Base | Representation |
---|---|
bin | 1010001000000… |
… | …0001010000000 |
3 | 2221220121002201 |
4 | 2202000022000 |
5 | 41332433333 |
6 | 4114122544 |
7 | 1023654214 |
oct | 242001200 |
9 | 87817081 |
10 | 42467968 |
11 | 21a768a4 |
12 | 12280454 |
13 | 8a4bc9a |
14 | 58d6944 |
15 | 3add17d |
hex | 2880280 |
42467968 has 16 divisors (see below), whose sum is σ = 84604410. Its totient is φ = 21233920.
The previous prime is 42467963. The next prime is 42468001. The reversal of 42467968 is 86976424.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 23736384 + 18731584 = 4872^2 + 4328^2 .
It is a tau number, because it is divible by the number of its divisors (16).
It is not an unprimeable number, because it can be changed into a prime (42467963) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (5) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165763 + ... + 166018.
Almost surely, 242467968 is an apocalyptic number.
It is an amenable number.
42467968 is a deficient number, since it is larger than the sum of its proper divisors (42136442).
42467968 is an equidigital number, since it uses as much as digits as its factorization.
42467968 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 331795 (or 331783 counting only the distinct ones).
The product of its digits is 580608, while the sum is 46.
The square root of 42467968 is about 6516.7451998678. The cubic root of 42467968 is about 348.8889064390. Note that the first 3 decimals are identical.
The spelling of 42467968 in words is "forty-two million, four hundred sixty-seven thousand, nine hundred sixty-eight".
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