Base | Representation |
---|---|
bin | 110101110110… |
… | …1101110000011 |
3 | 1222010120102210 |
4 | 1223231232003 |
5 | 24212033200 |
6 | 2445113203 |
7 | 462002445 |
oct | 153555603 |
9 | 58116383 |
10 | 28236675 |
11 | 14a366a5 |
12 | 9558803 |
13 | 5b084bc |
14 | 3a70495 |
15 | 272b650 |
hex | 1aedb83 |
28236675 has 24 divisors (see below), whose sum is σ = 46854144. Its totient is φ = 15004960.
The previous prime is 28236673. The next prime is 28236701. The reversal of 28236675 is 57663282.
It is not a de Polignac number, because 28236675 - 21 = 28236673 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28236673) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28234 + ... + 29216.
It is an arithmetic number, because the mean of its divisors is an integer number (1952256).
Almost surely, 228236675 is an apocalyptic number.
28236675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
28236675 is a deficient number, since it is larger than the sum of its proper divisors (18617469).
28236675 is a wasteful number, since it uses less digits than its factorization.
28236675 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1379 (or 1374 counting only the distinct ones).
The product of its digits is 120960, while the sum is 39.
The square root of 28236675 is about 5313.8192479609. The cubic root of 28236675 is about 304.5120748230.
The spelling of 28236675 in words is "twenty-eight million, two hundred thirty-six thousand, six hundred seventy-five".
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