78909973 is an odd 8-digits composite number following 78909972
and preceding 78909974 . In scientific notation, it is written as 7.8909973 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 76137600 positive integers (up to 78909973) that are relatively prime to 78909973.
78909973 has 8 divisors, whose sum is 81697536
The reverse of 78909973 is 37990987
Previous prime number is 353
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
seventy-eight million nine hundred nine thousand nine hundred seventy-three
Scientific notation
7.8909973 × 10^7
Engineering notation
7.8909973 × 10^6
Prime Factorization
31 × 353 × 7211
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78909973
Product of the distinct prime numbers
The prime factorization of 78909973 is 31 × 353 × 7211.
Since it has a total of 3 prime factors.
2 , 1 , 68 , 74 , 806 , 663 , 2908 , 9186 , 51328 , 80943 , 292449 , 780442 , 1503024 , 3784215 , 40549060 , 49308078 , 473337432 , 810924984 , 5338019636 , 1029533708
n×2
157819946
n×3
236729919
n×4
315639892
n×5
394549865
n÷2
39454986.5
n÷3
26303324.333333
n÷3
19727493.25
n÷5
15781994.6
n2
6226783838860729
n3
4.9135534460134E+23
n4
3.8772836975897E+31
n5
3.0595635189014E+39
2 √n
8883.1285592408
3 √n
428.92098855871
4 √n
94.250350446249
5 √n
37.968756936592
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
-78909972
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 78909973 can be divided by 8 positive divisors.
The sum of these divisors (counting 78909973) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101101000001001000010101
3
Ternary
12111111001010121
4
Quaternary
10231001020111
5
Quinary
130200104343
6
Senary
11455151541
8
Octal
455011025
10
Decimal
78909973
12
Duodecimal
225155b1
16
Hexadecimal
4b41215
20
Vigesimal
14d3eid
36
Base36
1azbbp
md5
7b0267dc43b46ad7c12318e926a35138
sha1
0e1573f22aa961b2ee01bd932f1ce220636e7d1b
sha256
b2031674a5bf56984208bc0c98bee49669441c9995773839aed1a03dad4881fe
sha512
19afe17f2c71db4faa2bc48270d8377010f439ff5800f37bbb9513445ca1a656379d91d521b839bc3f6dada4bca7ba4895a0dcae8181c0820cac9362e0cc2a88
ripemd-160
a058b77aa93e35730ad8b4f3bb17bc5508771d0e
Diameter
157819946
Circumference
495805982.94354
Area
1.9562018363657E+16
Volume
2.0581844545355E+24
Surface area
7.8248073454626E+16
Circumference
495805982.94354
Perimeter
315639892
Area
6226783838860729
Diagonal
111595554.02309
Surface area
37360703033164374
Volume
4.9135534460134E+23
Space diagonal
136676082.45989
Perimeter
236729919
Area
2.6962764941639E+15
Altitude
68338041.229944
Surface area
2.6962764941639E+15
Volume
5.7906782689976E+22
Height
37198518.007698