Base | Representation |
---|---|
bin | 100101011101110001… |
… | …111011011100101001 |
3 | 10211211120012222000000 |
4 | 211131301323130221 |
5 | 1124341341402210 |
6 | 30251443133213 |
7 | 2622613666245 |
oct | 453561733451 |
9 | 124746188000 |
10 | 40228075305 |
11 | 16073777430 |
12 | 7968374209 |
13 | 3a413b9772 |
14 | 1d389bb425 |
15 | 10a6a39ac0 |
hex | 95dc7b729 |
40228075305 has 112 divisors (see below), whose sum is σ = 80796868416. Its totient is φ = 19050111360.
The previous prime is 40228075291. The next prime is 40228075309. The reversal of 40228075305 is 50357082204.
40228075305 is a `hidden beast` number, since 4 + 0 + 2 + 280 + 75 + 305 = 666.
It is not a de Polignac number, because 40228075305 - 24 = 40228075289 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 40228075305.
It is not an unprimeable number, because it can be changed into a prime (40228075309) by changing a digit.
It is a polite number, since it can be written in 111 ways as a sum of consecutive naturals, for example, 1712419 + ... + 1735751.
Almost surely, 240228075305 is an apocalyptic number.
40228075305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
40228075305 is an abundant number, since it is smaller than the sum of its proper divisors (40568793111).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40228075305 is a wasteful number, since it uses less digits than its factorization.
40228075305 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23410 (or 23395 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 36.
The spelling of 40228075305 in words is "forty billion, two hundred twenty-eight million, seventy-five thousand, three hundred five".
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