20131556 is an even 8-digits composite number following 20131555
and preceding 20131557 . In scientific notation, it is written as 2.0131556 × 10^7.
The sum of its digits is 23. It has a total of 5 prime factors and 24 positive divisors.
There are 9865440 positive integers (up to 20131556) that are relatively prime to 20131556.
20131556 has 24 divisors, whose sum is 35939904
The reverse of 20131556 is 65513102
Previous prime number is 103
Is Prime? no
Number parity even
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred thirty-one thousand five hundred fifty-six
Scientific notation
2.0131556 × 10^7
Engineering notation
2.0131556 × 10^6
Prime Factorization
2 × 2 × 131 × 103 × 373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10065778
Product of the distinct prime numbers
The prime factorization of 20131556 is 2 × 2 × 131 × 103 × 373.
Since it has a total of 5 prime factors.
4 , 5 , 11 , 31 , 987 , 221 , 2703 , 9435 , 60910 , 87440 , 16333 , 583259 , 3150829 , 953 , 45962408 , 30369146 , 810948774 , 343437798 , 6184923589 , 5489951297
n×2
40263112
n×3
60394668
n×4
80526224
n×5
100657780
n÷2
10065778
n÷3
6710518.6666667
n÷3
5032889
n÷5
4026311.2
n2
405279546981136
n3
8.1589078957054E+21
n4
1.6425151120123E+29
n5
3.3066384958323E+36
2 √n
4486.8202549244
3 √n
272.03562465919
4 √n
66.983731270544
5 √n
28.891857801158
1 , 2 , 4 , 103 , 131 , 206 , 262 , 373 , 412 , 524 , 746 , 1492 , 13493 , 26986 , 38419 , 48863 , 53972 , 76838 , 97726 , 153676 , 195452 , 5032889 , 10065778 , 20131556
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20131555
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20131556 can be divided by 24 positive divisors.
The sum of these divisors (counting 20131556) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001100110010111011100100
3
Ternary
1101212210022012
4
Quaternary
1030302323210
5
Quinary
20123202211
6
Senary
1555253352
8
Octal
114627344
10
Decimal
20131556
12
Duodecimal
68aa258
16
Hexadecimal
1332ee4
20
Vigesimal
65g8hg
36
Base36
bzhlw
md5
2d05e5b8bc419d2a06cf31bd0a66521c
sha1
0ebf8e07293bfce21cd0727e62a5108550faf200
sha256
d4ce4a7441579942b50fe6353a2a438b1a29ced3ff7d80e25f1572f9d3ecf7b2
sha512
2175d7e96a2f014cdea742b0f2dfcf9e5c8d98419991cea600e0d735811750b8374acb7d2209c2bfe06057bc20ea661fe2efd65fecf66485aa7c1f4ce87a320a
ripemd-160
963e7933d6d01431e3dda8f5ca2b4fb7684b01da
Diameter
40263112
Circumference
126490296.86986
Area
1.2732232474461E+15
Volume
3.4175953475285E+22
Surface area
5.0928929897845E+15
Circumference
126490296.86986
Perimeter
80526224
Area
405279546981136
Diagonal
28470319.526873
Surface area
2431677281886816
Volume
8.1589078957054E+21
Space diagonal
34868877.827418
Perimeter
60394668
Area
1.7549119165996E+14
Altitude
17434438.913709
Surface area
1.7549119165996E+14
Volume
9.6153651668829E+20
Height
9490106.5089578