71388917 is an odd 8-digits prime number following 71388916
and preceding 71388918 . In scientific notation, it is written as 7.1388917 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 71388916 positive integers (up to 71388917) that are relatively prime to 71388917.
71388917 has 2 divisors, whose sum is 71388918
The reverse of 71388917 is 71988317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 44 Digital Root 8
Name
seventy-one million three hundred eighty-eight thousand nine hundred seventeen
Scientific notation
7.1388917 × 10^7
Engineering notation
7.1388917 × 10^6
Prime Factorization
71388917
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71388917 Product of the distinct prime numbers
The prime factorization of 71388917 is 71388917.
Since it has a total of 1 prime factors.
7 , 8 , 66 , 29 , 93 , 646 , 1906 , 3606 , 62838 , 5325 , 167720 , 151151 , 7502784 , 6689635 , 7979018 , 47718374 , 81059159 , 344669294 , 1572259714 , 4931127975
n×2
142777834
n×3
214166751
n×4
285555668
n×5
356944585
n÷2
35694458.5
n÷3
23796305.666667
n÷3
17847229.25
n÷5
14277783.4
n2
5096377470432889
n3
3.638248682374E+23
n4
2.5973063321136E+31
n5
1.8541888616683E+39
2 √n8449.1962339621
3 √n414.83647111039
4 √n91.919509539391
5 √n37.215697133631
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71388918 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35694459 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8449.1962931394 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719844 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388917 can be divided by 2 positive divisors.
The sum of these divisors (counting 71388917) is 71388918, the average is 35694459.
Base
System
Value
2
Binary
100010000010100111011110101
3
Ternary
11222022221011222
4
Quaternary
10100110323311
5
Quinary
121233421132
6
Senary
11030040125
8
Octal
420247365
10
Decimal
71388917
12
Duodecimal
1baa9045
16
Hexadecimal
4414ef5
20
Vigesimal
1263c5h
36
Base36
16i41h
md5
d2521e5f80846b7261b1905d7eceb2ef
sha1
317c3309b383bf8ace31be7edd1f3d5a2dbe40de
sha256
3ba80c3ec36751c5a98573a0d59aa1d6f3879dc49228fc8ec644abfd04a8ad4b
sha512
e0934fb5b667e00869c0540a071664848bd7882e4069cf51cdcf6375707070d38647493d09f0405e54564251eb255bad40688dd5591963404df8bc635953f5ec
ripemd-160
b7d9f7a6d482cb2d06276c579b113c3a8e63464b
Diameter
142777834
Circumference
448549794.38986
Area
1.6010742021032E+16
Volume
1.5239860443305E+24
Surface area
6.404296808413E+16
Circumference
448549794.38986
Perimeter
285555668
Area
5096377470432889
Diagonal
100959174.62453
Surface area
30578264822597334
Volume
3.638248682374E+23
Space diagonal
123649231.34132
Perimeter
214166751
Area
2.2067961783348E+15
Altitude
61824615.670659
Surface area
2.2067961783348E+15
Volume
4.2877171915828E+22
Height
33653058.208176