20254909 is an odd 8-digits composite number following 20254908
and preceding 20254910 . In scientific notation, it is written as 2.0254909 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20213820 positive integers (up to 20254909) that are relatively prime to 20254909.
20254909 has 4 divisors, whose sum is 20296000
The reverse of 20254909 is 90945202
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred fifty-four thousand nine hundred nine
Scientific notation
2.0254909 × 10^7
Engineering notation
2.0254909 × 10^6
Prime Factorization
499 × 40591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20254909
Product of the distinct prime numbers
The prime factorization of 20254909 is 499 × 40591.
Since it has a total of 2 prime factors.
2 , 5 , 51 , 53 , 629 , 721 , 2257 , 7198 , 17849 , 19688 , 821133 , 454762 , 8523945 , 2580159 , 14140962 , 3018370 , 841262368 , 930124002 , 9193103198 , 540319669
n×2
40509818
n×3
60764727
n×4
81019636
n×5
101274545
n÷2
10127454.5
n÷3
6751636.3333333
n÷3
5063727.25
n÷5
4050981.8
n2
410261338598281
n3
8.3098060795264E+21
n4
1.6831436594845E+29
n5
3.4091921656786E+36
2 √n
4500.5454113918
3 √n
272.59011244154
4 √n
67.086104458314
5 √n
28.92717741996
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20254908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20254909 can be divided by 4 positive divisors.
The sum of these divisors (counting 20254909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101010001000010111101
3
Ternary
1102010001111211
4
Quaternary
1031101002331
5
Quinary
20141124114
6
Senary
2002044421
8
Octal
115210275
10
Decimal
20254909
12
Duodecimal
6949711
16
Hexadecimal
13510bd
20
Vigesimal
66bh59
36
Base36
c24sd
md5
847cb2a79b9fe0bc6f25a8b8b5059b86
sha1
a100c441287b0001c2138603c1b69c0f4007a60d
sha256
2a486ca3294865eab119eef14ca23946fd03e95bd1b7d1ab148d5393cbeec415
sha512
6bb37ef748692c29f99e86bfba396083cf40c3e196853cd3616ae09d0474305966cae74e87a5c140e481cf840d61218b59e61ea56e0c4780946889f2a5266837
ripemd-160
494ea52de79cf068e292b2690910e4d43866c658
Diameter
40509818
Circumference
127265346.62706
Area
1.2888740073923E+15
Volume
3.4808034309594E+22
Surface area
5.1554960295691E+15
Circumference
127265346.62706
Perimeter
81019636
Area
410261338598281
Diagonal
28644767.012433
Surface area
2461568031589686
Volume
8.3098060795264E+21
Space diagonal
35082531.490684
Perimeter
60764727
Area
1.7764837070836E+14
Altitude
17541265.745342
Surface area
1.7764837070836E+14
Volume
9.7932003819638E+20
Height
9548255.670811