Base | Representation |
---|---|
bin | 1010001010111… |
… | …1110001001100 |
3 | 2222021111121200 |
4 | 2202233301030 |
5 | 41410203423 |
6 | 4122225500 |
7 | 1025425614 |
oct | 242576114 |
9 | 88244550 |
10 | 42662988 |
11 | 2209a375 |
12 | 12355290 |
13 | 8ab9994 |
14 | 5947a44 |
15 | 3b2ad43 |
hex | 28afc4c |
42662988 has 36 divisors (see below), whose sum is σ = 108265248. Its totient is φ = 14165280.
The previous prime is 42662957. The next prime is 42662993. The reversal of 42662988 is 88926624.
42662988 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 7570 + ... + 11942.
It is an arithmetic number, because the mean of its divisors is an integer number (3007368).
Almost surely, 242662988 is an apocalyptic number.
It is an amenable number.
42662988 is an abundant number, since it is smaller than the sum of its proper divisors (65602260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42662988 is a wasteful number, since it uses less digits than its factorization.
42662988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4654 (or 4649 counting only the distinct ones).
The product of its digits is 331776, while the sum is 45.
The square root of 42662988 is about 6531.6910520936. The cubic root of 42662988 is about 349.4221430705.
The spelling of 42662988 in words is "forty-two million, six hundred sixty-two thousand, nine hundred eighty-eight".
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