78668892 is an even 8-digits composite number following 78668891
and preceding 78668893 . In scientific notation, it is written as 7.8668892 × 10^7.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 24842592 positive integers (up to 78668892) that are relatively prime to 78668892.
78668892 has 24 divisors, whose sum is 161019600
The reverse of 78668892 is 29886687
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-eight million six hundred sixty-eight thousand eight hundred ninety-two
Scientific notation
7.8668892 × 10^7
Engineering notation
7.8668892 × 10^6
Prime Factorization
2 × 2 × 19 × 9 × 115013
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
39334446
Product of the distinct prime numbers
The prime factorization of 78668892 is 2 × 2 × 19 × 9 × 115013.
Since it has a total of 5 prime factors.
2 , 10 , 70 , 8 , 723 , 746 , 209 , 4952 , 7683 , 54594 , 97783 , 283337 , 7691940 , 1194110 , 54116891 , 91713935 , 696998506 , 195421108 , 6927829902 , 1405352928
n×2
157337784
n×3
236006676
n×4
314675568
n×5
393344460
n÷2
39334446
n÷3
26222964
n÷3
19667223
n÷5
15733778.4
n2
6188794568507664
n3
4.8686561152012E+23
n4
3.830117821119E+31
n5
3.0131112521689E+39
2 √n
8869.5485792683
3 √n
428.48373843987
4 √n
94.178280825614
5 √n
37.945528560668
1 , 2 , 4 , 9 , 18 , 19 , 36 , 38 , 76 , 171 , 342 , 684 , 115013 , 230026 , 460052 , 1035117 , 2070234 , 2185247 , 4140468 , 4370494 , 8740988 , 19667223 , 39334446 , 78668892
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-78668891
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 78668892 can be divided by 24 positive divisors.
The sum of these divisors (counting 78668892) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100101100000110010001011100
3
Ternary
12111000210102200
4
Quaternary
10230012101130
5
Quinary
130114401032
6
Senary
11450051500
8
Octal
454062134
10
Decimal
78668892
12
Duodecimal
22419b90
16
Hexadecimal
4b0645c
20
Vigesimal
14bdc4c
36
Base36
1au5b0
md5
5fa09914513656f45206589b7d6a9e7d
sha1
ed2f1adc5f5c89ed87d7de193c76e9dcdf60edd2
sha256
a14e15768cf859b97d00c0d37c994191af8a6cef44ceb11f9645447f736e1ab6
sha512
119d4554a675bdc864199f83eaf04d19d9885abe1557cda2dc575a9e28e39d1aa227808360ce0d54927fa8befde3b2e270e7f4bdff47cc6d82629c38071b054d
ripemd-160
9d162eec4c332028922d2cb45a184beb8f15ecd7
Diameter
157337784
Circumference
494291226.3465
Area
1.9442671551E+16
Volume
2.0393779045828E+24
Surface area
7.7770686204E+16
Circumference
494291226.3465
Perimeter
314675568
Area
6188794568507664
Diagonal
111254614.00326
Surface area
37132767411045984
Volume
4.8686561152012E+23
Space diagonal
136258517.91915
Perimeter
236006676
Area
2.6798266575654E+15
Altitude
68129258.959574
Surface area
2.6798266575654E+15
Volume
5.7377662572068E+22
Height
37084871.334421