20239890 is an even 8-digits composite number following 20239889
and preceding 20239891 . In scientific notation, it is written as 2.0239890 × 10^7.
The sum of its digits is 33. It has a total of 4 prime factors and 16 positive divisors.
There are 4906560 positive integers (up to 20239890) that are relatively prime to 20239890.
20239890 has 16 divisors, whose sum is 35328384
The reverse of 20239890 is 09893202
Previous prime number is 11
Is Prime? no
Number parity even
Number length 8
Sum of Digits 33
Digital Root 6
Name
twenty million two hundred thirty-nine thousand eight hundred ninety
Scientific notation
2.0239890 × 10^7
Engineering notation
2.0239890 × 10^6
Prime Factorization
2 × 15 × 11 × 61333
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20239890
Product of the distinct prime numbers
The prime factorization of 20239890 is 2 × 15 × 11 × 61333.
Since it has a total of 4 prime factors.
2 , 3 , 75 , 97 , 175 , 266 , 2005 , 3870 , 25809 , 47055 , 832527 , 794898 , 6589504 , 7169225 , 87792548 , 36025977 , 670826663 , 760535648 , 3998767658 , 4651543966
n×2
40479780
n×3
60719670
n×4
80959560
n×5
101199450
n÷2
10119945
n÷3
6746630
n÷3
5059972.5
n÷5
4047978
n2
409653147212100
n3
8.2913346377267E+21
n4
1.6781570102078E+29
n5
3.3965713289334E+36
2 √n
4498.876526423
3 √n
272.52272065975
4 √n
67.073664924641
5 √n
28.922886250891
1 , 2 , 11 , 15 , 22 , 30 , 165 , 330 , 61333 , 122666 , 674663 , 919995 , 1349326 , 1839990 , 10119945 , 20239890
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20239889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20239890 can be divided by 16 positive divisors.
The sum of these divisors (counting 20239890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101001101011000010010
3
Ternary
1102002021220120
4
Quaternary
1031031120102
5
Quinary
20140134030
6
Senary
2001451110
8
Octal
115153022
10
Decimal
20239890
12
Duodecimal
6940a96
16
Hexadecimal
134d612
20
Vigesimal
669jea
36
Base36
c1t76
md5
663150f9d5882ff05181552281795095
sha1
3ea4fc9090b766dd54abcd22927b289aa6a20c92
sha256
159e42b72386cbbf98f7c1b363354a5e6c4c3090657b086aa9075535f11e435d
sha512
00f31fea52891f76b5fe510e10b92b7d876305deaa0fee05a2b46808e16dd2ef852f45cafdaccf98ca8e8fa087df6ca145e3d753319f4ae56ab0d9c5ae3ef88f
ripemd-160
70ba15b3276bcf157d12b63112eeebec419d7d3d
Diameter
40479780
Circumference
127170979.46693
Area
1.2869633178015E+15
Volume
3.4730661315116E+22
Surface area
5.1478532712059E+15
Circumference
127170979.46693
Perimeter
80959560
Area
409653147212100
Diagonal
28623526.93894
Surface area
2457918883272600
Volume
8.2913346377267E+21
Space diagonal
35056517.819605
Perimeter
60719670
Area
1.7738501611296E+14
Altitude
17528258.909803
Surface area
1.7738501611296E+14
Volume
9.7714315790391E+20
Height
9541175.6463132