20138023 is an odd 8-digits composite number following 20138022
and preceding 20138024 . In scientific notation, it is written as 2.0138023 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 20129008 positive integers (up to 20138023) that are relatively prime to 20138023.
20138023 has 4 divisors, whose sum is 20147040
The reverse of 20138023 is 32083102
Previous prime number is 4079
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred thirty-eight thousand twenty-three
Scientific notation
2.0138023 × 10^7
Engineering notation
2.0138023 × 10^6
Prime Factorization
4079 × 4937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20138023
Product of the distinct prime numbers
The prime factorization of 20138023 is 4079 × 4937.
Since it has a total of 2 prime factors.
10 , 4 , 31 , 83 , 109 , 185 , 416 , 2608 , 94026 , 55177 , 194908 , 318109 , 5727761 , 4945966 , 51238382 , 63894870 , 981443567 , 649627037 , 1300470391 , 2067851488
n×2
40276046
n×3
60414069
n×4
80552092
n×5
100690115
n÷2
10069011.5
n÷3
6712674.3333333
n÷3
5034505.75
n÷5
4027604.6
n2
405539970348529
n3
8.166773250298E+21
n4
1.6446266755029E+29
n5
3.311952981769E+36
2 √n
4487.5408633237
3 √n
272.06475084031
4 √n
66.989110035316
5 √n
28.893713789245
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
-20138022
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 20138023 can be divided by 4 positive divisors.
The sum of these divisors (counting 20138023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110100100000100111
3
Ternary
1101220010011201
4
Quaternary
1030310200213
5
Quinary
20123404043
6
Senary
1555343331
8
Octal
114644047
10
Decimal
20138023
12
Duodecimal
68b1b47
16
Hexadecimal
1334827
20
Vigesimal
65h513
36
Base36
bzmlj
md5
8b8f223e1a3111f809b227b350d9f860
sha1
857eb73a0b821f73188a36dec0bd1e0a4a54b45c
sha256
eb6ceb3858b03beb4a73790153b75f08b68c0851f29aa3891fc9dc55f04717a4
sha512
ebfef529b34fd36e04f83519c06112baf882425ee8753ab693fd56c485dd22b4100a977c832e8cf1995a95ea0ff2536ca2c849f00d2156acc845020cbba236b6
ripemd-160
7a50fd316d5d6659209c461e551e6e80ea6eb4e8
Diameter
40276046
Circumference
126530930.22924
Area
1.274041391584E+15
Volume
3.420889979556E+22
Surface area
5.0961655663358E+15
Circumference
126530930.22924
Perimeter
80552092
Area
405539970348529
Diagonal
28479465.245981
Surface area
2433239822091174
Volume
8.166773250298E+21
Space diagonal
34880078.999991
Perimeter
60414069
Area
1.7560395828591E+14
Altitude
17440039.499995
Surface area
1.7560395828591E+14
Volume
9.6246345761644E+20
Height
9493155.0819938