21082586 is an even 8-digits composite number following 21082585
and preceding 21082587 . In scientific notation, it is written as 2.1082586 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 9035388 positive integers (up to 21082586) that are relatively prime to 21082586.
21082586 has 8 divisors, whose sum is 36141600
The reverse of 21082586 is 68528012
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million eighty-two thousand five hundred eighty-six
Scientific notation
2.1082586 × 10^7
Engineering notation
2.1082586 × 10^6
Prime Factorization
2 × 7 × 1505899
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21082586
Product of the distinct prime numbers
The prime factorization of 21082586 is 2 × 7 × 1505899.
Since it has a total of 3 prime factors.
3 , 8 , 20 , 18 , 980 , 352 , 9338 , 2555 , 79773 , 42951 , 908340 , 748317 , 2994857 , 735875 , 28608382 , 59004394 , 89655454 , 149707653 , 5649561534 , 756553845
n×2
42165172
n×3
63247758
n×4
84330344
n×5
105412930
n÷2
10541293
n÷3
7027528.6666667
n÷3
5270646.5
n÷5
4216517.2
n2
444475432447396
n3
9.3706915294594E+21
n4
1.975584100493E+29
n5
4.1650421698876E+36
2 √n
4591.5777244864
3 √n
276.25360887432
4 √n
67.761181545826
5 √n
29.159815790639
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
-21082585
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 21082586 can be divided by 8 positive divisors.
The sum of these divisors (counting 21082586) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011011000111011010
3
Ternary
1110200002212112
4
Quaternary
1100123013122
5
Quinary
20344120321
6
Senary
2031512322
8
Octal
120330732
10
Decimal
21082586
12
Duodecimal
70886a2
16
Hexadecimal
141b1da
20
Vigesimal
6bf696
36
Base36
cjvfe
md5
b145473b4409a0e0bea664f77ca4fac9
sha1
9ff261448bb051bac3fb827d0de5963b32d63511
sha256
c7db829c006524bb6d2305b58f253c64f4e0ff7b01e8c0c78eed5e2eb6613612
sha512
99ba8c2210cefe4e789c96d62394d4371ddc80148307e833e974a77b54a604941108f761e5677aa137c71220d42a02d0dcb31050700f4e4e8227c2f338291e0f
ripemd-160
e26416ab9c40456dc2f54b30136a877f04dbcbdd
Diameter
42165172
Circumference
132465794.59255
Area
1.3963607532779E+15
Volume
3.9251860890674E+22
Surface area
5.5854430131115E+15
Circumference
132465794.59255
Perimeter
84330344
Area
444475432447396
Diagonal
29815279.051097
Surface area
2666852594684376
Volume
9.3706915294594E+21
Space diagonal
36516110.10694
Perimeter
63247758
Area
1.9246350792876E+14
Altitude
18258055.05347
Surface area
1.9246350792876E+14
Volume
1.1043465874813E+21
Height
9938426.3503657