Base | Representation |
---|---|
bin | 1010011001111… |
… | …01101001001101 |
3 | 20002020111112220 |
4 | 11030331221031 |
5 | 134321044201 |
6 | 12354445553 |
7 | 2106622116 |
oct | 514755115 |
9 | 202214486 |
10 | 87284301 |
11 | 452a6a95 |
12 | 252938b9 |
13 | 15110b20 |
14 | b84120d |
15 | 79e2036 |
hex | 533da4d |
87284301 has 16 divisors (see below), whose sum is σ = 126577920. Its totient is φ = 53179200.
The previous prime is 87284299. The next prime is 87284303. The reversal of 87284301 is 10348278.
It is an interprime number because it is at equal distance from previous prime (87284299) and next prime (87284303).
It is not a de Polignac number, because 87284301 - 21 = 87284299 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87284303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7141 + ... + 15018.
It is an arithmetic number, because the mean of its divisors is an integer number (7911120).
Almost surely, 287284301 is an apocalyptic number.
It is an amenable number.
87284301 is a deficient number, since it is larger than the sum of its proper divisors (39293619).
87284301 is a wasteful number, since it uses less digits than its factorization.
87284301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22276.
The product of its (nonzero) digits is 10752, while the sum is 33.
The square root of 87284301 is about 9342.6067561468. The cubic root of 87284301 is about 443.5869006901.
The spelling of 87284301 in words is "eighty-seven million, two hundred eighty-four thousand, three hundred one".
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