Base | Representation |
---|---|
bin | 10001000001001… |
… | …001011111001001 |
3 | 201220020121010111 |
4 | 101001021133021 |
5 | 1041042414143 |
6 | 44155314321 |
7 | 10034553244 |
oct | 2101113711 |
9 | 656217114 |
10 | 285513673 |
11 | 13718a715 |
12 | 7b74b9a1 |
13 | 471c8203 |
14 | 29cc225b |
15 | 1a0eb99d |
hex | 110497c9 |
285513673 has 8 divisors (see below), whose sum is σ = 291916800. Its totient is φ = 279124320.
The previous prime is 285513667. The next prime is 285513677. The reversal of 285513673 is 376315582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-285513673 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (285513677) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46408 + ... + 52198.
It is an arithmetic number, because the mean of its divisors is an integer number (36489600).
Almost surely, 2285513673 is an apocalyptic number.
It is an amenable number.
285513673 is a deficient number, since it is larger than the sum of its proper divisors (6403127).
285513673 is a wasteful number, since it uses less digits than its factorization.
285513673 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6887.
The product of its digits is 151200, while the sum is 40.
The square root of 285513673 is about 16897.1498484212. The cubic root of 285513673 is about 658.4795678922.
The spelling of 285513673 in words is "two hundred eighty-five million, five hundred thirteen thousand, six hundred seventy-three".
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