Base | Representation |
---|---|
bin | 11010100101110101… |
… | …110011010101010011 |
3 | 2201200211220102020100 |
4 | 122211311303111103 |
5 | 431433322221212 |
6 | 21041111343443 |
7 | 2030356153614 |
oct | 324565632523 |
9 | 81624812210 |
10 | 28552148307 |
11 | 11121a41691 |
12 | 564a081b83 |
13 | 2900431017 |
14 | 154c03bc0b |
15 | b21980bdc |
hex | 6a5d73553 |
28552148307 has 12 divisors (see below), whose sum is σ = 42201108664. Its totient is φ = 18592096320.
The previous prime is 28552148281. The next prime is 28552148357. The reversal of 28552148307 is 70384125582.
28552148307 is a `hidden beast` number, since 2 + 8 + 552 + 14 + 83 + 0 + 7 = 666.
It is not a de Polignac number, because 28552148307 - 216 = 28552082771 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28552148357) 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, 36888694 + ... + 36889467.
Almost surely, 228552148307 is an apocalyptic number.
28552148307 is a deficient number, since it is larger than the sum of its proper divisors (13648960357).
28552148307 is a wasteful number, since it uses less digits than its factorization.
28552148307 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73778210 (or 73778207 counting only the distinct ones).
The product of its (nonzero) digits is 537600, while the sum is 45.
The spelling of 28552148307 in words is "twenty-eight billion, five hundred fifty-two million, one hundred forty-eight thousand, three hundred seven".
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