71315731 is an odd 8-digits composite number following 71315730
and preceding 71315732 . In scientific notation, it is written as 7.1315731 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 67029120 positive integers (up to 71315731) that are relatively prime to 71315731.
71315731 has 8 divisors, whose sum is 75613824
The reverse of 71315731 is 13751317
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
seventy-one million three hundred fifteen thousand seven hundred thirty-one
Scientific notation
7.1315731 × 10^7
Engineering notation
7.1315731 × 10^6
Prime Factorization
17 × 863 × 4861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71315731
Product of the distinct prime numbers
The prime factorization of 71315731 is 17 × 863 × 4861.
Since it has a total of 3 prime factors.
8 , 1 , 57 , 48 , 721 , 285 , 2713 , 7218 , 22455 , 90824 , 184516 , 137690 , 7140144 , 4687798 , 46276753 , 95277641 , 988976870 , 683260498 , 414964236 , 7986236531
n×2
142631462
n×3
213947193
n×4
285262924
n×5
356578655
n÷2
35657865.5
n÷3
23771910.333333
n÷3
17828932.75
n÷5
14263146.2
n2
5085933488064361
n3
3.6270706451869E+23
n4
2.5866719445015E+31
n5
1.8447040057931E+39
2 √n
8444.864178896
3 √n
414.69466290452
4 √n
91.895942124209
5 √n
37.208063496073
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
-71315730
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 71315731 can be divided by 8 positive divisors.
The sum of these divisors (counting 71315731) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000011000100010011
3
Ternary
11222012012210101
4
Quaternary
10100003010103
5
Quinary
121224100411
6
Senary
11024313231
8
Octal
420030423
10
Decimal
71315731
12
Duodecimal
1ba72817
16
Hexadecimal
4403113
20
Vigesimal
125e96b
36
Base36
16gjkj
md5
fb6ce973ff558e651509d1904bf2c359
sha1
c2673ac7c0c098458d64b2309b500e25d729136c
sha256
b8e34e1ca1b7ef80cf7a36a8096bdc688a73117f4319cfbea611e3b47a9bcfa1
sha512
6f74a42bc6d37080590699af5907209a5acc008b1a35516879a8fc47193e3f026da9e897efdd146f2ffff2f8675b64863285fb51212873d54f42aa4315250196
ripemd-160
67c3c8c897f22829d26f8143fa80d31184c71af4
Diameter
142631462
Circumference
448089953.18997
Area
1.5977931282749E+16
Volume
1.5193037990627E+24
Surface area
6.3911725130997E+16
Circumference
448089953.18997
Perimeter
285262924
Area
5085933488064361
Diagonal
100855673.99075
Surface area
30515600928386166
Volume
3.6270706451869E+23
Space diagonal
123522469.47091
Perimeter
213947193
Area
2.2022738013109E+15
Altitude
61761234.735457
Surface area
2.2022738013109E+15
Volume
4.2745437484239E+22
Height
33618557.996917