Base | Representation |
---|---|
bin | 1010000111110… |
… | …1000010101011 |
3 | 2221212221121020 |
4 | 2201331002223 |
5 | 41332031321 |
6 | 4113543523 |
7 | 1023602061 |
oct | 241750253 |
9 | 87787536 |
10 | 42455211 |
11 | 21a68257 |
12 | 12274ba3 |
13 | 8a46236 |
14 | 58d2031 |
15 | 3ad94c6 |
hex | 287d0ab |
42455211 has 8 divisors (see below), whose sum is σ = 57053184. Its totient is φ = 28080360.
The previous prime is 42455191. The next prime is 42455219. The reversal of 42455211 is 11255424.
42455211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-42455211 is a prime.
It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (42455219) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55335 + ... + 56096.
It is an arithmetic number, because the mean of its divisors is an integer number (7131648).
Almost surely, 242455211 is an apocalyptic number.
42455211 is a deficient number, since it is larger than the sum of its proper divisors (14597973).
42455211 is a wasteful number, since it uses less digits than its factorization.
42455211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 111561.
The product of its digits is 1600, while the sum is 24.
The square root of 42455211 is about 6515.7663401936. The cubic root of 42455211 is about 348.8539685653.
The spelling of 42455211 in words is "forty-two million, four hundred fifty-five thousand, two hundred eleven".
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