20854481 is an odd 8-digits composite number following 20854480
and preceding 20854482 . In scientific notation, it is written as 2.0854481 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 20838000 positive integers (up to 20854481) that are relatively prime to 20854481.
20854481 has 4 divisors, whose sum is 20870964
The reverse of 20854481 is 18445802
Previous prime number is 1381
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million eight hundred fifty-four thousand four hundred eighty-one
Scientific notation
2.0854481 × 10^7
Engineering notation
2.0854481 × 10^6
Prime Factorization
1381 × 15101
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20854481
Product of the distinct prime numbers
The prime factorization of 20854481 is 1381 × 15101.
Since it has a total of 2 prime factors.
1 , 4 , 1 , 48 , 202 , 261 , 5518 , 1156 , 22095 , 7954 , 821830 , 356192 , 1801686 , 5282495 , 58746327 , 35428734 , 888173946 , 286726249 , 3474730190 , 5371611999
n×2
41708962
n×3
62563443
n×4
83417924
n×5
104272405
n÷2
10427240.5
n÷3
6951493.6666667
n÷3
5213620.25
n÷5
4170896.2
n2
434909377779361
n3
9.0698093556215E+21
n4
1.8914616688043E+29
n5
3.9445451434308E+36
2 √n
4566.670669098
3 √n
275.25367666512
4 √n
67.577146056178
5 √n
29.096441452293
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
-20854480
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 20854481 can be divided by 4 positive divisors.
The sum of these divisors (counting 20854481) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111100011011011010001
3
Ternary
1110020111222012
4
Quaternary
1033203123101
5
Quinary
20314320411
6
Senary
2022552305
8
Octal
117433321
10
Decimal
20854481
12
Duodecimal
6b98695
16
Hexadecimal
13e36d1
20
Vigesimal
6a6g41
36
Base36
cezf5
md5
91dd0dca9bd869c390f17e95e3556630
sha1
3c69d7d22ce65684c821f02982ef13f14bc6360c
sha256
9dd136a0c3241638afc53f31eb6519e05a4b6d6e01072d135efc254917e87bd7
sha512
be80b57fbdca4bf679f77e2c05567b8d814412880309f7354a0919c083bc969484d91dab16f01c734397cebc67488da3fd9e9dd021e0b57035eeffa53ce6b1dc
ripemd-160
92fc44b0c67eb4cb77856d1a6625bb7c2b5346e7
Diameter
41708962
Circumference
131032568.60806
Area
1.3663081062089E+15
Volume
3.7991528588107E+22
Surface area
5.4652324248358E+15
Circumference
131032568.60806
Perimeter
83417924
Area
434909377779361
Diagonal
29492689.866452
Surface area
2609456266676166
Volume
9.0698093556215E+21
Space diagonal
36121020.65748
Perimeter
62563443
Area
1.8832128475051E+14
Altitude
18060510.32874
Surface area
1.8832128475051E+14
Volume
1.0688872832382E+21
Height
9830896.6221507