Base | Representation |
---|---|
bin | 10001001000000… |
… | …101111001111100 |
3 | 202000200002011110 |
4 | 101020011321330 |
5 | 1042024142022 |
6 | 44302322020 |
7 | 10056204330 |
oct | 2110057174 |
9 | 660602143 |
10 | 287334012 |
11 | 138213329 |
12 | 80289310 |
13 | 476b4934 |
14 | 2a2377c0 |
15 | 1a35b00c |
hex | 11205e7c |
287334012 has 48 divisors (see below), whose sum is σ = 779224320. Its totient is φ = 80702592.
The previous prime is 287333993. The next prime is 287334013. The reversal of 287334012 is 210433782.
It is a super-2 number, since 2×2873340122 = 165121668904032288, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (287334013) 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 15 ways as a sum of consecutive naturals, for example, 24033 + ... + 33944.
It is an arithmetic number, because the mean of its divisors is an integer number (16233840).
Almost surely, 2287334012 is an apocalyptic number.
It is an amenable number.
287334012 is an abundant number, since it is smaller than the sum of its proper divisors (491890308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
287334012 is a wasteful number, since it uses less digits than its factorization.
287334012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58050 (or 58048 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 30.
The square root of 287334012 is about 16950.9295320345. The cubic root of 287334012 is about 659.8760189522.
Adding to 287334012 its reverse (210433782), we get a palindrome (497767794).
The spelling of 287334012 in words is "two hundred eighty-seven million, three hundred thirty-four thousand, twelve".
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