71390405 is an odd 8-digits composite number following 71390404
and preceding 71390406 . In scientific notation, it is written as 7.1390405 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 57081856 positive integers (up to 71390405) that are relatively prime to 71390405.
71390405 has 8 divisors, whose sum is 85714200
The reverse of 71390405 is 50409317
Previous prime number is 3329
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-one million three hundred ninety thousand four hundred five
Scientific notation
7.1390405 × 10^7
Engineering notation
7.1390405 × 10^6
Prime Factorization
5 × 3329 × 4289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71390405
Product of the distinct prime numbers
The prime factorization of 71390405 is 5 × 3329 × 4289.
Since it has a total of 3 prime factors.
2 , 3 , 63 , 93 , 974 , 526 , 9641 , 6937 , 27363 , 62679 , 267992 , 123702 , 8212192 , 7802941 , 19984088 , 4462077 , 934196348 , 688375616 , 8403708457 , 9684664882
n×2
142780810
n×3
214171215
n×4
285561620
n×5
356952025
n÷2
35695202.5
n÷3
23796801.666667
n÷3
17847601.25
n÷5
14278081
n2
5096589926064025
n3
3.6384761894063E+23
n4
2.5975228874457E+31
n5
1.8543821093152E+39
2 √n
8449.2842892165
3 √n
414.83935331492
4 √n
91.919988518366
5 √n
37.215852273947
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
-71390404
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 71390405 can be divided by 8 positive divisors.
The sum of these divisors (counting 71390405) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101010011000101
3
Ternary
11222100000020002
4
Quaternary
10100111103011
5
Quinary
121233443110
6
Senary
11030051045
8
Octal
420252305
10
Decimal
71390405
12
Duodecimal
1baa9a85
16
Hexadecimal
44154c5
20
Vigesimal
1263g05
36
Base36
16i56t
md5
805e8dd52457ac8c1dead99d2d22c4c7
sha1
8f2870672013017f8dac093829c739246dd57d37
sha256
53a2ec1327eb1b1cfe314d3e99ef782eb8285184ac7748b53c23ad33bec82158
sha512
b7672a29c832933f434b50157126e1fcae22ba602f53dda5cb1fffae8241a74f9d27cce2a25dfda2be1d3c95539017b96d381d6c48d86de03559b01fdaf4aa4e
ripemd-160
23d57e59d7c26eae65a6a70947b66a4db764f79c
Diameter
142780810
Circumference
448559143.7696
Area
1.6011409470082E+16
Volume
1.5240813422534E+24
Surface area
6.404563788033E+16
Circumference
448559143.7696
Perimeter
285561620
Area
5096589926064025
Diagonal
100961278.97431
Surface area
30579539556384150
Volume
3.6384761894063E+23
Space diagonal
123651808.63292
Perimeter
214171215
Area
2.2068881743216E+15
Altitude
61825904.31646
Surface area
2.2068881743216E+15
Volume
4.2879853111916E+22
Height
33653759.658103