Base | Representation |
---|---|
bin | 11101101100100… |
… | …00100110111100 |
3 | 122100201211120202 |
4 | 32312100212330 |
5 | 1002232323303 |
6 | 40415103032 |
7 | 6113233100 |
oct | 1666204674 |
9 | 570654522 |
10 | 249104828 |
11 | 118682165 |
12 | 6b511a78 |
13 | 3c7bb10b |
14 | 25125900 |
15 | 16d08c88 |
hex | ed909bc |
249104828 has 18 divisors (see below), whose sum is σ = 507106656. Its totient is φ = 106759128.
The previous prime is 249104797. The next prime is 249104833. The reversal of 249104828 is 828401942.
It is a junction number, because it is equal to n+sod(n) for n = 249104791 and 249104800.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 635276 + ... + 635667.
It is an arithmetic number, because the mean of its divisors is an integer number (28172592).
Almost surely, 2249104828 is an apocalyptic number.
249104828 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
249104828 is an abundant number, since it is smaller than the sum of its proper divisors (258001828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
249104828 is a wasteful number, since it uses less digits than its factorization.
249104828 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1270961 (or 1270952 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 38.
The square root of 249104828 is about 15783.0550908245. The cubic root of 249104828 is about 629.2077283572.
The spelling of 249104828 in words is "two hundred forty-nine million, one hundred four thousand, eight hundred twenty-eight".
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