71398686 is an even 8-digits composite number following 71398685
and preceding 71398687 . In scientific notation, it is written as 7.1398686 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 23727000 positive integers (up to 71398686) that are relatively prime to 71398686.
71398686 has 16 divisors, whose sum is 143232768
The reverse of 71398686 is 68689317
Previous prime number is 331
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-one million three hundred ninety-eight thousand six hundred eighty-six
Scientific notation
7.1398686 × 10^7
Engineering notation
7.1398686 × 10^6
Prime Factorization
2 × 3 × 331 × 35951
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71398686
Product of the distinct prime numbers
The prime factorization of 71398686 is 2 × 3 × 331 × 35951.
Since it has a total of 4 prime factors.
9 , 5 , 69 , 54 , 505 , 902 , 8014 , 6385 , 89274 , 15637 , 444309 , 893562 , 9598125 , 8707689 , 87034311 , 72446434 , 878895085 , 801757874 , 6572929479 , 4794727343
n×2
142797372
n×3
214196058
n×4
285594744
n×5
356993430
n÷2
35699343
n÷3
23799562
n÷3
17849671.5
n÷5
14279737.2
n2
5097772362526596
n3
3.6397424821151E+23
n4
2.598728306014E+31
n5
1.8554578632041E+39
2 √n
8449.7743165128
3 √n
414.8553925939
4 √n
91.922653989715
5 √n
37.216715611743
1 , 2 , 3 , 6 , 331 , 662 , 993 , 1986 , 35951 , 71902 , 107853 , 215706 , 11899781 , 23799562 , 35699343 , 71398686
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
-71398685
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 71398686 can be divided by 16 positive divisors.
The sum of these divisors (counting 71398686) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010111010100011110
3
Ternary
11222100102120210
4
Quaternary
10100113110132
5
Quinary
121234224221
6
Senary
11030153250
8
Octal
420272436
10
Decimal
71398686
12
Duodecimal
1bab2826
16
Hexadecimal
441751e
20
Vigesimal
1264ge6
36
Base36
16ibku
md5
4674ae841aa0d0810f35e954ad5d0a3c
sha1
02c5a6cee0c113e2c14c70380a031a12d93bdcd4
sha256
35e52aaac592e70d6bb55b8fb511611e200dac34a4ed9193973c7962a67c23da
sha512
ece6ac57d51cfd6a0c74a67d8cb87ac0baf284af5fd9323755d178645bedb4b31ee6963476ff63ca3bcabe829c81b288b79307fa655da641cef8e76b0099662c
ripemd-160
a0fdc71bf3f2c5ab329dfb1e15de3333d9d72ac0
Diameter
142797372
Circumference
448611174.82713
Area
1.6015124203787E+16
Volume
1.5246117657029E+24
Surface area
6.4060496815147E+16
Circumference
448611174.82713
Perimeter
285594744
Area
5097772362526596
Diagonal
100972990.07682
Surface area
30586634175159576
Volume
3.6397424821151E+23
Space diagonal
123666151.74566
Perimeter
214196058
Area
2.2074001843291E+15
Altitude
61833075.872828
Surface area
2.2074001843291E+15
Volume
4.2894776514606E+22
Height
33657663.358939