20739942 is an even 8-digits composite number following 20739941
and preceding 20739943 . In scientific notation, it is written as 2.0739942 × 10^7.
The sum of its digits is 36. It has a total of 6 prime factors and 32 positive divisors.
There are 6880104 positive integers (up to 20739942) that are relatively prime to 20739942.
20739942 has 32 divisors, whose sum is 46310400
The reverse of 20739942 is 24993702
Previous prime number is 239
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million seven hundred thirty-nine thousand nine hundred forty-two
Scientific notation
2.0739942 × 10^7
Engineering notation
2.0739942 × 10^6
Prime Factorization
2 × 3 × 3 × 3 × 239 × 1607
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2304438
Product of the distinct prime numbers
The prime factorization of 20739942 is 2 × 3 × 3 × 3 × 239 × 1607.
Since it has a total of 6 prime factors.
7 , 9 , 33 , 51 , 468 , 227 , 6074 , 2403 , 25212 , 46324 , 99343 , 943477 , 6963832 , 1759432 , 44542244 , 3876387 , 190512026 , 722864143 , 6135182124 , 204060281
n×2
41479884
n×3
62219826
n×4
82959768
n×5
103699710
n÷2
10369971
n÷3
6913314
n÷3
5184985.5
n÷5
4147988.4
n2
430145194163364
n3
8.9211863785269E+21
n4
1.8502488806184E+29
n5
3.837405446959E+36
2 √n
4554.1126468281
3 √n
274.7488263055
4 √n
67.484165897106
5 √n
29.064409745061
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 239 , 478 , 717 , 1434 , 1607 , 2151 , 3214 , 4302 , 4821 , 6453 , 9642 , 12906 , 14463 , 28926 , 43389 , 86778 , 384073 , 768146 , 1152219 , 2304438 , 3456657 , 6913314 , 10369971 , 20739942
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20739941
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20739942 can be divided by 32 positive divisors.
The sum of these divisors (counting 20739942) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111000111011101100110
3
Ternary
1110000200212000
4
Quaternary
1033013131212
5
Quinary
20302134232
6
Senary
2020310130
8
Octal
117073546
10
Decimal
20739942
12
Duodecimal
6b42346
16
Hexadecimal
13c7766
20
Vigesimal
69c9h2
36
Base36
ccj1i
md5
2cdf65396ceb320f6b42d03b5668afb3
sha1
16fc3b149fa52816e6d61bfa03bba63f9afc8c6b
sha256
dddf9627486c502a38419ba655f0d806bb9035b743facd137b81cf023a223be5
sha512
c9918c5bbe18f009b01b8589095883107d1af57eaf3b9e83ada81b87de6a7ef1c53c79239af5d759295aa69cf4d180ac46e00a02f73368ff2f0253de18e65f4f
ripemd-160
01968ca7cf457812aaea920d1e4608608a732e01
Diameter
41479884
Circumference
130312898.84616
Area
1.3513409819606E+15
Volume
3.7368978117447E+22
Surface area
5.4053639278423E+15
Circumference
130312898.84616
Perimeter
82959768
Area
430145194163364
Diagonal
29330707.259231
Surface area
2580871164980184
Volume
8.9211863785269E+21
Space diagonal
35922633.290032
Perimeter
62219826
Area
1.8625833273063E+14
Altitude
17961316.645016
Surface area
1.8625833273063E+14
Volume
1.0513718974142E+21
Height
9776902.4197438