71385685 is an odd 8-digits composite number following 71385684
and preceding 71385686 . In scientific notation, it is written as 7.1385685 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 48832128 positive integers (up to 71385685) that are relatively prime to 71385685.
71385685 has 16 divisors, whose sum is 98136576
The reverse of 71385685 is 58658317
Previous prime number is 457
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred eighty-five thousand six hundred eighty-five
Scientific notation
7.1385685 × 10^7
Engineering notation
7.1385685 × 10^6
Prime Factorization
5 × 7 × 457 × 4463
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71385685
Product of the distinct prime numbers
The prime factorization of 71385685 is 5 × 7 × 457 × 4463.
Since it has a total of 4 prime factors.
7 , 9 , 70 , 26 , 927 , 977 , 4914 , 6513 , 40961 , 2565 , 917641 , 998223 , 5238976 , 3089500 , 83090651 , 47770910 , 1351373 , 871369697 , 9493841603 , 4272244652
n×2
142771370
n×3
214157055
n×4
285542740
n×5
356928425
n÷2
35692842.5
n÷3
23795228.333333
n÷3
17846421.25
n÷5
14277137
n2
5095916022919225
n3
3.6377545599856E+23
n4
2.5968360112645E+31
n5
1.8537691749678E+39
2 √n
8449.004971001
3 √n
414.83021070021
4 √n
91.918469150661
5 √n
37.215360153281
1 , 5 , 7 , 35 , 457 , 2285 , 3199 , 4463 , 15995 , 22315 , 31241 , 156205 , 2039591 , 10197955 , 14277137 , 71385685
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71385684
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71385685 can be divided by 16 positive divisors.
The sum of these divisors (counting 71385685) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010100001001010101
3
Ternary
11222022202202021
4
Quaternary
10100110021111
5
Quinary
121233320220
6
Senary
11030013141
8
Octal
420241125
10
Decimal
71385685
12
Duodecimal
1baa71b1
16
Hexadecimal
4414255
20
Vigesimal
1263445
36
Base36
16i1jp
md5
3880dbb15d28b14a9153b3ce28ace701
sha1
7909e0ff1a878e135f8633aa3ba368d3db0be95e
sha256
228f125bab11e043fd2824c488172a70256ddb4c73903a8294fa6c9dcd924e5b
sha512
4882de2d3ec27a2f59f80f9b2727e3ec9fe83fa4b56c9441b2bf2fa900e33c03bec9108f74e3a2d5cb4ea0303a551fb6ef698968e1c065712154827d6c139db6
ripemd-160
a47edb3e8a36bf27b52737c5da3368c8601045c1
Diameter
142771370
Circumference
448529487.13495
Area
1.6009292340914E+16
Volume
1.5237790668285E+24
Surface area
6.4037169363654E+16
Circumference
448529487.13495
Perimeter
285542740
Area
5095916022919225
Diagonal
100954603.88629
Surface area
30575496137515350
Volume
3.6377545599856E+23
Space diagonal
123643633.35311
Perimeter
214157055
Area
2.2065963657001E+15
Altitude
61821816.676554
Surface area
2.2065963657001E+15
Volume
4.2871348627636E+22
Height
33651534.628765