Base | Representation |
---|---|
bin | 10001001100010… |
… | …000101101110000 |
3 | 202002201121021110 |
4 | 101030100231300 |
5 | 1042314124424 |
6 | 44341553320 |
7 | 10101405435 |
oct | 2114205560 |
9 | 662647243 |
10 | 288426864 |
11 | 13889a410 |
12 | 80715840 |
13 | 479a81ab |
14 | 2a43db8c |
15 | 1a4c4c29 |
hex | 11310b70 |
288426864 has 40 divisors (see below), whose sum is σ = 812840832. Its totient is φ = 87401920.
The previous prime is 288426863. The next prime is 288426871. The reversal of 288426864 is 468624882.
288426864 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (288426863) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 272604 + ... + 273659.
Almost surely, 2288426864 is an apocalyptic number.
288426864 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
288426864 is an abundant number, since it is smaller than the sum of its proper divisors (524413968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
288426864 is a wasteful number, since it uses less digits than its factorization.
288426864 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 546285 (or 546279 counting only the distinct ones).
The product of its digits is 1179648, while the sum is 48.
The square root of 288426864 is about 16983.1346929829. The cubic root of 288426864 is about 660.7115558177.
The spelling of 288426864 in words is "two hundred eighty-eight million, four hundred twenty-six thousand, eight hundred sixty-four".
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