78668875 is an odd 8-digits composite number following 78668874
and preceding 78668876 . In scientific notation, it is written as 7.8668875 × 10^7.
The sum of its digits is 55. It has a total of 4 prime factors and 8 positive divisors.
There are 62935000 positive integers (up to 78668875) that are relatively prime to 78668875.
78668875 has 8 divisors, whose sum is 98178912
The reverse of 78668875 is 57886687
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
seventy-eight million six hundred sixty-eight thousand eight hundred seventy-five
Scientific notation
7.8668875 × 10^7
Engineering notation
7.8668875 × 10^6
Prime Factorization
5 × 5 × 5 × 629351
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3146755
Product of the distinct prime numbers
The prime factorization of 78668875 is 5 × 5 × 5 × 629351.
Since it has a total of 4 prime factors.
9 , 10 , 87 , 21 , 305 , 151 , 9708 , 427 , 66634 , 33222 , 347341 , 207211 , 3062124 , 9442612 , 33153501 , 58451999 , 83914598 , 793412880 , 1136023185 , 9017328406
n×2
157337750
n×3
236006625
n×4
314675500
n×5
393344375
n÷2
39334437.5
n÷3
26222958.333333
n÷3
19667218.75
n÷5
15733775
n2
6188791893765625
n3
4.8686529589166E+23
n4
3.8301145104339E+31
n5
3.0131079965701E+39
2 √n
8869.5476209331
3 √n
428.48370757539
4 √n
94.178275737736
5 √n
37.945526920695
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
-78668874
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 78668875 can be divided by 8 positive divisors.
The sum of these divisors (counting 78668875) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101100000110010001001011
3
Ternary
12111000210102001
4
Quaternary
10230012101023
5
Quinary
130114401000
6
Senary
11450051431
8
Octal
454062113
10
Decimal
78668875
12
Duodecimal
22419b77
16
Hexadecimal
4b0644b
20
Vigesimal
14bdc3f
36
Base36
1au5aj
md5
15eed58ca3257b9a3154730c686accc1
sha1
c1190f3b2481bdc2367d842a166645c6355b0088
sha256
6349d0e89b73676c6a79e1812e2b594b836a30b1c36dbd6e83c0b4ab099ba9da
sha512
3b055c5266c668175e0f8da905c83d06acb005ebd2880f304bf8e24bc86bfea437111e2144ea77f5fdf7e4e0295806c1b14e0cd467588cfcefd97617652c358e
ripemd-160
36fa69aebad2a7605710b36dc1593c1d5dfaf5ed
Diameter
157337750
Circumference
494291119.53235
Area
1.944266314805E+16
Volume
2.0393765824814E+24
Surface area
7.7770652592201E+16
Circumference
494291119.53235
Perimeter
314675500
Area
6188791893765625
Diagonal
111254589.96163
Surface area
37132751362593750
Volume
4.8686529589166E+23
Space diagonal
136258488.47429
Perimeter
236006625
Area
2.6798254993681E+15
Altitude
68129244.237143
Surface area
2.6798254993681E+15
Volume
5.7377625374898E+22
Height
37084863.320545