20402425 is an odd 8-digits composite number following 20402424
and preceding 20402426 . In scientific notation, it is written as 2.0402425 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 15941520 positive integers (up to 20402425) that are relatively prime to 20402425.
20402425 has 12 divisors, whose sum is 25888720
The reverse of 20402425 is 52420402
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million four hundred two thousand four hundred twenty-five
Scientific notation
2.0402425 × 10^7
Engineering notation
2.0402425 × 10^6
Prime Factorization
5 × 43 × 5 × 18979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4080485
Product of the distinct prime numbers
The prime factorization of 20402425 is 5 × 43 × 5 × 18979.
Since it has a total of 4 prime factors.
8 , 1 , 19 , 61 , 610 , 628 , 3781 , 7219 , 5788 , 31748 , 761155 , 958184 , 6387317 , 8860310 , 62757940 , 77303032 , 29182029 , 179210036 , 4487299690 , 9247423569
n×2
40804850
n×3
61207275
n×4
81609700
n×5
102012125
n÷2
10201212.5
n÷3
6800808.3333333
n÷3
5100606.25
n÷5
4080485
n2
416258945880625
n3
8.4926919239085E+21
n4
1.7327151002565E+29
n5
3.5351589879351E+36
2 √n
4516.9043602892
3 √n
273.25026807011
4 √n
67.207918880808
5 √n
28.969190388997
1 , 5 , 25 , 43 , 215 , 1075 , 18979 , 94895 , 474475 , 816097 , 4080485 , 20402425
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20402424
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20402425 can be divided by 12 positive divisors.
The sum of these divisors (counting 20402425) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001101110101000011111001
3
Ternary
1102101112212101
4
Quaternary
1031311003321
5
Quinary
20210334200
6
Senary
2005143401
8
Octal
115650371
10
Decimal
20402425
12
Duodecimal
69bab61
16
Hexadecimal
13750f9
20
Vigesimal
67a615
36
Base36
c5am1
md5
8139c5cd1aa223327c4ddebf394ee35c
sha1
48cb52129abfad8f673d834cbd3b6d00bab0c385
sha256
8c15f639db6b43e3d7a6e5c78a590d319cf88e44a24f04f0469323b6afc31a20
sha512
26a18bb16f8e57b3a40de658db7e002b2c34e06ecc12f2576233d79ad35c8e1fbfb02ce455d7ed017ebd8b5117046693d52c27a0577da14ff769703fe0c7e1a9
ripemd-160
590d26dcf5f5e3c5ac02950ff305f680673981c1
Diameter
40804850
Circumference
128192216.99083
Area
1.3077160463696E+15
Volume
3.5574104743136E+22
Surface area
5.2308641854784E+15
Circumference
128192216.99083
Perimeter
81609700
Area
416258945880625
Diagonal
28853386.1403
Surface area
2497553675283750
Volume
8.4926919239085E+21
Space diagonal
35338036.697613
Perimeter
61207275
Area
1.8024541084258E+14
Altitude
17669018.348807
Surface area
1.8024541084258E+14
Volume
1.000873341654E+21
Height
9617795.3801