Base | Representation |
---|---|
bin | 1010000011111… |
… | …1011111000011 |
3 | 2221102010201212 |
4 | 2200333133003 |
5 | 41300444300 |
6 | 4104320335 |
7 | 1021502015 |
oct | 240773703 |
9 | 87363655 |
10 | 42203075 |
11 | 21905882 |
12 | 121730ab |
13 | 8988545 |
14 | 58681b5 |
15 | 3a89935 |
hex | 283f7c3 |
42203075 has 6 divisors (see below), whose sum is σ = 52331844. Its totient is φ = 33762440.
The previous prime is 42203069. The next prime is 42203087. The reversal of 42203075 is 57030224.
It is not a de Polignac number, because 42203075 - 216 = 42137539 is a prime.
It is a super-3 number, since 3×422030753 (a number of 24 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 42203075.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 844037 + ... + 844086.
It is an arithmetic number, because the mean of its divisors is an integer number (8721974).
Almost surely, 242203075 is an apocalyptic number.
42203075 is a deficient number, since it is larger than the sum of its proper divisors (10128769).
42203075 is a wasteful number, since it uses less digits than its factorization.
42203075 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1688133 (or 1688128 counting only the distinct ones).
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 42203075 is about 6496.3893818028. The cubic root of 42203075 is about 348.1619973959.
Adding to 42203075 its reverse (57030224), we get a palindrome (99233299).
The spelling of 42203075 in words is "forty-two million, two hundred three thousand, seventy-five".
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