20239931 is an odd 8-digits composite number following 20239930
and preceding 20239932 . In scientific notation, it is written as 2.0239931 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 18734760 positive integers (up to 20239931) that are relatively prime to 20239931.
20239931 has 8 divisors, whose sum is 21801984
The reverse of 20239931 is 13993202
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million two hundred thirty-nine thousand nine hundred thirty-one
Scientific notation
2.0239931 × 10^7
Engineering notation
2.0239931 × 10^6
Prime Factorization
23 × 31 × 28387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20239931
Product of the distinct prime numbers
The prime factorization of 20239931 is 23 × 31 × 28387.
Since it has a total of 3 prime factors.
3 , 1 , 37 , 48 , 44 , 686 , 5043 , 4056 , 15252 , 29166 , 686231 , 612398 , 1286917 , 2266525 , 29246147 , 95009810 , 807565841 , 817535535 , 6718383096 , 7566787355
n×2
40479862
n×3
60719793
n×4
80959724
n×5
101199655
n÷2
10119965.5
n÷3
6746643.6666667
n÷3
5059982.75
n÷5
4047986.2
n2
409654806884761
n3
8.2913850251659E+21
n4
1.6781706080379E+29
n5
3.3966057312915E+36
2 √n
4498.8810831139
3 √n
272.5229046763
4 √n
67.073698892441
5 √n
28.922897968716
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20239930
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20239931 can be divided by 8 positive divisors.
The sum of these divisors (counting 20239931) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101001101011000111011
3
Ternary
1102002021222002
4
Quaternary
1031031120323
5
Quinary
20140134211
6
Senary
2001451215
8
Octal
115153073
10
Decimal
20239931
12
Duodecimal
6940b0b
16
Hexadecimal
134d63b
20
Vigesimal
669jgb
36
Base36
c1t8b
md5
5d74e3bf4a47dfa98019d893dcddea90
sha1
f903135ba74f4d2320aae785f1c98cbb86b070d1
sha256
8876277847fa87114682d69772b0d66a34d9f853b3a42df507616ff323454af1
sha512
0c0446eca0973538b4af5c07a3e5d0f79c62cfbb5e669415009dc82f2535005287bb290b91693be7b7e1e8308c214c9a729160b432b1d47ff1dacf4e3771787e
ripemd-160
d2acbfb27572bc4742a547152316e0a0b80916f1
Diameter
40479862
Circumference
127171237.07753
Area
1.2869685318169E+15
Volume
3.4730872377527E+22
Surface area
5.1478741272676E+15
Circumference
127171237.07753
Perimeter
80959724
Area
409654806884761
Diagonal
28623584.921696
Surface area
2457928841308566
Volume
8.2913850251659E+21
Space diagonal
35056588.833688
Perimeter
60719793
Area
1.7738573477231E+14
Altitude
17528294.416844
Surface area
1.7738573477231E+14
Volume
9.7714909612057E+20
Height
9541194.9738985