Base | Representation |
---|---|
bin | 1000010110001110011… |
… | …11000010010001111100 |
3 | 1000102022022110102012222 |
4 | 10023013033002101330 |
5 | 14144341433332040 |
6 | 335431531144512 |
7 | 26502300410054 |
oct | 4130717022174 |
9 | 1012268412188 |
10 | 286810449020 |
11 | 1006aa026447 |
12 | 477042a5138 |
13 | 2107a3c0984 |
14 | dc4b554564 |
15 | 76d97b8bb5 |
hex | 42c73c247c |
286810449020 has 24 divisors (see below), whose sum is σ = 603453593904. Its totient is φ = 114504817536.
The previous prime is 286810449017. The next prime is 286810449031. The reversal of 286810449020 is 20944018682.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13699409 + ... + 13720328.
It is an arithmetic number, because the mean of its divisors is an integer number (25143899746).
Almost surely, 2286810449020 is an apocalyptic number.
286810449020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
286810449020 is an abundant number, since it is smaller than the sum of its proper divisors (316643144884).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
286810449020 is a wasteful number, since it uses less digits than its factorization.
286810449020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27420269 (or 27420267 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 44.
The spelling of 286810449020 in words is "two hundred eighty-six billion, eight hundred ten million, four hundred forty-nine thousand, twenty".
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