21609953 is an odd 8-digits prime number following 21609952
and preceding 21609954 . In scientific notation, it is written as 2.1609953 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 21609952 positive integers (up to 21609953) that are relatively prime to 21609953.
21609953 has 2 divisors, whose sum is 21609954
The reverse of 21609953 is 35990612
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty-one million six hundred nine thousand nine hundred fifty-three
Scientific notation
2.1609953 × 10^7
Engineering notation
2.1609953 × 10^6
Prime Factorization
21609953
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
21609953
Product of the distinct prime numbers
The prime factorization of 21609953 is 21609953.
Since it has a total of 1 prime factors.
9 , 2 , 79 , 1 , 788 , 926 , 1315 , 7661 , 25221 , 69435 , 874531 , 396329 , 4895323 , 9801155 , 59550393 , 70853891 , 375120164 , 849468360 , 1319230676 , 2647111275
n×2
43219906
n×3
64829859
n×4
86439812
n×5
108049765
n÷2
10804976.5
n÷3
7203317.6666667
n÷3
5402488.25
n÷5
4321990.6
n2
466990068662209
n3
1.0091633435257E+22
n4
2.1807972422913E+29
n5
4.7126925908446E+36
2 √n
4648.6506644402
3 √n
278.5380991276
4 √n
68.181013958727
5 √n
29.304260374107
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
21609954
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10804977
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4648.6507719983
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999074501
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21609953 can be divided by 2 positive divisors.
The sum of these divisors (counting 21609953) is 21609954, the average is 10804977.
Base
System
Value
2
Binary
1010010011011110111100001
3
Ternary
1111122220021122
4
Quaternary
1102123313201
5
Quinary
21013004303
6
Senary
2051102025
8
Octal
122336741
10
Decimal
21609953
12
Duodecimal
72a1915
16
Hexadecimal
149bde1
20
Vigesimal
6f14hd
36
Base36
cv6ch
md5
1c2c8f311292183016a566d8295e0122
sha1
0d05e71dff7f17ca015634959aac4945159510c7
sha256
36dc77f6c5f8abd6b2f6da42f74c6d47136b3491cf8fbc0501d8bc10ccfcf1d2
sha512
123497d9361c4ee4d7f2cf701497edae1168bf835f03c5be7ee6f129452296f5616ea0f7730048629dec942705e20ab65966340d9210573799f254e8711adbc9
ripemd-160
b2d8524e2934f3efe39f0a1e3f265bdfe5f92494
Diameter
43219906
Circumference
135779339.17844
Area
1.4670925690086E+15
Volume
4.22717352839E+22
Surface area
5.8683702760344E+15
Circumference
135779339.17844
Perimeter
86439812
Area
466990068662209
Diagonal
30561088.614845
Surface area
2801940411973254
Volume
1.0091633435257E+22
Space diagonal
37429536.545175
Perimeter
64829859
Area
2.0221263138826E+14
Altitude
18714768.272588
Surface area
2.0221263138826E+14
Volume
1.1893104058865E+21
Height
10187029.538282