20073281 is an odd 8-digits composite number following 20073280
and preceding 20073282 . In scientific notation, it is written as 2.0073281 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 20052564 positive integers (up to 20073281) that are relatively prime to 20073281.
20073281 has 4 divisors, whose sum is 20094000
The reverse of 20073281 is 18237002
Previous prime number is 1019
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seventy-three thousand two hundred eighty-one
Scientific notation
2.0073281 × 10^7
Engineering notation
2.0073281 × 10^6
Prime Factorization
1019 × 19699
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20073281
Product of the distinct prime numbers
The prime factorization of 20073281 is 1019 × 19699.
Since it has a total of 2 prime factors.
8 , 7 , 50 , 9 , 144 , 631 , 2492 , 2930 , 35638 , 47339 , 581346 , 979664 , 5748814 , 3242927 , 93140079 , 86056500 , 250767644 , 862337700 , 1592841973 , 9654536648
n×2
40146562
n×3
60219843
n×4
80293124
n×5
100366405
n÷2
10036640.5
n÷3
6691093.6666667
n÷3
5018320.25
n÷5
4014656.2
n2
402936610104961
n3
8.0882597998243E+21
n4
1.6235791176288E+29
n5
3.2590559853894E+36
2 √n
4480.3215286406
3 √n
271.77288296877
4 √n
66.935203956069
5 √n
28.87511169466
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
-20073280
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 20073281 can be divided by 4 positive divisors.
The sum of these divisors (counting 20073281) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100100101101000001
3
Ternary
1101202211100212
4
Quaternary
1030210231001
5
Quinary
20114321111
6
Senary
1554123505
8
Octal
114445501
10
Decimal
20073281
12
Duodecimal
6880595
16
Hexadecimal
1324b41
20
Vigesimal
659341
36
Base36
by8n5
md5
2e6203ea9546e846ee505fb12dc89207
sha1
866d221dcadcd8e0771d2b985cbb757d685d2f64
sha256
215c510f572a0beea9dbb683067e5448325bb55237f0ea8c2e9004fca7853748
sha512
200f27cd59334a94f1c9790166dffdeeb3e0726824a5e894ea29f547c8ac6afe9aed01f72581a57ff4ff31313e6428f647c93339ceb82208f52d5008736edd3e
ripemd-160
782311d45026e2f266984cd936b661bf6f3e092f
Diameter
40146562
Circumference
126124144.24609
Area
1.2658626941681E+15
Volume
3.3880023423272E+22
Surface area
5.0634507766725E+15
Circumference
126124144.24609
Perimeter
80293124
Area
402936610104961
Diagonal
28387906.231526
Surface area
2417619660629766
Volume
8.0882597998243E+21
Space diagonal
34767942.566607
Perimeter
60219843
Area
1.7447667023284E+14
Altitude
17383971.283303
Surface area
1.7447667023284E+14
Volume
9.5321055874239E+20
Height
9462635.4105087