20404838 is an even 8-digits composite number following 20404837
and preceding 20404839 . In scientific notation, it is written as 2.0404838 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 10202418 positive integers (up to 20404838) that are relatively prime to 20404838.
20404838 has 4 divisors, whose sum is 30607260
The reverse of 20404838 is 83840402
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million four hundred four thousand eight hundred thirty-eight
Scientific notation
2.0404838 × 10^7
Engineering notation
2.0404838 × 10^6
Prime Factorization
2 × 10202419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20404838
Product of the distinct prime numbers
The prime factorization of 20404838 is 2 × 10202419.
Since it has a total of 2 prime factors.
7 , 2 , 78 , 79 , 182 , 764 , 4513 , 7512 , 21791 , 20939 , 936949 , 345806 , 4536884 , 9356276 , 10601001 , 75677140 , 332927810 , 720722799 , 4561632399 , 1210191520
n×2
40809676
n×3
61214514
n×4
81619352
n×5
102024190
n÷2
10202419
n÷3
6801612.6666667
n÷3
5101209.5
n÷5
4080967.6
n2
416357413806244
n3
8.4957055788154E+21
n4
1.7335349603142E+29
n5
3.5372500032548E+36
2 √n
4517.1714601064
3 √n
273.26104010504
4 √n
67.2099059671
5 √n
28.969875595286
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
-20404837
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 20404838 can be divided by 4 positive divisors.
The sum of these divisors (counting 20404838) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101110101101001100110
3
Ternary
1102101200011202
4
Quaternary
1031311221212
5
Quinary
20210423323
6
Senary
2005202502
8
Octal
115655146
10
Decimal
20404838
12
Duodecimal
6a00432
16
Hexadecimal
1375a66
20
Vigesimal
67ac1i
36
Base36
c5ch2
md5
f780161806ee533abde3835ac07aa16f
sha1
c79f0786e50e626a8b27b228bc0f6d25d548f320
sha256
3499085b6396a84debd9471d05ea8b8c5cef70d580dc9985e8a91b8ac0b7fc61
sha512
c6da062ac4747523f2cf8f0bfb6a10bf13300d80e26a1917734b5286cd69d638bcfb18910316d1eeb98aea1d3b3a2b863d4443c32e062ff0f69d4eed428b51b8
ripemd-160
724ae9608ca285d53f0545dfd5a77b6343826b32
Diameter
40809676
Circumference
128207378.31698
Area
1.3080253924813E+15
Volume
3.5586728311291E+22
Surface area
5.2321015699254E+15
Circumference
128207378.31698
Perimeter
81619352
Area
416357413806244
Diagonal
28856798.637626
Surface area
2498144482837464
Volume
8.4957055788154E+21
Space diagonal
35342216.136212
Perimeter
61214514
Area
1.802880487051E+14
Altitude
17671108.068106
Surface area
1.802880487051E+14
Volume
1.0012285042908E+21
Height
9618932.8792086