Base | Representation |
---|---|
bin | 1010011011001… |
… | …01110001011000 |
3 | 20002112212000102 |
4 | 11031211301120 |
5 | 134341324124 |
6 | 12402154532 |
7 | 2111205242 |
oct | 515456130 |
9 | 202485012 |
10 | 87448664 |
11 | 453a9526 |
12 | 25352a48 |
13 | 1516a894 |
14 | b885092 |
15 | 7a25aae |
hex | 5365c58 |
87448664 has 16 divisors (see below), whose sum is σ = 164122200. Its totient is φ = 43682752.
The previous prime is 87448637. The next prime is 87448667. The reversal of 87448664 is 46684478.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (87448667) 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 3 ways as a sum of consecutive naturals, for example, 4892 + ... + 14100.
Almost surely, 287448664 is an apocalyptic number.
It is an amenable number.
87448664 is a deficient number, since it is larger than the sum of its proper divisors (76673536).
87448664 is a wasteful number, since it uses less digits than its factorization.
87448664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10402 (or 10398 counting only the distinct ones).
The product of its digits is 1032192, while the sum is 47.
The square root of 87448664 is about 9351.3990397159. The cubic root of 87448664 is about 443.8651620962.
The spelling of 87448664 in words is "eighty-seven million, four hundred forty-eight thousand, six hundred sixty-four".
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