Base | Representation |
---|---|
bin | 1100110111110… |
… | …0010011010000 |
3 | 10202120210120110 |
4 | 3031330103100 |
5 | 102310032022 |
6 | 5205041320 |
7 | 1223610036 |
oct | 315742320 |
9 | 122523513 |
10 | 53986512 |
11 | 28523958 |
12 | 160b6240 |
13 | b252aa8 |
14 | 7254556 |
15 | 4b1600c |
hex | 337c4d0 |
53986512 has 20 divisors (see below), whose sum is σ = 139465280. Its totient is φ = 17995488.
The previous prime is 53986481. The next prime is 53986547. The reversal of 53986512 is 21568935.
53986512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×539865122 = 5829086955852288, which contains 22 as substring.
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 3 ways as a sum of consecutive naturals, for example, 562312 + ... + 562407.
It is an arithmetic number, because the mean of its divisors is an integer number (6973264).
Almost surely, 253986512 is an apocalyptic number.
It is an amenable number.
53986512 is an abundant number, since it is smaller than the sum of its proper divisors (85478768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53986512 is a wasteful number, since it uses less digits than its factorization.
53986512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1124730 (or 1124724 counting only the distinct ones).
The product of its digits is 64800, while the sum is 39.
The square root of 53986512 is about 7347.5514288775. The cubic root of 53986512 is about 377.9448423199.
The spelling of 53986512 in words is "fifty-three million, nine hundred eighty-six thousand, five hundred twelve".
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