20854423 is an odd 8-digits composite number following 20854422
and preceding 20854424 . In scientific notation, it is written as 2.0854423 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20766928 positive integers (up to 20854423) that are relatively prime to 20854423.
20854423 has 4 divisors, whose sum is 20941920
The reverse of 20854423 is 32445802
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eight hundred fifty-four thousand four hundred twenty-three
Scientific notation
2.0854423 × 10^7
Engineering notation
2.0854423 × 10^6
Prime Factorization
239 × 87257
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20854423
Product of the distinct prime numbers
The prime factorization of 20854423 is 239 × 87257.
Since it has a total of 2 prime factors.
6 , 4 , 50 , 2 , 317 , 85 , 3753 , 6343 , 65856 , 25247 , 727065 , 898128 , 4831580 , 9714082 , 30813047 , 64228747 , 543194366 , 22509442 , 9492673019 , 8129423724
n×2
41708846
n×3
62563269
n×4
83417692
n×5
104272115
n÷2
10427211.5
n÷3
6951474.3333333
n÷3
5213605.75
n÷5
4170884.6
n2
434906958662929
n3
9.0697336816002E+21
n4
1.8914406269344E+29
n5
3.9444902913475E+36
2 √n
4566.6643187342
3 √n
275.2534214885
4 √n
67.57709907013
5 √n
29.096425267805
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
-20854422
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 20854423 can be divided by 4 positive divisors.
The sum of these divisors (counting 20854423) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100011011010010111
3
Ternary
1110020111220001
4
Quaternary
1033203122113
5
Quinary
20314320143
6
Senary
2022552131
8
Octal
117433227
10
Decimal
20854423
12
Duodecimal
6b98647
16
Hexadecimal
13e3697
20
Vigesimal
6a6g13
36
Base36
cezdj
md5
5d62694b4e66900c38e48f370feb3b8b
sha1
6ab94b36b81ae2eaa354384f6822c48d86af8f40
sha256
28c7e7801a1935ceb733d871f2c4f779442c1dbccdea52668b5e2a23d982bdf2
sha512
e6ef0cdac832d0f083203d8550509d0a7e24ff565f1e0212153f9bbbe70f00ff6f724acd3705dc59b34a1bebd03de88a742d227b61f2993318ea013b91406dd1
ripemd-160
bec3fb9d3bb54dd85bd9ef788e9e1817a75c0e8d
Diameter
41708846
Circumference
131032204.18331
Area
1.3663005063305E+15
Volume
3.7991211605508E+22
Surface area
5.4652020253222E+15
Circumference
131032204.18331
Perimeter
83417692
Area
434906958662929
Diagonal
29492607.842065
Surface area
2609441751977574
Volume
9.0697336816002E+21
Space diagonal
36120920.198533
Perimeter
62563269
Area
1.8832023724236E+14
Altitude
18060460.099266
Surface area
1.8832023724236E+14
Volume
1.0688783649693E+21
Height
9830869.2806885