Base | Representation |
---|---|
bin | 1010000011011… |
… | …01011011001001 |
3 | 12212200121212220 |
4 | 11001231123021 |
5 | 133042144111 |
6 | 12211324253 |
7 | 2042554353 |
oct | 501553311 |
9 | 185617786 |
10 | 84334281 |
11 | 43671659 |
12 | 242b0689 |
13 | 1461a155 |
14 | b2b40d3 |
15 | 760ce06 |
hex | 506d6c9 |
84334281 has 8 divisors (see below), whose sum is σ = 113477760. Its totient is φ = 55706832.
The previous prime is 84334279. The next prime is 84334301. The reversal of 84334281 is 18243348.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 84334281 - 21 = 84334279 is a prime.
It is a super-3 number, since 3×843342813 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (84334231) 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 7 ways as a sum of consecutive naturals, for example, 128625 + ... + 129278.
It is an arithmetic number, because the mean of its divisors is an integer number (14184720).
Almost surely, 284334281 is an apocalyptic number.
It is an amenable number.
84334281 is a deficient number, since it is larger than the sum of its proper divisors (29143479).
84334281 is a wasteful number, since it uses less digits than its factorization.
84334281 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 258015.
The product of its digits is 18432, while the sum is 33.
The square root of 84334281 is about 9183.3698063402. The cubic root of 84334281 is about 438.5320934807.
The spelling of 84334281 in words is "eighty-four million, three hundred thirty-four thousand, two hundred eighty-one".
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