Base | Representation |
---|---|
bin | 110110110110… |
… | …1100110100110 |
3 | 2000010011222012 |
4 | 1231231212212 |
5 | 24330313421 |
6 | 2504234222 |
7 | 466313546 |
oct | 155554646 |
9 | 60104865 |
10 | 28760486 |
11 | 152641a7 |
12 | 976b972 |
13 | 5c5ca51 |
14 | 3b69326 |
15 | 27d195b |
hex | 1b6d9a6 |
28760486 has 4 divisors (see below), whose sum is σ = 43140732. Its totient is φ = 14380242.
The previous prime is 28760461. The next prime is 28760519. The reversal of 28760486 is 68406782.
It is a semiprime because it is the product of two primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7190120 + ... + 7190123.
It is an arithmetic number, because the mean of its divisors is an integer number (10785183).
Almost surely, 228760486 is an apocalyptic number.
28760486 is a deficient number, since it is larger than the sum of its proper divisors (14380246).
28760486 is a wasteful number, since it uses less digits than its factorization.
28760486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14380245.
The product of its (nonzero) digits is 129024, while the sum is 41.
The square root of 28760486 is about 5362.8803827794. The cubic root of 28760486 is about 306.3835238387.
The spelling of 28760486 in words is "twenty-eight million, seven hundred sixty thousand, four hundred eighty-six".
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