Base | Representation |
---|---|
bin | 110101011111… |
… | …0011001011110 |
3 | 1221202201112221 |
4 | 1222332121132 |
5 | 24134332341 |
6 | 2441015554 |
7 | 460234366 |
oct | 152763136 |
9 | 57681487 |
10 | 28042846 |
11 | 14914007 |
12 | 94845ba |
13 | 5a6b200 |
14 | 3a1d9a6 |
15 | 26dded1 |
hex | 1abe65e |
28042846 has 24 divisors (see below), whose sum is σ = 45918360. Its totient is φ = 12838176.
The previous prime is 28042823. The next prime is 28042849. The reversal of 28042846 is 64824082.
It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28042849) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54840 + ... + 55348.
It is an arithmetic number, because the mean of its divisors is an integer number (1913265).
Almost surely, 228042846 is an apocalyptic number.
28042846 is a gapful number since it is divisible by the number (26) formed by its first and last digit.
28042846 is a deficient number, since it is larger than the sum of its proper divisors (17875514).
28042846 is a wasteful number, since it uses less digits than its factorization.
28042846 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 700 (or 687 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 34.
The square root of 28042846 is about 5295.5496409721. The cubic root of 28042846 is about 303.8137059783.
The spelling of 28042846 in words is "twenty-eight million, forty-two thousand, eight hundred forty-six".
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