71389185 is an odd 8-digits composite number following 71389184
and preceding 71389186 . In scientific notation, it is written as 7.1389185 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 32635008 positive integers (up to 71389185) that are relatively prime to 71389185.
71389185 has 8 divisors, whose sum is 87026944
The reverse of 71389185 is 58198317
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred eighty-nine thousand one hundred eighty-five
Scientific notation
7.1389185 × 10^7
Engineering notation
7.1389185 × 10^6
Prime Factorization
15 × 7 × 679897
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389185
Product of the distinct prime numbers
The prime factorization of 71389185 is 15 × 7 × 679897.
Since it has a total of 3 prime factors.
8 , 7 , 39 , 24 , 285 , 917 , 9723 , 6057 , 73168 , 37352 , 134120 , 591639 , 9053936 , 5826532 , 81004348 , 40647165 , 883050352 , 500895094 , 8745074482 , 4999093865
n×2
142778370
n×3
214167555
n×4
285556740
n×5
356945925
n÷2
35694592.5
n÷3
23796395
n÷3
17847296.25
n÷5
14277837
n2
5096415734964225
n3
3.6382896574027E+23
n4
2.5973453343591E+31
n5
1.8542236658345E+39
2 √n
8449.212093444
3 √n
414.83699022007
4 √n
91.919595807662
5 √n
37.215725075761
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
-71389184
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 71389185 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389185) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101000000000001
3
Ternary
11222022221112220
4
Quaternary
10100111000001
5
Quinary
121233423220
6
Senary
11030041253
8
Octal
420250001
10
Decimal
71389185
12
Duodecimal
1baa9229
16
Hexadecimal
4415001
20
Vigesimal
1263cj5
36
Base36
16i48x
md5
972b49345b1c3c2bb604a8df0a947672
sha1
e48db459dd1d722a6c0cff17c369efbf74d6f31a
sha256
406d61821fa4c165d09bbb6af1d1f3f6cd0199d4993355fd063fd01cbbb5c259
sha512
da7e9f57ecb7406bc9ab3e568f52d8c5101ae577c3f1edab4d92925a778e6c5c3afbc12e0d682fbe49ec7dfd56e4ffd909de9255675866979ac08ebe04141b32
ripemd-160
a0c01cbcb7dff41ac1b96ea7bad81911cb33a261
Diameter
142778370
Circumference
448551478.28353
Area
1.6010862232603E+16
Volume
1.5240032079104E+24
Surface area
6.4043448930412E+16
Circumference
448551478.28353
Perimeter
285556740
Area
5096415734964225
Diagonal
100959553.63376
Surface area
30578494409785350
Volume
3.6382896574027E+23
Space diagonal
123649695.53093
Perimeter
214167555
Area
2.2068127473629E+15
Altitude
61824847.765467
Surface area
2.2068127473629E+15
Volume
4.2877654811172E+22
Height
33653184.544587