21609950 is an even 8-digits composite number following 21609949
and preceding 21609951 . In scientific notation, it is written as 2.1609950 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 12 positive divisors.
There are 8643960 positive integers (up to 21609950) that are relatively prime to 21609950.
21609950 has 12 divisors, whose sum is 40194600
The reverse of 21609950 is 05990612
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 32
Digital Root 5
Name
twenty-one million six hundred nine thousand nine hundred fifty
Scientific notation
2.1609950 × 10^7
Engineering notation
2.1609950 × 10^6
Prime Factorization
2 × 5 × 5 × 432199
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4321990
Product of the distinct prime numbers
The prime factorization of 21609950 is 2 × 5 × 5 × 432199.
Since it has a total of 4 prime factors.
7 , 6 , 59 , 64 , 214 , 344 , 4984 , 4264 , 75413 , 76462 , 39986 , 299241 , 9308702 , 9128903 , 58493745 , 67043528 , 310666408 , 889049864 , 6066702397 , 9731323212
n×2
43219900
n×3
64829850
n×4
86439800
n×5
108049750
n÷2
10804975
n÷3
7203316.6666667
n÷3
5402487.5
n÷5
4321990
n2
466989939002500
n3
1.0091629232347E+22
n4
2.1807960312956E+29
n5
4.7126893196496E+36
2 √n
4648.6503417659
3 √n
278.53808623826
4 √n
68.181011592421
5 √n
29.304259560475
1 , 2 , 5 , 10 , 25 , 50 , 432199 , 864398 , 2160995 , 4321990 , 10804975 , 21609950
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21609949
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21609950 can be divided by 12 positive divisors.
The sum of these divisors (counting 21609950) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1010010011011110111011110
3
Ternary
1111122220021112
4
Quaternary
1102123313132
5
Quinary
21013004300
6
Senary
2051102022
8
Octal
122336736
10
Decimal
21609950
12
Duodecimal
72a1912
16
Hexadecimal
149bdde
20
Vigesimal
6f14ha
36
Base36
cv6ce
md5
0777ec9532fada25f8dd5d4fda3a4ea7
sha1
fac011b8cc2e43166635016afe44e9772a96606d
sha256
f1befe3c9ba4b58d2e60ba7a7b3d7b2dc40d62dcdb5d066cb6cd7e2eaa818254
sha512
16f320f6846e3301aa828e954585c28e0b7e60dc86340a4a5eac73d29d979d1ee0b0af53b8eeb9f34f6d596304d5f356461bef4247c404e7735fc63d3c6b6f0e
ripemd-160
dc7cb5a28abbd02e49c8d64eec6d38548b9cdf46
Diameter
43219900
Circumference
135779320.32889
Area
1.4670921616706E+15
Volume
4.2271717678791E+22
Surface area
5.8683686466824E+15
Circumference
135779320.32889
Perimeter
86439800
Area
466989939002500
Diagonal
30561084.372204
Surface area
2801939634015000
Volume
1.0091629232347E+22
Space diagonal
37429531.349023
Perimeter
64829850
Area
2.0221257524396E+14
Altitude
18714765.674512
Surface area
2.0221257524396E+14
Volume
1.1893099105688E+21
Height
10187028.124068