Base | Representation |
---|---|
bin | 1011101101011001… |
… | …10100100011010001 |
3 | 121020010000122112100 |
4 | 11312230310203101 |
5 | 100333311201434 |
6 | 2515443551013 |
7 | 311532521334 |
oct | 56654644321 |
9 | 17203018470 |
10 | 6286428369 |
11 | 2736585751 |
12 | 127538b469 |
13 | 792524400 |
14 | 438c8c61b |
15 | 26bd65699 |
hex | 176b348d1 |
6286428369 has 81 divisors (see below), whose sum is σ = 10475253243. Its totient is φ = 3630710304.
The previous prime is 6286428319. The next prime is 6286428377. The reversal of 6286428369 is 9638246826.
The square root of 6286428369 is 79287.
It is a perfect power (a square), and thus also a powerful number.
6286428369 is a `hidden beast` number, since 628 + 6 + 4 + 2 + 8 + 3 + 6 + 9 = 666.
It can be written as a sum of positive squares in only one way, i.e., 929945025 + 5356483344 = 30495^2 + 73188^2 .
It is not a de Polignac number, because 6286428369 - 29 = 6286427857 is a prime.
It is a super-2 number, since 2×62864283692 = 79038363277136000322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (6286428319) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 58751614 + ... + 58751720.
Almost surely, 26286428369 is an apocalyptic number.
6286428369 is the 79287-th square number.
6286428369 is the 39644-th centered octagonal number.
It is an amenable number.
6286428369 is a deficient number, since it is larger than the sum of its proper divisors (4188824874).
6286428369 is a wasteful number, since it uses less digits than its factorization.
6286428369 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 284 (or 142 counting only the distinct ones).
The product of its digits is 5971968, while the sum is 54.
The cubic root of 6286428369 is about 1845.5875723481.
The spelling of 6286428369 in words is "six billion, two hundred eighty-six million, four hundred twenty-eight thousand, three hundred sixty-nine".
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