71388765 is an odd 8-digits composite number following 71388764
and preceding 71388766 . In scientific notation, it is written as 7.1388765 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 32634720 positive integers (up to 71388765) that are relatively prime to 71388765.
71388765 has 8 divisors, whose sum is 83400576
The reverse of 71388765 is 56788317
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-one million three hundred eighty-eight thousand seven hundred sixty-five
Scientific notation
7.1388765 × 10^7
Engineering notation
7.1388765 × 10^6
Prime Factorization
45 × 7 × 226631
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388765
Product of the distinct prime numbers
The prime factorization of 71388765 is 45 × 7 × 226631.
Since it has a total of 3 prime factors.
3 , 10 , 11 , 3 , 884 , 333 , 7527 , 8119 , 55922 , 24271 , 691084 , 642732 , 4281753 , 494005 , 95072917 , 50515106 , 541941268 , 348252246 , 9991038447 , 5731139866
n×2
142777530
n×3
214166295
n×4
285555060
n×5
356943825
n÷2
35694382.5
n÷3
23796255
n÷3
17847191.25
n÷5
14277753
n2
5096355768225225
n3
3.6382254429423E+23
n4
2.5972842116323E+31
n5
1.8541691222243E+39
2 √n
8449.1872390189
3 √n
414.83617668939
4 √n
91.919460611009
5 √n
37.215681285819
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
-71388764
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 71388765 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388765) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100111001011101
3
Ternary
11222022220222100
4
Quaternary
10100110321131
5
Quinary
121233420030
6
Senary
11030035313
8
Octal
420247135
10
Decimal
71388765
12
Duodecimal
1baa8b39
16
Hexadecimal
4414e5d
20
Vigesimal
1263bi5
36
Base36
16i3x9
md5
6d91c86ee9bafca461ddaacd210cff64
sha1
3bc9d8910a4a8c5a9bb04fe2113c9dfcdcbc6b5e
sha256
d92b4e99ea4ad9fc46b2767b6e2dd7ce381f97fcc5def840fbe6dd0998c685cb
sha512
ecdb6ebad3400aca8d35db1631ddd6cafdf08e6ef0d6ba9ac058d32995e558c3aa063bffaef22278b055277d2f70da59a46aeb1da89d855e0577ccbf2b7909b3
ripemd-160
ae2f8bc427b1955205fcf19afb12aa873b756497
Diameter
142777530
Circumference
448548839.3457
Area
1.6010673841536E+16
Volume
1.5239763098201E+24
Surface area
6.4042695366145E+16
Circumference
448548839.3457
Perimeter
285555060
Area
5096355768225225
Diagonal
100958959.66407
Surface area
30578134609351350
Volume
3.6382254429423E+23
Space diagonal
123648968.06959
Perimeter
214166295
Area
2.2067867810032E+15
Altitude
61824484.034797
Surface area
2.2067867810032E+15
Volume
4.2876898036498E+22
Height
33652986.554689