71311257 is an odd 8-digits composite number following 71311256
and preceding 71311258 . In scientific notation, it is written as 7.1311257 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 46761120 positive integers (up to 71311257) that are relatively prime to 71311257.
71311257 has 8 divisors, whose sum is 80534280
The reverse of 71311257 is 75211317
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
seventy-one million three hundred eleven thousand two hundred fifty-seven
Scientific notation
7.1311257 × 10^7
Engineering notation
7.1311257 × 10^6
Prime Factorization
9 × 61 × 129893
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71311257
Product of the distinct prime numbers
The prime factorization of 71311257 is 9 × 61 × 129893.
Since it has a total of 3 prime factors.
9 , 10 , 38 , 56 , 305 , 10 , 1308 , 1620 , 6204 , 40788 , 406263 , 946088 , 7684576 , 1497128 , 37044673 , 89495240 , 144392004 , 43424839 , 676105327 , 2376063107
n×2
142622514
n×3
213933771
n×4
285245028
n×5
356556285
n÷2
35655628.5
n÷3
23770419
n÷3
17827814.25
n÷5
14262251.4
n2
5085295374920049
n3
3.6263880540183E+23
n4
2.5860229050183E+31
n5
1.8441254398765E+39
2 √n
8444.5992800132
3 √n
414.68599075185
4 √n
91.894500814865
5 √n
37.20759663399
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
-71311256
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 71311257 can be divided by 8 positive divisors.
The sum of these divisors (counting 71311257) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000000001111110011001
3
Ternary
11222011222122200
4
Quaternary
10100001332121
5
Quinary
121223430012
6
Senary
11024240413
8
Octal
420017631
10
Decimal
71311257
12
Duodecimal
1ba70109
16
Hexadecimal
4401f99
20
Vigesimal
125di2h
36
Base36
16gg49
md5
309d203bc48e4e9ecf6f46c6029157c8
sha1
15ab30a21e547f40e6f8a5e7efaec29bb08fab18
sha256
cb783d72ec471dd860ef157858489ab767301f06e6eb30fef113a9eb17c0c760
sha512
7afcb46b74aa03ea1b626cedee8c7a141a0618ea1d656c29f6efc5f3dcfb4466706812ae9ba4251a22d1999c2cc32e34ebf33e66f5e228b5849c9a9cf1afaec4
ripemd-160
3b1d2535ad1ff69d9177fb457757b91e5699e7c9
Diameter
142622514
Circumference
448061842.21891
Area
1.5975926591183E+16
Volume
1.5190178759426E+24
Surface area
6.3903706364732E+16
Circumference
448061842.21891
Perimeter
285245028
Area
5085295374920049
Diagonal
100849346.79927
Surface area
30511772249520294
Volume
3.6263880540183E+23
Space diagonal
123514720.2756
Perimeter
213933771
Area
2.2019974902141E+15
Altitude
61757360.137801
Surface area
2.2019974902141E+15
Volume
4.2737393070171E+22
Height
33616448.933091