Duodecimal
22420b15
16
Hexadecimal
4b07841
20
Vigesimal
14be4j5
36
Base36
1au98h
md5
ba201ca8417a9070ae5c031d89f0aa44
sha1
9c164bc1f9c2c611c2ff8c2bfc543c6286a02052
sha256
0a26dfd5998708759e93d2d84eaee144238dbdce7e55a7a5871a66444f473c8d
sha512
306119ccc4207ef137bcfeda29d374197c8b3d8c6b0bcf36fd0a668c5bcc46b8512ce8f2ffc0573157935dd62d2fbc033e49ed20854fe75a55bf497ab14ce42b
ripemd-160
8ec867fd8c1b61489bc4fafd61e6fea9c9d8362f
Diameter
157347970
Circumference
494323226.60927
Area
1.9445189057705E+16
Volume
2.0397740163307E+24
Surface area
7.7780756230818E+16
Circumference
494323226.60927
Perimeter
314695940
Area
6189595915780225
Diagonal
111261816.59294
Surface area
37137575494681350
Volume
4.8696017623415E+23
Space diagonal
136267339.25391
Perimeter
236021955
Area
2.680173651113E+15
Altitude
68133669.626956
Surface area
2.680173651113E+15
Volume
5.7388807130495E+22
Height
37087272.197646