71388585 is an odd 8-digits composite number following 71388584
and preceding 71388586 . In scientific notation, it is written as 7.1388585 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 37144320 positive integers (up to 71388585) that are relatively prime to 71388585.
71388585 has 8 divisors, whose sum is 74756808
The reverse of 71388585 is 58588317
Previous prime number is 41
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 five hundred eighty-five
Scientific notation
7.1388585 × 10^7
Engineering notation
7.1388585 × 10^6
Prime Factorization
45 × 41 × 38693
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388585
Product of the distinct prime numbers
The prime factorization of 71388585 is 45 × 41 × 38693.
Since it has a total of 3 prime factors.
3 , 10 , 87 , 75 , 41 , 662 , 4498 , 3611 , 29030 , 28488 , 400165 , 379198 , 8103868 , 8037132 , 51186108 , 28956787 , 411080491 , 696888714 , 2992227759 , 9871951371
n×2
142777170
n×3
214165755
n×4
285554340
n×5
356942925
n÷2
35694292.5
n÷3
23796195
n÷3
17847146.25
n÷5
14277717
n2
5096330068302225
n3
3.6381979226905E+23
n4
2.5972580165081E+31
n5
1.8541457467842E+39
2 √n
8449.1765871001
3 √n
414.83582803241
4 √n
91.919402669404
5 √n
37.215662518638
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
-71388584
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 71388585 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388585) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100110110101001
3
Ternary
11222022220201200
4
Quaternary
10100110312221
5
Quinary
121233413320
6
Senary
11030034413
8
Octal
420246651
10
Decimal
71388585
12
Duodecimal
1baa8a09
16
Hexadecimal
4414da9
20
Vigesimal
1263b95
36
Base36
16i3s9
md5
daf72c1fe99cd0fc4e01adb20cbada38
sha1
5728ed0c9948a80db2425016ff287c3ec96d7807
sha256
71962fa4f1e69b178a44d37d8233dfadbb70bec8008bf57ca1f019b4b351eee6
sha512
972a16ea9ef1f352e722c5124c5fc3262b596d10eb2107cd4d9dc46bf53a677c0dbfcfad5443894ede2c110e53cb382f2fd026c9a1cf29a307c72e4d88242a17
ripemd-160
4e4479148c44fe1200707fedad2422dfaa2ffcd7
Diameter
142777170
Circumference
448547708.37234
Area
1.6010593102847E+16
Volume
1.523964782164E+24
Surface area
6.4042372411388E+16
Circumference
448547708.37234
Perimeter
285554340
Area
5096330068302225
Diagonal
100958705.10562
Surface area
30577980409813350
Volume
3.6381979226905E+23
Space diagonal
123648656.30045
Perimeter
214165755
Area
2.2067756526101E+15
Altitude
61824328.150225
Surface area
2.2067756526101E+15
Volume
4.2876573707221E+22
Height
33652901.701875