Base | Representation |
---|---|
bin | 110110100001… |
… | …0110110011110 |
3 | 1222210021202120 |
4 | 1231002312132 |
5 | 24304212444 |
6 | 2500403410 |
7 | 464654166 |
oct | 155026636 |
9 | 58707676 |
10 | 28585374 |
11 | 15154684 |
12 | 96a6566 |
13 | 5bcb12c |
14 | 3b215a6 |
15 | 2799b19 |
hex | 1b42d9e |
28585374 has 8 divisors (see below), whose sum is σ = 57170760. Its totient is φ = 9528456.
The previous prime is 28585331. The next prime is 28585399. The reversal of 28585374 is 47358582.
It is a sphenic number, since it is the product of 3 distinct primes.
28585374 is an admirable number.
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 in 3 ways as a sum of consecutive naturals, for example, 2382109 + ... + 2382120.
It is an arithmetic number, because the mean of its divisors is an integer number (7146345).
Almost surely, 228585374 is an apocalyptic number.
28585374 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28585374 is a wasteful number, since it uses less digits than its factorization.
28585374 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4764234.
The product of its digits is 268800, while the sum is 42.
The square root of 28585374 is about 5346.5291545076. The cubic root of 28585374 is about 305.7604387561.
The spelling of 28585374 in words is "twenty-eight million, five hundred eighty-five thousand, three hundred seventy-four".
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