71297439 is an odd 8-digits composite number following 71297438
and preceding 71297440 . In scientific notation, it is written as 7.1297439 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 44735616 positive integers (up to 71297439) that are relatively prime to 71297439.
71297439 has 4 divisors, whose sum is 72695480
The reverse of 71297439 is 93479217
Previous prime number is 51
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million two hundred ninety-seven thousand four hundred thirty-nine
Scientific notation
7.1297439 × 10^7
Engineering notation
7.1297439 × 10^6
Prime Factorization
51 × 1397989
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71297439
Product of the distinct prime numbers
The prime factorization of 71297439 is 51 × 1397989.
Since it has a total of 2 prime factors.
5 , 6 , 31 , 34 , 387 , 795 , 5351 , 9103 , 29509 , 23110 , 272131 , 889622 , 3278032 , 8231228 , 24040657 , 48451885 , 626618160 , 539285877 , 9640761516 , 5149928915
n×2
142594878
n×3
213892317
n×4
285189756
n×5
356487195
n÷2
35648719.5
n÷3
23765813
n÷3
17824359.75
n÷5
14259487.8
n2
5083324807958721
n3
3.6242804041262E+23
n4
2.5840191103209E+31
n5
1.8423394489294E+39
2 √n
8443.7810843247
3 √n
414.65920441913
4 √n
91.89004888629
5 √n
37.206154577164
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71297438
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71297439 can be divided by 4 positive divisors.
The sum of these divisors (counting 71297439) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001111111110100110011111
3
Ternary
11222011021200220
4
Quaternary
10033332212133
5
Quinary
121223004224
6
Senary
11024052423
8
Octal
417764637
10
Decimal
71297439
12
Duodecimal
1ba64113
16
Hexadecimal
43fe99f
20
Vigesimal
125c3bj
36
Base36
16g5gf
md5
05701c67be5ff200d0b6d68781d0f4ea
sha1
a03107081941ddfe4bfffc9d47c007386cd53dd4
sha256
5d4845e76e05660a919801a9e826900c30c78b2fa570d307679834cf3816d376
sha512
42b5ef47e9b6d7ca1532dac55afbca0457c5bc790b07e0f9e2152ab60fd07aeb2107e7dea21d4ba79ae87592e16cab38b9c63d0d36afdb1a863747029b9b224f
ripemd-160
764838d6b0ad75aad3e801c4358c664a8ae77f5a
Diameter
142594878
Circumference
447975021.16433
Area
1.5969735872494E+16
Volume
1.5181350256203E+24
Surface area
6.3878943489975E+16
Circumference
447975021.16433
Perimeter
285189756
Area
5083324807958721
Diagonal
100829805.19627
Surface area
30499948847752326
Volume
3.6242804041262E+23
Space diagonal
123490786.79754
Perimeter
213892317
Area
2.20114420969E+15
Altitude
61745393.398771
Surface area
2.20114420969E+15
Volume
4.2712554177986E+22
Height
33609935.065423