20789925 is an odd 8-digits composite number following 20789924
and preceding 20789926 . In scientific notation, it is written as 2.0789925 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 10234560 positive integers (up to 20789925) that are relatively prime to 20789925.
20789925 has 16 divisors, whose sum is 33777216
The reverse of 20789925 is 52998702
Previous prime number is 65
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
twenty million seven hundred eighty-nine thousand nine hundred twenty-five
Scientific notation
2.0789925 × 10^7
Engineering notation
2.0789925 × 10^6
Prime Factorization
3 × 5 × 65 × 21323
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20789925
Product of the distinct prime numbers
The prime factorization of 20789925 is 3 × 5 × 65 × 21323.
Since it has a total of 4 prime factors.
3 , 2 , 10 , 8 , 619 , 467 , 2032 , 7130 , 43501 , 20015 , 756447 , 337803 , 6139721 , 661209 , 70456036 , 63125998 , 237536855 , 431846481 , 2389708090 , 6429831973
n×2
41579850
n×3
62369775
n×4
83159700
n×5
103949625
n÷2
10394962.5
n÷3
6929975
n÷3
5197481.25
n÷5
4157985
n2
432220981505625
n3
8.9858417889283E+21
n4
1.8681497685369E+29
n5
3.8838693576649E+36
2 √n
4559.5970216676
3 √n
274.96936297812
4 √n
67.524788201575
5 √n
29.07840523254
1 , 3 , 5 , 15 , 65 , 195 , 325 , 975 , 21323 , 63969 , 106615 , 319845 , 1385995 , 4157985 , 6929975 , 20789925
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20789924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20789925 can be divided by 16 positive divisors.
The sum of these divisors (counting 20789925) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001111010011101010100101
3
Ternary
1110010020102020
4
Quaternary
1033103222211
5
Quinary
20310234200
6
Senary
2021333353
8
Octal
117235245
10
Decimal
20789925
12
Duodecimal
6b67259
16
Hexadecimal
13d3aa5
20
Vigesimal
69ieg5
36
Base36
cdllx
md5
cbd360e33796916c03a1ccb7b1000b0a
sha1
9cafd862f7ac7803ccd0de7609e3bbf1650283fd
sha256
177a015b10cfd8ebce25d3b4fedb08650806612302de5869ac1376c2842ed1f3
sha512
e6fc6be27972c0d920c72b39fc4452456ed521bad56400245152b681f679307c30702217347a6ae6fd08a6c7a8bb456e078ec4a3cd432326bb1e9bbdcd4b2fd1
ripemd-160
b56b03fb1c2370d4c5839192d6b0c4ff17d1e723
Diameter
41579850
Circumference
130626951.29737
Area
1.3578622602254E+15
Volume
3.7639806067223E+22
Surface area
5.4314490409018E+15
Circumference
130626951.29737
Perimeter
83159700
Area
432220981505625
Diagonal
29401393.895719
Surface area
2593325889033750
Volume
8.9858417889283E+21
Space diagonal
36009206.385546
Perimeter
62369775
Area
1.8715717501626E+14
Altitude
18004603.192773
Surface area
1.8715717501626E+14
Volume
1.0589916106034E+21
Height
9800464.6319065