Base | Representation |
---|---|
bin | 11011010000111… |
… | …00110011110111 |
3 | 120221100112210221 |
4 | 31220130303313 |
5 | 432022120300 |
6 | 34405555211 |
7 | 5444660635 |
oct | 1550346367 |
9 | 527315727 |
10 | 228707575 |
11 | 108110428 |
12 | 64715b07 |
13 | 384c8c35 |
14 | 22536355 |
15 | 1512a31a |
hex | da1ccf7 |
228707575 has 12 divisors (see below), whose sum is σ = 284501880. Its totient is φ = 182382560.
The previous prime is 228707573. The next prime is 228707587. The reversal of 228707575 is 575707822.
It is not a de Polignac number, because 228707575 - 21 = 228707573 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (228707573) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6505 + ... + 22354.
It is an arithmetic number, because the mean of its divisors is an integer number (23708490).
Almost surely, 2228707575 is an apocalyptic number.
228707575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
228707575 is a deficient number, since it is larger than the sum of its proper divisors (55794305).
228707575 is a wasteful number, since it uses less digits than its factorization.
228707575 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29186 (or 29181 counting only the distinct ones).
The product of its (nonzero) digits is 274400, while the sum is 43.
The square root of 228707575 is about 15123.0808699815. The cubic root of 228707575 is about 611.5427891827.
The spelling of 228707575 in words is "two hundred twenty-eight million, seven hundred seven thousand, five hundred seventy-five".
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