Base | Representation |
---|---|
bin | 10001000010000… |
… | …001010011011000 |
3 | 201220200012202000 |
4 | 101002001103120 |
5 | 1041122223141 |
6 | 44204241000 |
7 | 10036524630 |
oct | 2102012330 |
9 | 656605660 |
10 | 285742296 |
11 | 137326464 |
12 | 7b840160 |
13 | 472782a8 |
14 | 29d416c0 |
15 | 1a1445b6 |
hex | 110814d8 |
285742296 has 64 divisors (see below), whose sum is σ = 907123200. Its totient is φ = 81640224.
The previous prime is 285742279. The next prime is 285742313. The reversal of 285742296 is 692247582.
It is an interprime number because it is at equal distance from previous prime (285742279) and next prime (285742313).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92980 + ... + 96003.
It is an arithmetic number, because the mean of its divisors is an integer number (14173800).
Almost surely, 2285742296 is an apocalyptic number.
It is an amenable number.
285742296 is an abundant number, since it is smaller than the sum of its proper divisors (621380904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
285742296 is a wasteful number, since it uses less digits than its factorization.
285742296 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 189005 (or 188995 counting only the distinct ones).
The product of its digits is 483840, while the sum is 45.
The square root of 285742296 is about 16903.9136296894. The cubic root of 285742296 is about 658.6552785780.
The spelling of 285742296 in words is "two hundred eighty-five million, seven hundred forty-two thousand, two hundred ninety-six".
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