21609959 is an odd 8-digits composite number following 21609958
and preceding 21609960 . In scientific notation, it is written as 2.1609959 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 17883936 positive integers (up to 21609959) that are relatively prime to 21609959.
21609959 has 8 divisors, whose sum is 25548960
The reverse of 21609959 is 95990612
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million six hundred nine thousand nine hundred fifty-nine
Scientific notation
2.1609959 × 10^7
Engineering notation
2.1609959 × 10^6
Prime Factorization
7 × 29 × 106453
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21609959
Product of the distinct prime numbers
The prime factorization of 21609959 is 7 × 29 × 106453.
Since it has a total of 3 prime factors.
3 , 8 , 89 , 31 , 963 , 41 , 4353 , 8423 , 31759 , 28656 , 784243 , 568299 , 1714568 , 1166560 , 70242229 , 22600610 , 143968122 , 874770633 , 4885986962 , 1453146531
n×2
43219918
n×3
64829877
n×4
86439836
n×5
108049795
n÷2
10804979.5
n÷3
7203319.6666667
n÷3
5402489.75
n÷5
4321991.8
n2
466990327981681
n3
1.0091641841081E+22
n4
2.1807996642844E+29
n5
4.7126991332399E+36
2 √n
4648.6513097887
3 √n
278.53812490629
4 √n
68.181018691339
5 √n
29.304262001372
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
-21609958
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 21609959 can be divided by 8 positive divisors.
The sum of these divisors (counting 21609959) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010010011011110111100111
3
Ternary
1111122220021212
4
Quaternary
1102123313213
5
Quinary
21013004314
6
Senary
2051102035
8
Octal
122336747
10
Decimal
21609959
12
Duodecimal
72a191b
16
Hexadecimal
149bde7
20
Vigesimal
6f14hj
36
Base36
cv6cn
md5
16d702a3c0fffefcb016ec43e57c1e2c
sha1
ab32132cfd575e8fbfe78592735f68c8856f5941
sha256
2c2e97f6852fad6da0ede24a27ef80d259a1c0871046981dca920780540b9f28
sha512
052b927e4c5c6c686f40a44d155bfb3ff7c7b291fad84109c826ae9e1db7b3bbd44ce7785951fadc9fa700d021f71533eb58ce76e4db85801dc7e81cfa4df70d
ripemd-160
6afece6f9654bb1d3258e38627b81bbe910aff40
Diameter
43219918
Circumference
135779376.87755
Area
1.4670933836847E+15
Volume
4.2271770494131E+22
Surface area
5.8683735347389E+15
Circumference
135779376.87755
Perimeter
86439836
Area
466990327981681
Diagonal
30561097.100127
Surface area
2801941967890086
Volume
1.0091641841081E+22
Space diagonal
37429546.93748
Perimeter
64829877
Area
2.0221274367688E+14
Altitude
18714773.46874
Surface area
2.0221274367688E+14
Volume
1.1893113965223E+21
Height
10187032.366709