21037255 is an odd 8-digits composite number following 21037254
and preceding 21037256 . In scientific notation, it is written as 2.1037255 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 16809216 positive integers (up to 21037255) that are relatively prime to 21037255.
21037255 has 8 divisors, whose sum is 25275600
The reverse of 21037255 is 55273012
Previous prime number is 1019
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million thirty-seven thousand two hundred fifty-five
Scientific notation
2.1037255 × 10^7
Engineering notation
2.1037255 × 10^6
Prime Factorization
5 × 1019 × 4129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21037255
Product of the distinct prime numbers
The prime factorization of 21037255 is 5 × 1019 × 4129.
Since it has a total of 3 prime factors.
1 , 2 , 63 , 86 , 542 , 620 , 7170 , 3353 , 26144 , 65433 , 857081 , 932655 , 8231924 , 4420874 , 49040368 , 73711622 , 739773541 , 736772285 , 188006574 , 2831240726
n×2
42074510
n×3
63111765
n×4
84149020
n×5
105186275
n÷2
10518627.5
n÷3
7012418.3333333
n÷3
5259313.75
n÷5
4207451
n2
442566097935025
n3
9.3103758566141E+21
n4
1.9586475104143E+29
n5
4.1204567131702E+36
2 √n
4586.6387474925
3 √n
276.0554700174
4 √n
67.724727740262
5 √n
29.147265319361
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
-21037254
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 21037255 can be divided by 8 positive divisors.
The sum of these divisors (counting 21037255) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010000000011000111
3
Ternary
1110120210200121
4
Quaternary
1100100003013
5
Quinary
20341143010
6
Senary
2030522411
8
Octal
120200307
10
Decimal
21037255
12
Duodecimal
7066407
16
Hexadecimal
14100c7
20
Vigesimal
6b9d2f
36
Base36
ciwg7
md5
114a232ca9b86d569c62f6ff63c2c862
sha1
29654f5a07a7920c0ae2b1b1b76c3023034707ec
sha256
568b21b2f2b25607d4c1257b9febe14238ef97cd825b72d3e56c185ba3a213c3
sha512
7ef82a9baabd3099bff8b3fe130e79bab18ced68b995592c9bcdee3fae78f44edd3c7bd5b4fc277f713c2f9eaf8b55de2ac9cc4f8107291c5a61597ab35658a9
ripemd-160
b6fa6a42e2f87f257809a3a7bccd8ead3e5bc678
Diameter
42074510
Circumference
132180971.51939
Area
1.3903624020006E+15
Volume
3.8999211191065E+22
Surface area
5.5614496080023E+15
Circumference
132180971.51939
Perimeter
84149020
Area
442566097935025
Diagonal
29751171.336101
Surface area
2655396587610150
Volume
9.3103758566141E+21
Space diagonal
36437594.511782
Perimeter
63111765
Area
1.9163674183274E+14
Altitude
18218797.255891
Surface area
1.9163674183274E+14
Volume
1.0972383172679E+21
Height
9917057.1120337