20172139 is an odd 8-digits composite number following 20172138
and preceding 20172140 . In scientific notation, it is written as 2.0172139 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 17978016 positive integers (up to 20172139) that are relatively prime to 20172139.
20172139 has 4 divisors, whose sum is 20226024
The reverse of 20172139 is 93127102
Previous prime number is 377
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred seventy-two thousand one hundred thirty-nine
Scientific notation
2.0172139 × 10^7
Engineering notation
2.0172139 × 10^6
Prime Factorization
377 × 53507
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20172139
Product of the distinct prime numbers
The prime factorization of 20172139 is 377 × 53507.
Since it has a total of 2 prime factors.
1 , 10 , 24 , 19 , 50 , 277 , 1804 , 7820 , 14115 , 74725 , 448449 , 618159 , 3858980 , 4217980 , 71659686 , 8297245 , 100785413 , 993019261 , 4735514675 , 7622201640
n×2
40344278
n×3
60516417
n×4
80688556
n×5
100860695
n÷2
10086069.5
n÷3
6724046.3333333
n÷3
5043034.75
n÷5
4034427.8
n2
406915191835321
n3
8.2083498109138E+21
n4
1.6557997334638E+29
n5
3.3401022379594E+36
2 √n
4491.3404457912
3 √n
272.21829991726
4 √n
67.017463737381
5 √n
28.903496980365
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
-20172138
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 20172139 can be divided by 4 positive divisors.
The sum of these divisors (counting 20172139) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111100110101101011
3
Ternary
1101221211222021
4
Quaternary
1030330311223
5
Quinary
20131002024
6
Senary
2000205311
8
Octal
114746553
10
Decimal
20172139
12
Duodecimal
6909837
16
Hexadecimal
133cd6b
20
Vigesimal
661a6j
36
Base36
c0cx7
md5
c36836fded0d0e8fec4e915758839f01
sha1
94b99096db23a097e7dcc401f2242be31bbf057b
sha256
a57d510810f903b848c1e5c7572f309fed79d4d48f3e21bf8990ae49de64cf30
sha512
7c6fd1cb7bf23bb0d1b70c48cab4f13abf73d3fbac89cb61aed05c83ff5a260ce3a2e665ac82a196bb057293cd3efcada631b6b6a8b9f18dba7e7a615de19ddf
ripemd-160
46044823d2761429a21bec575bef44f37aa13d7f
Diameter
40344278
Circumference
126745287.37918
Area
1.2783617773039E+15
Volume
3.4383055285416E+22
Surface area
5.1134471092157E+15
Circumference
126745287.37918
Perimeter
80688556
Area
406915191835321
Diagonal
28527712.555875
Surface area
2441491151011926
Volume
8.2083498109138E+21
Space diagonal
34939169.645342
Perimeter
60516417
Area
1.761994466576E+14
Altitude
17469584.822671
Surface area
1.761994466576E+14
Volume
9.6736330227474E+20
Height
9509237.5186251