20853855 is an odd 8-digits composite number following 20853854
and preceding 20853856 . In scientific notation, it is written as 2.0853855 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 9720000 positive integers (up to 20853855) that are relatively prime to 20853855.
20853855 has 24 divisors, whose sum is 31086432
The reverse of 20853855 is 55835802
Previous prime number is 341
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty million eight hundred fifty-three thousand eight hundred fifty-five
Scientific notation
2.0853855 × 10^7
Engineering notation
2.0853855 × 10^6
Prime Factorization
3 × 3 × 45 × 341 × 151
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6951285
Product of the distinct prime numbers
The prime factorization of 20853855 is 3 × 3 × 45 × 341 × 151.
Since it has a total of 5 prime factors.
5 , 9 , 7 , 83 , 6 , 628 , 3656 , 6136 , 92286 , 33613 , 83689 , 757469 , 7738314 , 7984162 , 29131488 , 26240912 , 296694504 , 499365794 , 3058694131 , 57485058
n×2
41707710
n×3
62561565
n×4
83415420
n×5
104269275
n÷2
10426927.5
n÷3
6951285
n÷3
5213463.75
n÷5
4170771
n2
434883268361025
n3
9.0689926203269E+21
n4
1.8912345710037E+29
n5
3.9439531514698E+36
2 √n
4566.6021284977
3 √n
275.25092249243
4 √n
67.576638925724
5 √n
29.096266769537
1 , 3 , 9 , 45 , 135 , 151 , 341 , 405 , 453 , 1023 , 1359 , 3069 , 6795 , 15345 , 20385 , 46035 , 51491 , 61155 , 138105 , 154473 , 463419 , 2317095 , 6951285 , 20853855
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20853854
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20853855 can be divided by 24 positive divisors.
The sum of these divisors (counting 20853855) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111100011010001011111
3
Ternary
1110020111010000
4
Quaternary
1033203101133
5
Quinary
20314310410
6
Senary
2022545343
8
Octal
117432137
10
Decimal
20853855
12
Duodecimal
6b98253
16
Hexadecimal
13e345f
20
Vigesimal
6a6ecf
36
Base36
ceyxr
md5
d74fcc7a4f0b777711a94f26b5c984e2
sha1
a7f7bc87f2db02924b39f2f18b34ea9095f7d65e
sha256
bbb61adc32291232c01074806e61564f7ac2fb8ac9a6767c9c32e15a769c09ca
sha512
9c250c37395f251dc2f884a582b31fc41fef08f60577382b37d4d4def9d6072458f73be4d67ca9e314eee8637a96c997b3801ad4c2e2cb6d82756e00c8cfad35
ripemd-160
05723328bb079cc222e7a6f9bf276bc625b49993
Diameter
41707710
Circumference
131028635.33405
Area
1.3662260810521E+15
Volume
3.7988107455305E+22
Surface area
5.4649043242085E+15
Circumference
131028635.33405
Perimeter
83415420
Area
434883268361025
Diagonal
29491804.568762
Surface area
2609299610166150
Volume
9.0689926203269E+21
Space diagonal
36119936.393674
Perimeter
62561565
Area
1.8830997904073E+14
Altitude
18059968.196837
Surface area
1.8830997904073E+14
Volume
1.0687910300607E+21
Height
9830601.5229207