71399491 is an odd 8-digits composite number following 71399490
and preceding 71399492 . In scientific notation, it is written as 7.1399491 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 69658000 positive integers (up to 71399491) that are relatively prime to 71399491.
71399491 has 4 divisors, whose sum is 73140984
The reverse of 71399491 is 19499317
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred ninety-nine thousand four hundred ninety-one
Scientific notation
7.1399491 × 10^7
Engineering notation
7.1399491 × 10^6
Prime Factorization
41 × 1741451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71399491
Product of the distinct prime numbers
The prime factorization of 71399491 is 41 × 1741451.
Since it has a total of 2 prime factors.
10 , 1 , 5 , 23 , 658 , 609 , 5576 , 1836 , 39228 , 97737 , 384761 , 123993 , 948872 , 7242431 , 43893827 , 25074927 , 573841100 , 325526079 , 1426837271 , 5280172177
n×2
142798982
n×3
214198473
n×4
285597964
n×5
356997455
n÷2
35699745.5
n÷3
23799830.333333
n÷3
17849872.75
n÷5
14279898.2
n2
5097887315059081
n3
3.6398655947058E+23
n4
2.598845507704E+31
n5
1.855562464377E+39
2 √n
8449.8219507869
3 √n
414.8569517138
4 √n
91.922913089104
5 √n
37.216799532954
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
-71399490
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 71399491 can be divided by 4 positive divisors.
The sum of these divisors (counting 71399491) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010111100001000011
3
Ternary
11222100110200121
4
Quaternary
10100113201003
5
Quinary
121234240431
6
Senary
11030201111
8
Octal
420274103
10
Decimal
71399491
12
Duodecimal
1bab3197
16
Hexadecimal
4417843
20
Vigesimal
1264ieb
36
Base36
16ic77
md5
3fce3cbfa41a7d982d164a2b3ac8fab3
sha1
8b5317ed5d48bd6fcc9fa084a949c057525c0c0c
sha256
6c610d14af18f6f84748763c088314ddcfbb9ed8395481d0b3a33580b283b369
sha512
1b7014764c56ea9087f28ebfead2cb5afef4d6623fa1602cfcec642ab64dac67994e116820718cb9d4d441a91be5590d46c50df37887bfbd142476dc3fc6277c
ripemd-160
622ab1416e2462490ba9f664bcfc60c6c3f0458f
Diameter
142798982
Circumference
448616232.7913
Area
1.6015485337818E+16
Volume
1.5246633349842E+24
Surface area
6.4061941351273E+16
Circumference
448616232.7913
Perimeter
285597964
Area
5097887315059081
Diagonal
100974128.51874
Surface area
30587323890354486
Volume
3.6398655947058E+23
Space diagonal
123667546.04656
Perimeter
214198473
Area
2.2074499602358E+15
Altitude
61833773.023278
Surface area
2.2074499602358E+15
Volume
4.2896227410401E+22
Height
33658042.839579