Base | Representation |
---|---|
bin | 1010001000000… |
… | …1110101101111 |
3 | 2221220221120002 |
4 | 2202001311233 |
5 | 41333143423 |
6 | 4114214515 |
7 | 1024013264 |
oct | 242016557 |
9 | 87827502 |
10 | 42474863 |
11 | 21a80aa2 |
12 | 1228443b |
13 | 8a52172 |
14 | 58d926b |
15 | 3ae0228 |
hex | 2881d6f |
42474863 has 2 divisors, whose sum is σ = 42474864. Its totient is φ = 42474862.
The previous prime is 42474847. The next prime is 42474871. The reversal of 42474863 is 36847424.
42474863 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 42474863 - 24 = 42474847 is a prime.
It is a super-2 number, since 2×424748632 = 3608227973737538, which contains 22 as substring.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (42474463) 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 as a sum of consecutive naturals, namely, 21237431 + 21237432.
It is an arithmetic number, because the mean of its divisors is an integer number (21237432).
Almost surely, 242474863 is an apocalyptic number.
42474863 is a deficient number, since it is larger than the sum of its proper divisors (1).
42474863 is an equidigital number, since it uses as much as digits as its factorization.
42474863 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 129024, while the sum is 38.
The square root of 42474863 is about 6517.2742001545. The cubic root of 42474863 is about 348.9077870130.
The spelling of 42474863 in words is "forty-two million, four hundred seventy-four thousand, eight hundred sixty-three".
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