Base | Representation |
---|---|
bin | 110101011011… |
… | …1011100000111 |
3 | 1221201021110021 |
4 | 1222313130013 |
5 | 24132424333 |
6 | 2440240011 |
7 | 460055320 |
oct | 152673407 |
9 | 57637407 |
10 | 28014343 |
11 | 148a4655 |
12 | 9470007 |
13 | 5a5b246 |
14 | 3a13447 |
15 | 26d582d |
hex | 1ab7707 |
28014343 has 4 divisors (see below), whose sum is σ = 32016400. Its totient is φ = 24012288.
The previous prime is 28014331. The next prime is 28014347. The reversal of 28014343 is 34341082.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28014343 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28014347) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2001018 + ... + 2001031.
It is an arithmetic number, because the mean of its divisors is an integer number (8004100).
Almost surely, 228014343 is an apocalyptic number.
28014343 is a deficient number, since it is larger than the sum of its proper divisors (4002057).
28014343 is an equidigital number, since it uses as much as digits as its factorization.
28014343 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4002056.
The product of its (nonzero) digits is 2304, while the sum is 25.
The square root of 28014343 is about 5292.8577347214. The cubic root of 28014343 is about 303.7107380934.
The spelling of 28014343 in words is "twenty-eight million, fourteen thousand, three hundred forty-three".
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