20260985 is an odd 8-digits composite number following 20260984
and preceding 20260986 . In scientific notation, it is written as 2.0260985 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 16056880 positive integers (up to 20260985) that are relatively prime to 20260985.
20260985 has 8 divisors, whose sum is 24541056
The reverse of 20260985 is 58906202
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty million two hundred sixty thousand nine hundred eighty-five
Scientific notation
2.0260985 × 10^7
Engineering notation
2.0260985 × 10^6
Prime Factorization
5 × 107 × 37871
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20260985
Product of the distinct prime numbers
The prime factorization of 20260985 is 5 × 107 × 37871.
Since it has a total of 3 prime factors.
9 , 4 , 88 , 72 , 675 , 538 , 4325 , 4802 , 23119 , 9809 , 624390 , 424777 , 2361505 , 8416232 , 39686395 , 4015244 , 60485141 , 318186103 , 2776997674 , 3265394311
n×2
40521970
n×3
60782955
n×4
81043940
n×5
101304925
n÷2
10130492.5
n÷3
6753661.6666667
n÷3
5065246.25
n÷5
4052197
n2
410507513170225
n3
8.3172865667292E+21
n4
1.685164183692E+29
n5
3.4143086248321E+36
2 √n
4501.220390072
3 √n
272.61736660724
4 √n
67.09113495889
5 √n
28.928912707381
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20260984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20260985 can be divided by 8 positive divisors.
The sum of these divisors (counting 20260985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010010100001111001
3
Ternary
1102010100211212
4
Quaternary
1031102201321
5
Quinary
20141322420
6
Senary
2002132505
8
Octal
115224171
10
Decimal
20260985
12
Duodecimal
6951135
16
Hexadecimal
1352879
20
Vigesimal
66cc95
36
Base36
c29h5
md5
03d5d48e8ec1cdb7185f86ca6db8a935
sha1
125c442a19c0554296fe08a7ee117961a08253d5
sha256
c8dbded248ad923bfc94d540e6097f1126ef59dbad7120bf83ca10737ec95226
sha512
206d9c3eb41f04ae520e95e7af100e569d26b92b7a69ab567bbbad5428b829e6f2d1c53e738d1702b29434bc64d2e84cfcd800fb83945226bacb869c9a4f4afc
ripemd-160
78149d4b884b8d5208f61d17bc151ce0c3b6efb5
Diameter
40521970
Circumference
127303523.26099
Area
1.289647387619E+15
Volume
3.4839368501117E+22
Surface area
5.158589550476E+15
Circumference
127303523.26099
Perimeter
81043940
Area
410507513170225
Diagonal
28653359.774038
Surface area
2463045079021350
Volume
8.3172865667292E+21
Space diagonal
35093055.431391
Perimeter
60782955
Area
1.7775496742489E+14
Altitude
17546527.715695
Surface area
1.7775496742489E+14
Volume
9.8020162206767E+20
Height
9551119.9246793