20112931 is an odd 8-digits composite number following 20112930
and preceding 20112932 . In scientific notation, it is written as 2.0112931 × 10^7.
The sum of its digits is 19. It has a total of 2 prime factors and 4 positive divisors.
There are 19812672 positive integers (up to 20112931) that are relatively prime to 20112931.
20112931 has 4 divisors, whose sum is 20413192
The reverse of 20112931 is 13921102
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twelve thousand nine hundred thirty-one
Scientific notation
2.0112931 × 10^7
Engineering notation
2.0112931 × 10^6
Prime Factorization
67 × 300193
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20112931
Product of the distinct prime numbers
The prime factorization of 20112931 is 67 × 300193.
Since it has a total of 2 prime factors.
9 , 1 , 22 , 29 , 405 , 420 , 8709 , 6853 , 45078 , 4484 , 529131 , 12999 , 3607509 , 5897468 , 24136857 , 24612375 , 900810015 , 107248793 , 9256014899 , 7513566533
n×2
40225862
n×3
60338793
n×4
80451724
n×5
100564655
n÷2
10056465.5
n÷3
6704310.3333333
n÷3
5028232.75
n÷5
4022586.2
n2
404529993410761
n3
8.1362838449011E+21
n4
1.6364451556891E+29
n5
3.2913708501659E+36
2 √n
4484.7442513481
3 √n
271.95170621109
4 √n
66.968233150861
5 √n
28.886509877742
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
-20112930
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 20112931 can be divided by 4 positive divisors.
The sum of these divisors (counting 20112931) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101110011000100011
3
Ternary
1101211211202101
4
Quaternary
1030232120203
5
Quinary
20122103211
6
Senary
1555031231
8
Octal
114563043
10
Decimal
20112931
12
Duodecimal
689b517
16
Hexadecimal
132e623
20
Vigesimal
65e26b
36
Base36
bz38j
md5
d52beadc8668ce677bea17d522cb2787
sha1
712f5947489a2f4cca29ade0f4142c82060a5dde
sha256
409dc75ae001b4dd914dc5b62c0067e5115a26507d9d522d97721b13af4afb03
sha512
b5e3da9a85705bef73d74334947a0e8a44b087fb2a8289fc90bc7a5655343f728fcbe95f33dc683d66b388c80c58e03aac56ec60764f6cb73ba4b6a913ea814c
ripemd-160
621b8b1e204fd30e7a4632ae646b7e6a4e5523d0
Diameter
40225862
Circumference
126373272.54352
Area
1.270868455456E+15
Volume
3.4081186072883E+22
Surface area
5.0834738218239E+15
Circumference
126373272.54352
Perimeter
80451724
Area
404529993410761
Diagonal
28443979.799274
Surface area
2427179960464566
Volume
8.1362838449011E+21
Space diagonal
34836618.381127
Perimeter
60338793
Area
1.7516662544324E+14
Altitude
17418309.190564
Surface area
1.7516662544324E+14
Volume
9.5887024673135E+20
Height
9481326.5997581