Base | Representation |
---|---|
bin | 100111010011101000… |
… | …101000000110101101 |
3 | 11000221100210211121000 |
4 | 213103220220012231 |
5 | 1142414032121034 |
6 | 31215555030513 |
7 | 3022613353410 |
oct | 472350500655 |
9 | 130840724530 |
10 | 42205348269 |
11 | 16998900917 |
12 | 821a59b439 |
13 | 3c97c37376 |
14 | 208543bb77 |
15 | 117040d599 |
hex | 9d3a281ad |
42205348269 has 16 divisors (see below), whose sum is σ = 71458791040. Its totient is φ = 24117341760.
The previous prime is 42205348253. The next prime is 42205348303. The reversal of 42205348269 is 96284350224.
42205348269 is a `hidden beast` number, since 42 + 2 + 0 + 5 + 348 + 269 = 666.
It is not a de Polignac number, because 42205348269 - 24 = 42205348253 is a prime.
It is a super-2 number, since 2×422053482692 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42205348169) 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 15 ways as a sum of consecutive naturals, for example, 111654172 + ... + 111654549.
It is an arithmetic number, because the mean of its divisors is an integer number (4466174440).
Almost surely, 242205348269 is an apocalyptic number.
It is an amenable number.
42205348269 is a deficient number, since it is larger than the sum of its proper divisors (29253442771).
42205348269 is a wasteful number, since it uses less digits than its factorization.
42205348269 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223308737 (or 223308731 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 45.
The spelling of 42205348269 in words is "forty-two billion, two hundred five million, three hundred forty-eight thousand, two hundred sixty-nine".
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