20798928 is an even 8-digits composite number following 20798927
and preceding 20798929 . In scientific notation, it is written as 2.0798928 × 10^7.
The sum of its digits is 45. It has a total of 6 prime factors and 20 positive divisors.
There are 6769728 positive integers (up to 20798928) that are relatively prime to 20798928.
20798928 has 20 divisors, whose sum is 40414080
The reverse of 20798928 is 82989702
Previous prime number is 387
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
twenty million seven hundred ninety-eight thousand nine hundred twenty-eight
Scientific notation
2.0798928 × 10^7
Engineering notation
2.0798928 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 387 × 3359
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2599866
Product of the distinct prime numbers
The prime factorization of 20798928 is 2 × 2 × 2 × 2 × 387 × 3359.
Since it has a total of 6 prime factors.
1 , 10 , 18 , 73 , 184 , 682 , 3308 , 4310 , 73324 , 72317 , 567360 , 616005 , 6751113 , 2261575 , 47561580 , 96238573 , 92177405 , 518238992 , 4172767843 , 2112300424
n×2
41597856
n×3
62396784
n×4
83195712
n×5
103994640
n÷2
10399464
n÷3
6932976
n÷3
5199732
n÷5
4159785.6
n2
432595405949184
n3
8.9975207014679E+21
n4
1.8713878524834E+29
n5
3.8922861203877E+36
2 √n
4560.5841731077
3 √n
275.00904873807
4 √n
67.532097354574
5 √n
29.080923255541
1 , 2 , 4 , 8 , 16 , 387 , 774 , 1548 , 3096 , 3359 , 6192 , 6718 , 13436 , 26872 , 53744 , 1299933 , 2599866 , 5199732 , 10399464 , 20798928
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20798927
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20798928 can be divided by 20 positive divisors.
The sum of these divisors (counting 20798928) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001111010101110111010000
3
Ternary
1110010200202200
4
Quaternary
1033111313100
5
Quinary
20311031203
6
Senary
2021443200
8
Octal
117256720
10
Decimal
20798928
12
Duodecimal
6b70500
16
Hexadecimal
13d5dd0
20
Vigesimal
69jh68
36
Base36
cdsk0
md5
a83a7b5c97943cc7c17e132cd1f93e89
sha1
3d0d9dd546951d4ab40eca044bb6e437c273468d
sha256
afd20e965950b82ef4bdfa6dd071758be50d77f03ebb672884dddbca161aa0a0
sha512
e4428c735a3c39c633b004b09832d40902f70a14760097dd2499fcaae9e47724ed537fb7f4e5cce3ec49d734090394b77709c967c8b00d12416a16be3518461b
ripemd-160
3ec786c2d97148770a85c127aab495aafc5cea5a
Diameter
41597856
Circumference
130683518.81469
Area
1.3590385493067E+15
Volume
3.7688726581671E+22
Surface area
5.4361541972266E+15
Circumference
130683518.81469
Perimeter
83195712
Area
432595405949184
Diagonal
29414126.060422
Surface area
2595572435695104
Volume
8.9975207014679E+21
Space diagonal
36024800.038967
Perimeter
62396784
Area
1.8731930555622E+14
Altitude
18012400.019483
Surface area
1.8731930555622E+14
Volume
1.0603679836457E+21
Height
9804708.6868072