78394087 is an odd 8-digits composite number following 78394086
and preceding 78394088 . In scientific notation, it is written as 7.8394087 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 77223960 positive integers (up to 78394087) that are relatively prime to 78394087.
78394087 has 4 divisors, whose sum is 79564216
The reverse of 78394087 is 78049387
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-eight million three hundred ninety-four thousand eighty-seven
Scientific notation
7.8394087 × 10^7
Engineering notation
7.8394087 × 10^6
Prime Factorization
67 × 1170061
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78394087
Product of the distinct prime numbers
The prime factorization of 78394087 is 67 × 1170061.
Since it has a total of 2 prime factors.
4 , 4 , 93 , 97 , 606 , 522 , 199 , 9915 , 36722 , 72797 , 830767 , 803061 , 4566664 , 4959497 , 41724264 , 63469530 , 83795599 , 992031264 , 6883853262 , 3077615359
n×2
156788174
n×3
235182261
n×4
313576348
n×5
391970435
n÷2
39197043.5
n÷3
26131362.333333
n÷3
19598521.75
n÷5
15678817.4
n2
6145632876563569
n3
4.8178127839538E+23
n4
3.7768803453499E+31
n5
2.9608508638195E+39
2 √n
8854.043539536
3 √n
427.98423203039
4 √n
94.095927327042
5 √n
37.918981290031
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
-78394086
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 78394087 can be divided by 4 positive divisors.
The sum of these divisors (counting 78394087) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101011000011001011100111
3
Ternary
12110111211110201
4
Quaternary
10223003023213
5
Quinary
130032102322
6
Senary
11440131331
8
Octal
453031347
10
Decimal
78394087
12
Duodecimal
22306b47
16
Hexadecimal
4ac32e7
20
Vigesimal
149j547
36
Base36
1ao99j
md5
0627dee0e401f8659d6bac440fcd5e27
sha1
3b639f661ca59c5c7112244526bf2ef8688a4e5e
sha256
36262abac505818bbde7de06331970992a9f31dba56ba3330ab728b2d9dfa2ed
sha512
9fd7ecf37fb601de0f31f6040b7d891f4bb68edb831728f3afc528da293989f6e8a952b804ffcceb2ccd78f6b23cb98c7898860cb6063e81aa9859dcd7870f9c
ripemd-160
ca85bb55b0bc45d0a0794c1e8d263b211f2efd98
Diameter
156788174
Circumference
492564575.60816
Area
1.9307075096672E+16
Volume
2.0180806997921E+24
Surface area
7.7228300386688E+16
Circumference
492564575.60816
Perimeter
313576348
Area
6145632876563569
Diagonal
110865981.04526
Surface area
36873797259381414
Volume
4.8178127839538E+23
Space diagonal
135782541.69697
Perimeter
235182261
Area
2.6611370967184E+15
Altitude
67891270.848487
Surface area
2.6611370967184E+15
Volume
5.6778468167017E+22
Height
36955327.015085