Base | Representation |
---|---|
bin | 10001000001111… |
… | …111000101000110 |
3 | 201220122202020202 |
4 | 101001333011012 |
5 | 1041121430230 |
6 | 44204130502 |
7 | 10036456241 |
oct | 2101770506 |
9 | 656582222 |
10 | 285733190 |
11 | 13731a636 |
12 | 7b836a32 |
13 | 472740c2 |
14 | 29d3c258 |
15 | 1a141a45 |
hex | 1107f146 |
285733190 has 8 divisors (see below), whose sum is σ = 514319760. Its totient is φ = 114293272.
The previous prime is 285733177. The next prime is 285733193. The reversal of 285733190 is 91337582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×2857331902 = 163286911735152200, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (285733193) by changing a digit.
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, 14286650 + ... + 14286669.
It is an arithmetic number, because the mean of its divisors is an integer number (64289970).
Almost surely, 2285733190 is an apocalyptic number.
285733190 is a deficient number, since it is larger than the sum of its proper divisors (228586570).
285733190 is a wasteful number, since it uses less digits than its factorization.
285733190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28573326.
The product of its (nonzero) digits is 45360, while the sum is 38.
The square root of 285733190 is about 16903.6442816335. The cubic root of 285733190 is about 658.6482818555.
The spelling of 285733190 in words is "two hundred eighty-five million, seven hundred thirty-three thousand, one hundred ninety".
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