20403907 is an odd 8-digits composite number following 20403906
and preceding 20403908 . In scientific notation, it is written as 2.0403907 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 19643904 positive integers (up to 20403907) that are relatively prime to 20403907.
20403907 has 8 divisors, whose sum is 21168000
The reverse of 20403907 is 70930402
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million four hundred three thousand nine hundred seven
Scientific notation
2.0403907 × 10^7
Engineering notation
2.0403907 × 10^6
Prime Factorization
29 × 449 × 1567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20403907
Product of the distinct prime numbers
The prime factorization of 20403907 is 29 × 449 × 1567.
Since it has a total of 3 prime factors.
5 , 4 , 61 , 8 , 946 , 807 , 6967 , 1636 , 71247 , 13366 , 973966 , 502961 , 5271685 , 7186589 , 10335581 , 39697958 , 251387270 , 374438774 , 698062324 , 1036473738
n×2
40807814
n×3
61211721
n×4
81615628
n×5
102019535
n÷2
10201953.5
n÷3
6801302.3333333
n÷3
5100976.75
n÷5
4080781.4
n2
416319420864649
n3
8.4945427456162E+21
n4
1.7332186018908E+29
n5
3.5364431163649E+36
2 √n
4517.0684077176
3 √n
273.2568840662
4 √n
67.209139316893
5 √n
28.969611232037
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
-20403906
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 20403907 can be divided by 8 positive divisors.
The sum of these divisors (counting 20403907) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110101011011000011
3
Ternary
1102101121220021
4
Quaternary
1031311123003
5
Quinary
20210411112
6
Senary
2005154311
8
Octal
115653303
10
Decimal
20403907
12
Duodecimal
69bb997
16
Hexadecimal
13756c3
20
Vigesimal
67a9f7
36
Base36
c5br7
md5
5b5341a024c1a27315c7c0b36e260adc
sha1
406e933108c37c58dccb228b97e88e03ebfa105c
sha256
a12d2dd0999e7565e222ddabf8dedb831e78d4272c0626849bdc68c7804265d3
sha512
f0d8bc04cc7484109908d4f30da30dc9f3b62fd8aa68380c220ce7217056c80722c080bd685e3b40010342d02b03f2cada1c800d34d0c07685f22816964c2acc
ripemd-160
7ef954f15907f6aab531474087e8be8311fd5ed1
Diameter
40807814
Circumference
128201528.67146
Area
1.3079060341351E+15
Volume
3.5581857446976E+22
Surface area
5.2316241365406E+15
Circumference
128201528.67146
Perimeter
81615628
Area
416319420864649
Diagonal
28855482.004799
Surface area
2497916525187894
Volume
8.4945427456162E+21
Space diagonal
35340603.59691
Perimeter
61211721
Area
1.8027159727881E+14
Altitude
17670301.798455
Surface area
1.8027159727881E+14
Volume
1.001091463084E+21
Height
9618494.0015998