71389213 is an odd 8-digits composite number following 71389212
and preceding 71389214 . In scientific notation, it is written as 7.1389213 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 55048896 positive integers (up to 71389213) that are relatively prime to 71389213.
71389213 has 16 divisors, whose sum is 75640320
The reverse of 71389213 is 31298317
Previous prime number is 223
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-one million three hundred eighty-nine thousand two hundred thirteen
Scientific notation
7.1389213 × 10^7
Engineering notation
7.1389213 × 10^6
Prime Factorization
133 × 29 × 223 × 83
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71389213
Product of the distinct prime numbers
The prime factorization of 71389213 is 133 × 29 × 223 × 83.
Since it has a total of 4 prime factors.
6 , 4 , 84 , 22 , 903 , 971 , 168 , 3538 , 97627 , 62684 , 928343 , 885840 , 6481452 , 4912641 , 27833307 , 20054068 , 53534643 , 927024809 , 9187440225 , 6621675326
n×2
142778426
n×3
214167639
n×4
285556852
n×5
356946065
n÷2
35694606.5
n÷3
23796404.333333
n÷3
17847303.25
n÷5
14277842.6
n2
5096419732759369
n3
3.6382939383936E+23
n4
2.5973494092459E+31
n5
1.8542273021208E+39
2 √n
8449.2137504031
3 √n
414.83704445534
4 √n
91.919604820751
5 √n
37.215727995083
1 , 29 , 83 , 133 , 223 , 2407 , 3857 , 6467 , 11039 , 18509 , 29659 , 320131 , 536761 , 860111 , 2461697 , 71389213
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
-71389212
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 71389213 can be divided by 16 positive divisors.
The sum of these divisors (counting 71389213) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010101000000011101
3
Ternary
11222022221120221
4
Quaternary
10100111000131
5
Quinary
121233423323
6
Senary
11030041341
8
Octal
420250035
10
Decimal
71389213
12
Duodecimal
1baa9251
16
Hexadecimal
441501d
20
Vigesimal
1263d0d
36
Base36
16i49p
md5
b63b931a7ceef9ee415830a95b645e30
sha1
0a45078c2cf6136380c1950cce91fc6a9f15aa60
sha256
9f9041ecf97f0ad3a8d88d22dd87f304b87dc66ada47f791efb6e31b09ee51ed
sha512
59943d3f5d4c523cf0c57fdca1903068158ca8809f43c06a3739851a16de2706450a1650b0eee7a840bc0233d77b43d364ff1a34de4a3065b4ceadc5ca661439
ripemd-160
d45210026fdff912b26bee0a7411c5a02620efe1
Diameter
142778426
Circumference
448551654.21271
Area
1.6010874792047E+16
Volume
1.5240050011277E+24
Surface area
6.4043499168188E+16
Circumference
448551654.21271
Perimeter
285556852
Area
5096419732759369
Diagonal
100959593.23174
Surface area
30578518396556214
Volume
3.6382939383936E+23
Space diagonal
123649744.02836
Perimeter
214167639
Area
2.206814478459E+15
Altitude
61824872.014178
Surface area
2.206814478459E+15
Volume
4.2877705263134E+22
Height
33653197.743914