Base | Representation |
---|---|
bin | 1111000011000… |
… | …0001110101101 |
3 | 11101202102112112 |
4 | 3300300032231 |
5 | 112124041414 |
6 | 10132413405 |
7 | 1364305214 |
oct | 360601655 |
9 | 141672475 |
10 | 63112109 |
11 | 32697075 |
12 | 19177265 |
13 | 100c9658 |
14 | 854c07b |
15 | 5819d3e |
hex | 3c303ad |
63112109 has 6 divisors (see below), whose sum is σ = 67043274. Its totient is φ = 59399360.
The previous prime is 63112103. The next prime is 63112141. The reversal of 63112109 is 90121136.
It is a happy number.
63112109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 3 ways, for example, as 45024100 + 18088009 = 6710^2 + 4253^2 .
It is not a de Polignac number, because 63112109 - 212 = 63108013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (63112103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 108902 + ... + 109479.
It is an arithmetic number, because the mean of its divisors is an integer number (11173879).
Almost surely, 263112109 is an apocalyptic number.
It is an amenable number.
63112109 is a deficient number, since it is larger than the sum of its proper divisors (3931165).
63112109 is a wasteful number, since it uses less digits than its factorization.
63112109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 218415 (or 218398 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 23.
The square root of 63112109 is about 7944.3129973586. The cubic root of 63112109 is about 398.1416063875.
The spelling of 63112109 in words is "sixty-three million, one hundred twelve thousand, one hundred nine".
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