71388255 is an odd 8-digits composite number following 71388254
and preceding 71388256 . In scientific notation, it is written as 7.1388255 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 38073728 positive integers (up to 71388255) that are relatively prime to 71388255.
71388255 has 8 divisors, whose sum is 114221232
The reverse of 71388255 is 55288317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million three hundred eighty-eight thousand two hundred fifty-five
Scientific notation
7.1388255 × 10^7
Engineering notation
7.1388255 × 10^6
Prime Factorization
3 × 5 × 4759217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388255
Product of the distinct prime numbers
The prime factorization of 71388255 is 3 × 5 × 4759217.
Since it has a total of 3 prime factors.
7 , 9 , 1 , 21 , 31 , 928 , 110 , 9825 , 93057 , 96487 , 603278 , 927745 , 7409910 , 1861342 , 26045402 , 82927735 , 291529893 , 215013932 , 9312686974 , 9687043822
n×2
142776510
n×3
214164765
n×4
285553020
n×5
356941275
n÷2
35694127.5
n÷3
23796085
n÷3
17847063.75
n÷5
14277651
n2
5096282951945025
n3
3.638147469256E+23
n4
2.5972099926285E+31
n5
1.8541028924232E+39
2 √n
8449.1570585473
3 √n
414.83518882641
4 √n
91.919296442843
5 √n
37.215628112041
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
-71388254
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 71388255 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388255) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100110001011111
3
Ternary
11222022220021110
4
Quaternary
10100110301133
5
Quinary
121233411010
6
Senary
11030033103
8
Octal
420246137
10
Decimal
71388255
12
Duodecimal
1baa8793
16
Hexadecimal
4414c5f
20
Vigesimal
1263acf
36
Base36
16i3j3
md5
434f607d98830df421eaaf94acc67ed3
sha1
a35a6dbc0fa88bd33f335d033e18edbb109c2249
sha256
3b431461de656138948d7d734259a5f67573949ad9ee119763fa85b369648689
sha512
4b628ba1c79a0a5c3bb9dcd732d1eba189d21f7ba023c7807eab339043e23ff4692668ff506092c7af190238b0e569dbe19870dccaf471dd46f411bc0dd78705
ripemd-160
2f4d1a864ce6612e13f2e0ab0e1583d272557a54
Diameter
142776510
Circumference
448545634.92119
Area
1.6010445082445E+16
Volume
1.5239436482788E+24
Surface area
6.4041780329782E+16
Circumference
448545634.92119
Perimeter
285553020
Area
5096282951945025
Diagonal
100958238.41515
Surface area
30577697711670150
Volume
3.638147469256E+23
Space diagonal
123648084.72368
Perimeter
214164765
Area
2.206755250629E+15
Altitude
61824042.361841
Surface area
2.206755250629E+15
Volume
4.2875979107794E+22
Height
33652746.138383