Base | Representation |
---|---|
bin | 110110110011… |
… | …1110010110111 |
3 | 2000001222100001 |
4 | 1231213302313 |
5 | 24324033240 |
6 | 2503532131 |
7 | 466154311 |
oct | 155476267 |
9 | 60058301 |
10 | 28736695 |
11 | 15248339 |
12 | 975a047 |
13 | 5c51c80 |
14 | 3b607b1 |
15 | 27c989a |
hex | 1b67cb7 |
28736695 has 24 divisors (see below), whose sum is σ = 38209248. Its totient is φ = 20624640.
The previous prime is 28736677. The next prime is 28736699. The reversal of 28736695 is 59663782.
It is not a de Polignac number, because 28736695 - 25 = 28736663 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28736699) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109134 + ... + 109396.
It is an arithmetic number, because the mean of its divisors is an integer number (1592052).
Almost surely, 228736695 is an apocalyptic number.
28736695 is a deficient number, since it is larger than the sum of its proper divisors (9472553).
28736695 is a wasteful number, since it uses less digits than its factorization.
28736695 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 363 (or 322 counting only the distinct ones).
The product of its digits is 544320, while the sum is 46.
The square root of 28736695 is about 5360.6618061579. The cubic root of 28736695 is about 306.2990192255.
The spelling of 28736695 in words is "twenty-eight million, seven hundred thirty-six thousand, six hundred ninety-five".
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