Base | Representation |
---|---|
bin | 1010000111111… |
… | …0111111110001 |
3 | 2221220100120202 |
4 | 2201332333301 |
5 | 41332310332 |
6 | 4114044545 |
7 | 1023634316 |
oct | 241767761 |
9 | 87810522 |
10 | 42463217 |
11 | 21a73275 |
12 | 12279755 |
13 | 8a49a84 |
14 | 58d4d0d |
15 | 3adba62 |
hex | 287eff1 |
42463217 has 4 divisors (see below), whose sum is σ = 42676800. Its totient is φ = 42249636.
The previous prime is 42463207. The next prime is 42463219. The reversal of 42463217 is 71236424.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 42463217 - 28 = 42462961 is a prime.
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 42463217.
It is not an unprimeable number, because it can be changed into a prime (42463219) 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 3 ways as a sum of consecutive naturals, for example, 106493 + ... + 106890.
It is an arithmetic number, because the mean of its divisors is an integer number (10669200).
Almost surely, 242463217 is an apocalyptic number.
It is an amenable number.
42463217 is a deficient number, since it is larger than the sum of its proper divisors (213583).
42463217 is a wasteful number, since it uses less digits than its factorization.
42463217 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 213582.
The product of its digits is 8064, while the sum is 29.
The square root of 42463217 is about 6516.3806672109. The cubic root of 42463217 is about 348.8758955896.
The spelling of 42463217 in words is "forty-two million, four hundred sixty-three thousand, two hundred seventeen".
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