20394005 is an odd 8-digits composite number following 20394004
and preceding 20394006 . In scientific notation, it is written as 2.0394005 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 15967888 positive integers (up to 20394005) that are relatively prime to 20394005.
20394005 has 8 divisors, whose sum is 24993792
The reverse of 20394005 is 50049302
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million three hundred ninety-four thousand five
Scientific notation
2.0394005 × 10^7
Engineering notation
2.0394005 × 10^6
Prime Factorization
47 × 5 × 86783
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20394005
Product of the distinct prime numbers
The prime factorization of 20394005 is 47 × 5 × 86783.
Since it has a total of 3 prime factors.
1 , 9 , 26 , 88 , 174 , 179 , 3509 , 5011 , 7837 , 20736 , 576454 , 947852 , 7704167 , 9779331 , 44440845 , 87341740 , 446945366 , 571100021 , 7803633190 , 8519206403
n×2
40788010
n×3
61182015
n×4
81576020
n×5
101970025
n÷2
10197002.5
n÷3
6798001.6666667
n÷3
5098501.25
n÷5
4078801
n2
415915439940025
n3
8.4821815617141E+21
n4
1.729856531805E+29
n5
3.5278702758915E+36
2 √n
4515.9722098348
3 √n
273.21267313004
4 √n
67.200983696928
5 √n
28.966798900151
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
-20394004
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 20394005 can be divided by 8 positive divisors.
The sum of these divisors (counting 20394005) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110011000000010101
3
Ternary
1102101010022112
4
Quaternary
1031303000111
5
Quinary
20210102010
6
Senary
2005040405
8
Octal
115630025
10
Decimal
20394005
12
Duodecimal
69b6105
16
Hexadecimal
1373015
20
Vigesimal
679505
36
Base36
c5445
md5
3e4e1ed38601cca6598be6ff768dde3f
sha1
d5654d02a434ab1927cf7de21b031c307f704418
sha256
ee02244294063a7fe6646f33153b72ef5a821066c66b7705f14e1c925ebbaa93
sha512
e982b78dbfa65f36e4be1dc9c5cfeaf21e4adeb0ee950a427278fb2d86a5a2829b9171215f27e75a6350d6cbe81277b17482472a889c44fbcdd598c9dcf28e6a
ripemd-160
a469973282e0273c5dacc940b29c3ed45f9d759b
Diameter
40788010
Circumference
128139312.57055
Area
1.3066368906301E+15
Volume
3.5530079040928E+22
Surface area
5.2265475625206E+15
Circumference
128139312.57055
Perimeter
81576020
Area
415915439940025
Diagonal
28841478.462105
Surface area
2495492639640150
Volume
8.4821815617141E+21
Space diagonal
35323452.829814
Perimeter
61182015
Area
1.8009666840712E+14
Altitude
17661726.414907
Surface area
1.8009666840712E+14
Volume
9.9963468359059E+20
Height
9613826.1540349