20098985 is an odd 8-digits composite number following 20098984
and preceding 20098986 . In scientific notation, it is written as 2.0098985 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 16079184 positive integers (up to 20098985) that are relatively prime to 20098985.
20098985 has 4 divisors, whose sum is 24118788
The reverse of 20098985 is 58989002
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million ninety-eight thousand nine hundred eighty-five
Scientific notation
2.0098985 × 10^7
Engineering notation
2.0098985 × 10^6
Prime Factorization
5 × 4019797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20098985
Product of the distinct prime numbers
The prime factorization of 20098985 is 5 × 4019797.
Since it has a total of 2 prime factors.
5 , 3 , 83 , 3 , 985 , 441 , 4174 , 4446 , 28471 , 87774 , 701562 , 12661 , 3833488 , 8424167 , 76665314 , 27390921 , 890727576 , 257615007 , 5271528271 , 51419547
n×2
40197970
n×3
60296955
n×4
80395940
n×5
100494925
n÷2
10049492.5
n÷3
6699661.6666667
n÷3
5024746.25
n÷5
4019797
n2
403969198030225
n3
8.1193708516715E+21
n4
1.6319111295718E+29
n5
3.2799757314597E+36
2 √n
4483.1891550547
3 √n
271.88883595416
4 √n
66.956621442951
5 √n
28.882502873039
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
-20098984
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 20098985 can be divided by 4 positive divisors.
The sum of these divisors (counting 20098985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101010111110101001
3
Ternary
1101211010121212
4
Quaternary
1030222332221
5
Quinary
20121131420
6
Senary
1554442505
8
Octal
114527651
10
Decimal
20098985
12
Duodecimal
6893435
16
Hexadecimal
132afa9
20
Vigesimal
65c795
36
Base36
bysh5
md5
e49e9414c41d66bf90a67a8f4758bc68
sha1
9bf57130f27ee36e623afef3d2e8f51df3bdf659
sha256
dce21d391a00f7e7029b2b5736f021a0a404bd4f4b5c482b2c3de937571f1bab
sha512
a613d813cc0ee43c64066e059bbe994189a452273b0bd6ed61c1cd5b1f04b7dc80264b32daa49d735a43b02aa00886918769055ecea82fc87cf1bc02e96b0e9a
ripemd-160
77811a7158ae5e7308e0d87ea9b9f3b935664009
Diameter
40197970
Circumference
126285647.24122
Area
1.2691066648083E+15
Volume
3.401034109251E+22
Surface area
5.0764266592333E+15
Circumference
126285647.24122
Perimeter
80395940
Area
403969198030225
Diagonal
28424257.176933
Surface area
2423815188181350
Volume
8.1193708516715E+21
Space diagonal
34812463.200565
Perimeter
60296955
Area
1.749237939203E+14
Altitude
17406231.600282
Surface area
1.749237939203E+14
Volume
9.5687703136422E+20
Height
9474752.3923111