20253405 is an odd 8-digits composite number following 20253404
and preceding 20253406 . In scientific notation, it is written as 2.0253405 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 10696128 positive integers (up to 20253405) that are relatively prime to 20253405.
20253405 has 8 divisors, whose sum is 21815040
The reverse of 20253405 is 50435202
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred fifty-three thousand four hundred five
Scientific notation
2.0253405 × 10^7
Engineering notation
2.0253405 × 10^6
Prime Factorization
15 × 103 × 13109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20253405
Product of the distinct prime numbers
The prime factorization of 20253405 is 15 × 103 × 13109.
Since it has a total of 3 prime factors.
2 , 5 , 30 , 68 , 832 , 423 , 2350 , 9734 , 13260 , 13434 , 606911 , 808809 , 2523457 , 4899475 , 42031194 , 42884688 , 39668701 , 680463162 , 8378528425 , 1171983361
n×2
40506810
n×3
60760215
n×4
81013620
n×5
101267025
n÷2
10126702.5
n÷3
6751135
n÷3
5063351.25
n÷5
4050681
n2
410200414094025
n3
8.307955117814E+21
n4
1.6826437972291E+29
n5
3.4079266296019E+36
2 √n
4500.3783174307
3 √n
272.58336534175
4 √n
67.08485907737
5 √n
28.926747817762
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
-20253404
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 20253405 can be divided by 8 positive divisors.
The sum of these divisors (counting 20253405) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010000101011011101
3
Ternary
1102002222110010
4
Quaternary
1031100223131
5
Quinary
20141102110
6
Senary
2002033433
8
Octal
115205335
10
Decimal
20253405
12
Duodecimal
6948879
16
Hexadecimal
1350add
20
Vigesimal
66bda5
36
Base36
c23ml
md5
47e9a8778725c7d433de0d4cc39b73de
sha1
ce47ac61745c9f34a187bdc8f81d42c73c53f67e
sha256
454eccdba21345e53857cab9f4e265c0201f79fd7b8050ba2218927c922cf242
sha512
6cdb95799620095302d199c2120245486fc3137bd44ea73ea227f0c5b31d6bdcfc348c28e11bec711c0d3fad73647b0210bf501deab4c15ff4a34e7262c341cb
ripemd-160
4d8a98727ab7d78866e493b03e1fcf3d65977bcd
Diameter
40506810
Circumference
127255896.71636
Area
1.2886826074173E+15
Volume
3.4800281019304E+22
Surface area
5.1547304296691E+15
Circumference
127255896.71636
Perimeter
81013620
Area
410200414094025
Diagonal
28642640.035235
Surface area
2461202484564150
Volume
8.307955117814E+21
Space diagonal
35079926.48627
Perimeter
60760215
Area
1.7762198962416E+14
Altitude
17539963.243135
Surface area
1.7762198962416E+14
Volume
9.7910190026663E+20
Height
9547546.6784117