21094785 is an odd 8-digits composite number following 21094784
and preceding 21094786 . In scientific notation, it is written as 2.1094785 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 11250528 positive integers (up to 21094785) that are relatively prime to 21094785.
21094785 has 8 divisors, whose sum is 28126440
The reverse of 21094785 is 58749012
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
twenty-one million ninety-four thousand seven hundred eighty-five
Scientific notation
2.1094785 × 10^7
Engineering notation
2.1094785 × 10^6
Prime Factorization
9 × 5 × 468773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21094785
Product of the distinct prime numbers
The prime factorization of 21094785 is 9 × 5 × 468773.
Since it has a total of 3 prime factors.
5 , 8 , 21 , 88 , 462 , 258 , 5963 , 2757 , 79091 , 24898 , 622136 , 601660 , 6108710 , 4979510 , 15591747 , 92990449 , 467999231 , 552844526 , 349197165 , 5587506303
n×2
42189570
n×3
63284355
n×4
84379140
n×5
105473925
n÷2
10547392.5
n÷3
7031595
n÷3
5273696.25
n÷5
4218957
n2
444989954196225
n3
9.3869674109292E+21
n4
1.9801605933556E+29
n5
4.1771061982308E+36
2 √n
4592.9059428645
3 √n
276.30688140276
4 √n
67.770981569286
5 √n
29.163189554078
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
-21094784
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 21094785 can be divided by 8 positive divisors.
The sum of these divisors (counting 21094785) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011110000110000001
3
Ternary
1110200201121100
4
Quaternary
1100132012001
5
Quinary
20400013120
6
Senary
2032045013
8
Octal
120360601
10
Decimal
21094785
12
Duodecimal
7093769
16
Hexadecimal
141e181
20
Vigesimal
6bggj5
36
Base36
ck4u9
md5
0ad31e4122f502faa7997c2cd1179e0f
sha1
05185de1c8007da3ad5e24e7e6dccabb813c12ae
sha256
0b4d4d44ee7759f864cfc238b03f6fe4595c560a786c2276ecbb75e74e6b483f
sha512
1997e28bf1c3c198b5e339213b00c2c97393aeaa7b28cca9f36d80a04f68215deb00d2e5a7c135d1dcffd318136e103ca7048f3a4dc631d5dfa5a581b83d29af
ripemd-160
1518c948abb0d2346c2608ad60f91a8ebc01ad72
Diameter
42189570
Circumference
132542443.17011
Area
1.3979771710241E+15
Volume
3.9320037143549E+22
Surface area
5.5919086840965E+15
Circumference
132542443.17011
Perimeter
84379140
Area
444989954196225
Diagonal
29832531.042345
Surface area
2669939725177350
Volume
9.3869674109292E+21
Space diagonal
36537239.394742
Perimeter
63284355
Area
1.926863023814E+14
Altitude
18268619.697371
Surface area
1.926863023814E+14
Volume
1.1062647185075E+21
Height
9944177.0141148