20007491 is an odd 8-digits composite number following 20007490
and preceding 20007492 . In scientific notation, it is written as 2.0007491 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 16685568 positive integers (up to 20007491) that are relatively prime to 20007491.
20007491 has 8 divisors, whose sum is 23484000
The reverse of 20007491 is 19470002
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million seven thousand four hundred ninety-one
Scientific notation
2.0007491 × 10^7
Engineering notation
2.0007491 × 10^6
Prime Factorization
7 × 37 × 77249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20007491
Product of the distinct prime numbers
The prime factorization of 20007491 is 7 × 37 × 77249.
Since it has a total of 3 prime factors.
4 , 5 , 22 , 46 , 576 , 424 , 2685 , 5834 , 26911 , 77713 , 557308 , 292003 , 3507589 , 428956 , 67257880 , 77140777 , 833410114 , 474420592 , 4392639013 , 9195790998
n×2
40014982
n×3
60022473
n×4
80029964
n×5
100037455
n÷2
10003745.5
n÷3
6669163.6666667
n÷3
5001872.75
n÷5
4001498.2
n2
400299696115081
n3
8.0089925673252E+21
n4
1.6023984670983E+29
n5
3.2059972908882E+36
2 √n
4472.973395852
3 √n
271.47564693321
4 √n
66.88029153534
5 √n
28.856159247387
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
-20007490
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 20007491 can be divided by 8 positive divisors.
The sum of these divisors (counting 20007491) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010100101001000011
3
Ternary
1101122111010012
4
Quaternary
1030110221003
5
Quinary
20110214431
6
Senary
1552455135
8
Octal
114245103
10
Decimal
20007491
12
Duodecimal
684a4ab
16
Hexadecimal
1314a43
20
Vigesimal
650ieb
36
Base36
bwtvn
md5
14d1008da9f26fa8929c7c89f8c43fe8
sha1
130cf06ce6c5fc8b0df53406ae727ae523821724
sha256
24a87e73b689982b5c05fa30e7410e9fa4d071b132734a8e3c7027a7a88faa92
sha512
f22b7edf767b9d113e21cd81547466bc2bdafd6da79478d9c089a4798876c93152ba3d26551ffe8d6e02f9f2edfde2e5a45389ec36cfa756413f07877b43c5a2
ripemd-160
41fc6a79abe54c17d23a9057af58aaf66f45125d
Diameter
40014982
Circumference
125710773.48473
Area
1.2575785845494E+15
Volume
3.3547989616219E+22
Surface area
5.0303143381975E+15
Circumference
125710773.48473
Perimeter
80029964
Area
400299696115081
Diagonal
28294865.121258
Surface area
2401798176690486
Volume
8.0089925673252E+21
Space diagonal
34653990.943977
Perimeter
60022473
Area
1.7333485298143E+14
Altitude
17326995.471989
Surface area
1.7333485298143E+14
Volume
9.4386882580472E+20
Height
9431621.7070859