71388539 is an odd 8-digits prime number following 71388538
and preceding 71388540 . In scientific notation, it is written as 7.1388539 × 10^7.
The sum of its digits is 44. It has a total of 1 prime factors and 2 positive divisors.
There are 71388538 positive integers (up to 71388539) that are relatively prime to 71388539.
71388539 has 2 divisors, whose sum is 71388540
The reverse of 71388539 is 93588317
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 five hundred thirty-nine
Scientific notation
7.1388539 × 10^7
Engineering notation
7.1388539 × 10^6
Prime Factorization
71388539
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71388539 Product of the distinct prime numbers
The prime factorization of 71388539 is 71388539.
Since it has a total of 1 prime factors.
2 , 8 , 66 , 12 , 813 , 823 , 8797 , 2775 , 81857 , 89830 , 334496 , 646781 , 7789938 , 7198809 , 15929757 , 7250980 , 814196947 , 921728382 , 2265155881 , 1650531752
n×2
142777078
n×3
214165617
n×4
285554156
n×5
356942695
n÷2
35694269.5
n÷3
23796179.666667
n÷3
17847134.75
n÷5
14277707.8
n2
5096323500554521
n3
3.6381908897595E+23
n4
2.5972513222304E+31
n5
1.8541397730985E+39
2 √n8449.1738649409
3 √n414.83573893108
4 √n91.919387862088
5 √n37.215657722575
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71388540 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35694270 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8449.1739241183 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719843 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388539 can be divided by 2 positive divisors.
The sum of these divisors (counting 71388539) is 71388540, the average is 35694270.
Base
System
Value
2
Binary
100010000010100110101111011
3
Ternary
11222022220122222
4
Quaternary
10100110311323
5
Quinary
121233413124
6
Senary
11030034255
8
Octal
420246573
10
Decimal
71388539
12
Duodecimal
1baa898b
16
Hexadecimal
4414d7b
20
Vigesimal
1263b6j
36
Base36
16i3qz
md5
3a473a5dfc78f33679d9a8666f7e1a79
sha1
d9b4fd88015e734ff5794625c8664646c3064e98
sha256
fa87224d4e3a8f21db6337e9e5e4e49384fac31ed05359ffaebcd39c7c3dfa13
sha512
13d4ddbb5eb9519fe7311bcb345fe046ce260e52b36dd4b52b8ff17f0dd5861b3c747c234f0a0c95dda3e622b0b17757753e30a2d35ef9ee77be813db256c846
ripemd-160
9fe05dcd30050ea31b3c5336cf4b3e094da9f82c
Diameter
142777078
Circumference
448547419.34582
Area
1.6010572469659E+16
Volume
1.5239618362168E+24
Surface area
6.4042289878636E+16
Circumference
448547419.34582
Perimeter
285554156
Area
5096323500554521
Diagonal
100958640.0518
Surface area
30577941003327126
Volume
3.6381908897595E+23
Space diagonal
123648576.62611
Perimeter
214165617
Area
2.2067728086919E+15
Altitude
61824288.313056
Surface area
2.2067728086919E+15
Volume
4.2876490823335E+22
Height
33652880.017267