Base | Representation |
---|---|
bin | 110110011100… |
… | …0011110100011 |
3 | 1222201010110211 |
4 | 1230320132203 |
5 | 24301333013 |
6 | 2455434551 |
7 | 464416255 |
oct | 154703643 |
9 | 58633424 |
10 | 28542883 |
11 | 15125766 |
12 | 9685a57 |
13 | 5bb49a5 |
14 | 3b0dcd5 |
15 | 278c23d |
hex | 1b387a3 |
28542883 has 8 divisors (see below), whose sum is σ = 30126800. Its totient is φ = 26967168.
The previous prime is 28542863. The next prime is 28542893. The reversal of 28542883 is 38824582.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28542883 - 25 = 28542851 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28542853) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5935 + ... + 9607.
It is an arithmetic number, because the mean of its divisors is an integer number (3765850).
Almost surely, 228542883 is an apocalyptic number.
28542883 is a deficient number, since it is larger than the sum of its proper divisors (1583917).
28542883 is a wasteful number, since it uses less digits than its factorization.
28542883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4101.
The product of its digits is 122880, while the sum is 40.
The square root of 28542883 is about 5342.5539772659. The cubic root of 28542883 is about 305.6088634608.
The spelling of 28542883 in words is "twenty-eight million, five hundred forty-two thousand, eight hundred eighty-three".
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