Base | Representation |
---|---|
bin | 1010110110010… |
… | …1101000010101 |
3 | 10011121220012001 |
4 | 2231211220111 |
5 | 43122130140 |
6 | 4303155301 |
7 | 1061533525 |
oct | 255455025 |
9 | 104556161 |
10 | 45505045 |
11 | 23760683 |
12 | 132a5b31 |
13 | 9573481 |
14 | 6087685 |
15 | 3edce9a |
hex | 2b65a15 |
45505045 has 16 divisors (see below), whose sum is σ = 55520640. Its totient is φ = 35800000.
The previous prime is 45505013. The next prime is 45505069. The reversal of 45505045 is 54050554.
45505045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 45505045 - 25 = 45505013 is a prime.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 126576 + ... + 126934.
It is an arithmetic number, because the mean of its divisors is an integer number (3470040).
Almost surely, 245505045 is an apocalyptic number.
It is an amenable number.
45505045 is a deficient number, since it is larger than the sum of its proper divisors (10015595).
45505045 is a wasteful number, since it uses less digits than its factorization.
45505045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 716.
The product of its (nonzero) digits is 10000, while the sum is 28.
The square root of 45505045 is about 6745.7427315308. The cubic root of 45505045 is about 357.0150432922.
Adding to 45505045 its reverse (54050554), we get a palindrome (99555599).
The spelling of 45505045 in words is "forty-five million, five hundred five thousand, forty-five".
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