20133281 is an odd 8-digits composite number following 20133280
and preceding 20133282 . In scientific notation, it is written as 2.0133281 × 10^7.
The sum of its digits is 20. It has a total of 3 prime factors and 8 positive divisors.
There are 17098128 positive integers (up to 20133281) that are relatively prime to 20133281.
20133281 has 8 divisors, whose sum is 23221440
The reverse of 20133281 is 18233102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred thirty-three thousand two hundred eighty-one
Scientific notation
2.0133281 × 10^7
Engineering notation
2.0133281 × 10^6
Prime Factorization
7 × 109 × 26387
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20133281
Product of the distinct prime numbers
The prime factorization of 20133281 is 7 × 109 × 26387.
Since it has a total of 3 prime factors.
3 , 10 , 34 , 66 , 844 , 160 , 619 , 9967 , 14135 , 50928 , 585093 , 150506 , 4521416 , 2486590 , 14615162 , 18732554 , 61966612 , 524997199 , 6164078262 , 5961002899
n×2
40266562
n×3
60399843
n×4
80533124
n×5
100666405
n÷2
10066640.5
n÷3
6711093.6666667
n÷3
5033320.25
n÷5
4026656.2
n2
405349003824961
n3
8.161005397078E+21
n4
1.6430781490189E+29
n5
3.3080554079157E+36
2 √n
4487.0124804819
3 √n
272.04339435253
4 √n
66.985166122671
5 √n
28.892352911884
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
-20133280
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 20133281 can be divided by 8 positive divisors.
The sum of these divisors (counting 20133281) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110011010110100001
3
Ternary
1101212212200002
4
Quaternary
1030303112201
5
Quinary
20123231111
6
Senary
1555305345
8
Octal
114632641
10
Decimal
20133281
12
Duodecimal
68ab255
16
Hexadecimal
13335a1
20
Vigesimal
65gd41
36
Base36
bzixt
md5
1573380dd30c96f29da5279aa796f023
sha1
105d15da886e09108a1d02649256a50fe7be7315
sha256
f0e6d5f9ef49aa0f46fafaa77b40d3d940a8b9dba537d318712284d76d50dd89
sha512
878fee23fca5b404fc7493d72f691e3c19f550850d6ac03c7f81277991beca6925ac443dd46c2d0ba25c4e5228d88d0ab36dc6ee2e290905ac79b615995a668e
ripemd-160
5aaf355fdacf7e31eca7b57dec5e9ddd8a18703b
Diameter
40266562
Circumference
126501135.36452
Area
1.2734414525564E+15
Volume
3.4184739468489E+22
Surface area
5.0937658102258E+15
Circumference
126501135.36452
Perimeter
80533124
Area
405349003824961
Diagonal
28472759.045269
Surface area
2432094022949766
Volume
8.161005397078E+21
Space diagonal
34871865.615061
Perimeter
60399843
Area
1.7552126735557E+14
Altitude
17435932.807531
Surface area
1.7552126735557E+14
Volume
9.6178370959565E+20
Height
9490919.6817562