71312811 is an odd 8-digits composite number following 71312810
and preceding 71312812 . In scientific notation, it is written as 7.1312811 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 45352736 positive integers (up to 71312811) that are relatively prime to 71312811.
71312811 has 16 divisors, whose sum is 99484416
The reverse of 71312811 is 11821317
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
seventy-one million three hundred twelve thousand eight hundred eleven
Scientific notation
7.1312811 × 10^7
Engineering notation
7.1312811 × 10^6
Prime Factorization
3 × 23 × 443 × 2333
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71312811
Product of the distinct prime numbers
The prime factorization of 71312811 is 3 × 23 × 443 × 2333.
Since it has a total of 4 prime factors.
8 , 4 , 53 , 4 , 759 , 819 , 8801 , 773 , 1020 , 78101 , 415511 , 868570 , 2631248 , 1463628 , 53096585 , 38335025 , 481702521 , 729081940 , 6570073424 , 9092740421
n×2
142625622
n×3
213938433
n×4
285251244
n×5
356564055
n÷2
35656405.5
n÷3
23770937
n÷3
17828202.75
n÷5
14262562.2
n2
5085517012721721
n3
3.6266251356551E+23
n4
2.5862483286682E+31
n5
1.8443263826138E+39
2 √n
8444.6912909828
3 √n
414.6890029801
4 √n
91.89500144721
5 √n
37.207758796609
1 , 3 , 23 , 69 , 443 , 1329 , 2333 , 6999 , 10189 , 30567 , 53659 , 160977 , 1033519 , 3100557 , 23770937 , 71312811
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
-71312810
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 71312811 can be divided by 16 positive divisors.
The sum of these divisors (counting 71312811) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000000010010110101011
3
Ternary
11222012001210020
4
Quaternary
10100002112223
5
Quinary
121224002221
6
Senary
11024251523
8
Octal
420022653
10
Decimal
71312811
12
Duodecimal
1ba70ba3
16
Hexadecimal
44025ab
20
Vigesimal
125e20b
36
Base36
16ghbf
md5
00a591d68e4bc984a17d86c5c8c6f23a
sha1
fed1a7b2226ae18b6097fb325cdbf79b0c12c7bc
sha256
887f2fdf6172ecda26a66558ca0347acf2585d05f843a481052c59bc2ea183cb
sha512
85bda3299ae63216da83407b70b252b74d26f25d45b6ed62287c0f2a35e4ae3cc1ac95cc864bd70ee02561376b3dfe852faf8380df74c2fe303d21790af252ce
ripemd-160
8ca2d97a64e13c562b56805c4d3be8a617cf7acb
Diameter
142625622
Circumference
448071606.28887
Area
1.5976622886872E+16
Volume
1.5191171844664E+24
Surface area
6.390649154749E+16
Circumference
448071606.28887
Perimeter
285251244
Area
5085517012721721
Diagonal
100851544.48715
Surface area
30513102076330326
Volume
3.6266251356551E+23
Space diagonal
123517411.88256
Perimeter
213938433
Area
2.2020934621975E+15
Altitude
61758705.941278
Surface area
2.2020934621975E+15
Volume
4.2740187104055E+22
Height
33617181.495716