Base | Representation |
---|---|
bin | 11010011100010010… |
… | …111000110000100000 |
3 | 2201021200120001210201 |
4 | 122130102320300200 |
5 | 431121323004134 |
6 | 21013151034544 |
7 | 2023403010535 |
oct | 323422706040 |
9 | 81250501721 |
10 | 28392000544 |
11 | 1104a5a9266 |
12 | 560450ba54 |
13 | 28a61bb22b |
14 | 1534a70d8c |
15 | b12899914 |
hex | 69c4b8c20 |
28392000544 has 24 divisors (see below), whose sum is σ = 55903045968. Its totient is φ = 14194401600.
The previous prime is 28392000503. The next prime is 28392000629. The reversal of 28392000544 is 44500029382.
It is a happy number.
It is a super-2 number, since 2×283920005442 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270199 + ... + 360265.
It is an arithmetic number, because the mean of its divisors is an integer number (2329293582).
Almost surely, 228392000544 is an apocalyptic number.
28392000544 is the 90067-th nonagonal number.
It is an amenable number.
28392000544 is a deficient number, since it is larger than the sum of its proper divisors (27511045424).
28392000544 is an equidigital number, since it uses as much as digits as its factorization.
28392000544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 99928 (or 99920 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 37.
The spelling of 28392000544 in words is "twenty-eight billion, three hundred ninety-two million, five hundred forty-four", and thus it is an aban number.
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