20456725 is an odd 8-digits composite number following 20456724
and preceding 20456726 . In scientific notation, it is written as 2.0456725 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 16254000 positive integers (up to 20456725) that are relatively prime to 20456725.
20456725 has 8 divisors, whose sum is 21419840
The reverse of 20456725 is 52765402
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million four hundred fifty-six thousand seven hundred twenty-five
Scientific notation
2.0456725 × 10^7
Engineering notation
2.0456725 × 10^6
Prime Factorization
25 × 151 × 5419
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20456725
Product of the distinct prime numbers
The prime factorization of 20456725 is 25 × 151 × 5419.
Since it has a total of 3 prime factors.
6 , 9 , 94 , 83 , 8 , 531 , 729 , 6170 , 18965 , 28770 , 563177 , 680064 , 3310963 , 8287415 , 92470879 , 99337769 , 647486912 , 506087693 , 4643344425 , 6353977965
n×2
40913450
n×3
61370175
n×4
81826900
n×5
102283625
n÷2
10228362.5
n÷3
6818908.3333333
n÷3
5114181.25
n÷5
4091345
n2
418477597725625
n3
8.5606811353337E+21
n4
1.7512349979821E+29
n5
3.5824532764095E+36
2 √n
4522.9111200642
3 √n
273.49246715369
4 √n
67.252591920789
5 √n
28.98459400004
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
-20456724
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 20456725 can be divided by 8 positive divisors.
The sum of these divisors (counting 20456725) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001110000010010100010101
3
Ternary
1102111022100111
4
Quaternary
1032002110111
5
Quinary
20214103400
6
Senary
2010243021
8
Octal
116022425
10
Decimal
20456725
12
Duodecimal
6a26471
16
Hexadecimal
1382515
20
Vigesimal
67h1g5
36
Base36
c6gid
md5
0b4c08457d976d46c3fbda161fc76020
sha1
e675ff366692b818976cbee1a11cbee3a03da740
sha256
135aa5446d2797818b8d5c263006ce1efb68960c01f0871672ae2acd3db32e8b
sha512
2222a093c33bc562f7855184ae9c20643ef752c9b74f600a802cf9eadb06b2e6768459beb42e1e60de74f5852eead94e19908ab307bc3ee7ddb19f1a0007e406
ripemd-160
d3c9776ce24442619a7946f83dbc26d926e6a9d1
Diameter
40913450
Circumference
128533393.95301
Area
1.3146861467067E+15
Volume
3.5858897285986E+22
Surface area
5.2587445868269E+15
Circumference
128533393.95301
Perimeter
81826900
Area
418477597725625
Diagonal
28930177.936737
Surface area
2510865586353750
Volume
8.5606811353337E+21
Space diagonal
35432087.056464
Perimeter
61370175
Area
1.8120611527254E+14
Altitude
17716043.528232
Surface area
1.8120611527254E+14
Volume
1.0088859470617E+21
Height
9643392.6455789