Base | Representation |
---|---|
bin | 1010011000100… |
… | …01011100011000 |
3 | 20001220022012112 |
4 | 11030101130120 |
5 | 134244301011 |
6 | 12350531452 |
7 | 2105236232 |
oct | 514213430 |
9 | 201808175 |
10 | 87103256 |
11 | 45192a69 |
12 | 25206b88 |
13 | 150795b6 |
14 | b7d5252 |
15 | 79a858b |
hex | 5311718 |
87103256 has 16 divisors (see below), whose sum is σ = 163904040. Its totient is φ = 43395520.
The previous prime is 87103241. The next prime is 87103279. The reversal of 87103256 is 65230178.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17126 + ... + 21621.
Almost surely, 287103256 is an apocalyptic number.
It is an amenable number.
87103256 is a deficient number, since it is larger than the sum of its proper divisors (76800784).
87103256 is a wasteful number, since it uses less digits than its factorization.
87103256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39034 (or 39030 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 32.
The square root of 87103256 is about 9332.9125143226. The cubic root of 87103256 is about 443.2799925774.
The spelling of 87103256 in words is "eighty-seven million, one hundred three thousand, two hundred fifty-six".
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