20153931 is an odd 8-digits composite number following 20153930
and preceding 20153932 . In scientific notation, it is written as 2.0153931 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 11489184 positive integers (up to 20153931) that are relatively prime to 20153931.
20153931 has 16 divisors, whose sum is 30783744
The reverse of 20153931 is 13935102
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million one hundred fifty-three thousand nine hundred thirty-one
Scientific notation
2.0153931 × 10^7
Engineering notation
2.0153931 × 10^6
Prime Factorization
3 × 7 × 557 × 1723
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20153931
Product of the distinct prime numbers
The prime factorization of 20153931 is 3 × 7 × 557 × 1723.
Since it has a total of 4 prime factors.
7 , 1 , 82 , 77 , 721 , 747 , 2311 , 4182 , 90304 , 90578 , 215793 , 614466 , 8305866 , 8376033 , 47761862 , 85362594 , 53754768 , 243558898 , 5577364126 , 6765498344
n×2
40307862
n×3
60461793
n×4
80615724
n×5
100769655
n÷2
10076965.5
n÷3
6717977
n÷3
5038482.75
n÷5
4030786.2
n2
406180934752761
n3
8.1861425325226E+21
n4
1.6498295175663E+29
n5
3.3250550258794E+36
2 √n
4489.3129763918
3 √n
272.13637102736
4 √n
67.002335604006
5 √n
28.89827725638
1 , 3 , 7 , 21 , 557 , 1671 , 1723 , 3899 , 5169 , 11697 , 12061 , 36183 , 959711 , 2879133 , 6717977 , 20153931
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
-20153930
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 20153931 can be divided by 16 positive divisors.
The sum of these divisors (counting 20153931) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111000011001001011
3
Ternary
1101220220222220
4
Quaternary
1030320121023
5
Quinary
20124411211
6
Senary
1555545123
8
Octal
114703113
10
Decimal
20153931
12
Duodecimal
68bb1a3
16
Hexadecimal
133864b
20
Vigesimal
65j4gb
36
Base36
bzyvf
md5
af076e8b95c740bba386fa825a94e687
sha1
c3f6e1293ec2849dac8432c4b2123fb419f45aaa
sha256
fb81bd2b07bb5861b2618f8022bb8c2e89d3dcab61fa880501ca30ca1314fb13
sha512
d0554471892bb6840138417370553339a7bb2f46db3f817168a862c62341967d78718eff79bd084ec4d6cbb2a8bcf501d8a2352d5a2d33ac2c59351a306d9acb
ripemd-160
123408cf738c6e536f49f1247d292377d69aa24c
Diameter
40307862
Circumference
126630883.14111
Area
1.2760550406475E+15
Volume
3.4290033655216E+22
Surface area
5.10422016259E+15
Circumference
126630883.14111
Perimeter
80615724
Area
406180934752761
Diagonal
28501962.555332
Surface area
2437085608516566
Volume
8.1861425325226E+21
Space diagonal
34907632.464237
Perimeter
60461793
Area
1.758815040144E+14
Altitude
17453816.232119
Surface area
1.758815040144E+14
Volume
9.6474614941773E+20
Height
9500654.1851105