Base | Representation |
---|---|
bin | 110110101010… |
… | …1101001000110 |
3 | 1222221012100020 |
4 | 1231111221012 |
5 | 24314143332 |
6 | 2502200010 |
7 | 465424452 |
oct | 155255106 |
9 | 58835306 |
10 | 28662342 |
11 | 151a7495 |
12 | 9723006 |
13 | 5c27187 |
14 | 3b41662 |
15 | 27b282c |
hex | 1b55a46 |
28662342 has 8 divisors (see below), whose sum is σ = 57324696. Its totient is φ = 9554112.
The previous prime is 28662341. The next prime is 28662343. The reversal of 28662342 is 24326682.
It is an interprime number because it is at equal distance from previous prime (28662341) and next prime (28662343).
It is a sphenic number, since it is the product of 3 distinct primes.
28662342 is an admirable number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28662341) 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 3 ways as a sum of consecutive naturals, for example, 2388523 + ... + 2388534.
It is an arithmetic number, because the mean of its divisors is an integer number (7165587).
Almost surely, 228662342 is an apocalyptic number.
28662342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28662342 is a wasteful number, since it uses less digits than its factorization.
28662342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4777062.
The product of its digits is 27648, while the sum is 33.
The square root of 28662342 is about 5353.7222565240. The cubic root of 28662342 is about 306.0346195186.
The spelling of 28662342 in words is "twenty-eight million, six hundred sixty-two thousand, three hundred forty-two".
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