Base | Representation |
---|---|
bin | 11110011011100… |
… | …01000110101011 |
3 | 122210022220211100 |
4 | 33031301012223 |
5 | 1010322022433 |
6 | 41155132443 |
7 | 6216510240 |
oct | 1715610653 |
9 | 583286740 |
10 | 255267243 |
11 | 121101070 |
12 | 715a4123 |
13 | 40b6800a |
14 | 25c8b5c7 |
15 | 17624b13 |
hex | f3711ab |
255267243 has 48 divisors (see below), whose sum is σ = 461260800. Its totient is φ = 132157440.
The previous prime is 255267227. The next prime is 255267277. The reversal of 255267243 is 342762552.
255267243 is a `hidden beast` number, since 2 + 552 + 67 + 2 + 43 = 666.
It is not a de Polignac number, because 255267243 - 24 = 255267227 is a prime.
It is a super-2 number, since 2×2552672432 = 130322730697642098, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 255267198 and 255267207.
It is not an unprimeable number, because it can be changed into a prime (255267283) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 331563 + ... + 332331.
It is an arithmetic number, because the mean of its divisors is an integer number (9609600).
Almost surely, 2255267243 is an apocalyptic number.
255267243 is a deficient number, since it is larger than the sum of its proper divisors (205993557).
255267243 is a wasteful number, since it uses less digits than its factorization.
255267243 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1272 (or 1269 counting only the distinct ones).
The product of its digits is 100800, while the sum is 36.
The square root of 255267243 is about 15977.0849343677. The cubic root of 255267243 is about 634.3540193276.
The spelling of 255267243 in words is "two hundred fifty-five million, two hundred sixty-seven thousand, two hundred forty-three".
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