Base | Representation |
---|---|
bin | 1010011001101… |
… | …00110011000011 |
3 | 20002011122211220 |
4 | 11030310303003 |
5 | 134313414232 |
6 | 12354010123 |
7 | 2106411354 |
oct | 514646303 |
9 | 202148756 |
10 | 87248067 |
11 | 45281845 |
12 | 25276943 |
13 | 150ca49a |
14 | b831d2b |
15 | 79d642c |
hex | 5334cc3 |
87248067 has 8 divisors (see below), whose sum is σ = 117924624. Its totient is φ = 57368448.
The previous prime is 87248059. The next prime is 87248071. The reversal of 87248067 is 76084278.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 87248067 - 23 = 87248059 is a prime.
It is a super-2 number, since 2×872480672 = 15224450390472978, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (87248047) 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, 198978 + ... + 199415.
It is an arithmetic number, because the mean of its divisors is an integer number (14740578).
Almost surely, 287248067 is an apocalyptic number.
87248067 is a deficient number, since it is larger than the sum of its proper divisors (30676557).
87248067 is a wasteful number, since it uses less digits than its factorization.
87248067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 398469.
The product of its (nonzero) digits is 150528, while the sum is 42.
The square root of 87248067 is about 9340.6673744439. The cubic root of 87248067 is about 443.5255106799.
The spelling of 87248067 in words is "eighty-seven million, two hundred forty-eight thousand, sixty-seven".
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