20798907 is an odd 8-digits composite number following 20798906
and preceding 20798908 . In scientific notation, it is written as 2.0798907 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 13865936 positive integers (up to 20798907) that are relatively prime to 20798907.
20798907 has 4 divisors, whose sum is 27731880
The reverse of 20798907 is 70989702
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million seven hundred ninety-eight thousand nine hundred seven
Scientific notation
2.0798907 × 10^7
Engineering notation
2.0798907 × 10^6
Prime Factorization
3 × 6932969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20798907
Product of the distinct prime numbers
The prime factorization of 20798907 is 3 × 6932969.
Since it has a total of 2 prime factors.
9 , 3 , 36 , 88 , 693 , 247 , 6669 , 1963 , 40812 , 75675 , 103483 , 169548 , 2311734 , 3152511 , 27349496 , 29161259 , 928749285 , 144923132 , 3145480408 , 4382493555
n×2
41597814
n×3
62396721
n×4
83195628
n×5
103994535
n÷2
10399453.5
n÷3
6932969
n÷3
5199726.75
n÷5
4159781.4
n2
432594532394649
n3
8.9974934479848E+21
n4
1.8713802945775E+29
n5
3.8922664708549E+36
2 √n
4560.5818707704
3 √n
275.00895618214
4 √n
67.532080308328
5 √n
29.080917383127
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
-20798906
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 20798907 can be divided by 4 positive divisors.
The sum of these divisors (counting 20798907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111010101110110111011
3
Ternary
1110010200201220
4
Quaternary
1033111312323
5
Quinary
20311031112
6
Senary
2021443123
8
Octal
117256673
10
Decimal
20798907
12
Duodecimal
6b704a3
16
Hexadecimal
13d5dbb
20
Vigesimal
69jh57
36
Base36
cdsjf
md5
fa12e7638c68eaff5cb0ac07eb8416c7
sha1
e797a53467d9c8ca3bfc7fa36bc4caa70b26c6e3
sha256
971f32a47b0b65b9124a0a28717cb9ab2dfafe91818c008b589a8e1b7649b0f9
sha512
deb06a840b75c827086e3733d641fe0a764e972556de78f16e4a342ea4c466fde08f1db7bba09b4bf23215a77a40e17866e267b4cfcf3293c272ae4ce67ab071
ripemd-160
e375f96b66cdf267d8d63b4719c7000b16e91a43
Diameter
41597814
Circumference
130683386.86779
Area
1.3590358049541E+15
Volume
3.7688612422548E+22
Surface area
5.4361432198166E+15
Circumference
130683386.86779
Perimeter
83195628
Area
432594532394649
Diagonal
29414096.361937
Surface area
2595567194367894
Volume
8.9974934479848E+21
Space diagonal
36024763.6659
Perimeter
62396721
Area
1.8731892729601E+14
Altitude
18012381.83295
Surface area
1.8731892729601E+14
Volume
1.0603647717919E+21
Height
9804698.7873122