20139085 is an odd 8-digits composite number following 20139084
and preceding 20139086 . In scientific notation, it is written as 2.0139085 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 16111264 positive integers (up to 20139085) that are relatively prime to 20139085.
20139085 has 4 divisors, whose sum is 24166908
The reverse of 20139085 is 58093102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred thirty-nine thousand eighty-five
Scientific notation
2.0139085 × 10^7
Engineering notation
2.0139085 × 10^6
Prime Factorization
5 × 4027817
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20139085
Product of the distinct prime numbers
The prime factorization of 20139085 is 5 × 4027817.
Since it has a total of 2 prime factors.
8 , 6 , 91 , 28 , 202 , 336 , 3266 , 2727 , 8551 , 2484 , 432160 , 532016 , 7007505 , 6270566 , 7303718 , 65435895 , 275423567 , 541575495 , 3402061752 , 8902516373
n×2
40278170
n×3
60417255
n×4
80556340
n×5
100695425
n÷2
10069542.5
n÷3
6713028.3333333
n÷3
5034771.25
n÷5
4027817
n2
405582744637225
n3
8.1680653687824E+21
n4
1.6449736274746E+29
n5
3.312826370647E+36
2 √n
4487.659189377
3 √n
272.0695332973
4 √n
66.989993203291
5 √n
28.894018530945
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
-20139084
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 20139085 can be divided by 4 positive divisors.
The sum of these divisors (counting 20139085) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100110001001101
3
Ternary
1101220011122001
4
Quaternary
1030310301031
5
Quinary
20123422320
6
Senary
1555352301
8
Octal
114646115
10
Decimal
20139085
12
Duodecimal
68b2691
16
Hexadecimal
1334c4d
20
Vigesimal
65h7e5
36
Base36
bznf1
md5
6804880f9ba5ab8b3c92249738c6aebd
sha1
364393d25b4574543b5813a7ab956fd2e8169881
sha256
f9aedb3adeff2d957bb05de63d2a359da4f76cb10d787742050d5f1f7f74770e
sha512
b63376b24d0445a7ddb4fc2dcc7d70f12a535d3ad0e98eb59e1ef16e043dc079b89ac5749314a2bf943724a4c1acda252ca7a48d9b67506ea1dfef975d08762a
ripemd-160
c471f66f6222a8e28ac1a7ce35b4d57b5f458271
Diameter
40278170
Circumference
126537602.97204
Area
1.2741757709751E+15
Volume
3.4214312208811E+22
Surface area
5.0967030839004E+15
Circumference
126537602.97204
Perimeter
80556340
Area
405582744637225
Diagonal
28480967.140785
Surface area
2433496467823350
Volume
8.1680653687824E+21
Space diagonal
34881918.437948
Perimeter
60417255
Area
1.7562248009623E+14
Altitude
17440959.218974
Surface area
1.7562248009623E+14
Volume
9.6261573524017E+20
Height
9493655.7135949