Base | Representation |
---|---|
bin | 11110011001011… |
… | …11110111010111 |
3 | 122202211100021022 |
4 | 33030233313113 |
5 | 1010240000043 |
6 | 41145311355 |
7 | 6214315205 |
oct | 1714576727 |
9 | 582740238 |
10 | 255000023 |
11 | 120a39323 |
12 | 7149555b |
13 | 40aa34b5 |
14 | 25c1c075 |
15 | 175c0868 |
hex | f32fdd7 |
255000023 has 4 divisors (see below), whose sum is σ = 258493248. Its totient is φ = 251506800.
The previous prime is 255000001. The next prime is 255000043. The reversal of 255000023 is 320000552.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 255000023 - 220 = 253951447 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 254999965 and 255000010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255000043) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1746503 + ... + 1746648.
It is an arithmetic number, because the mean of its divisors is an integer number (64623312).
Almost surely, 2255000023 is an apocalyptic number.
255000023 is a deficient number, since it is larger than the sum of its proper divisors (3493225).
255000023 is an equidigital number, since it uses as much as digits as its factorization.
255000023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3493224.
The product of its (nonzero) digits is 300, while the sum is 17.
The square root of 255000023 is about 15968.7201428292. The cubic root of 255000023 is about 634.1325896039.
Adding to 255000023 its reverse (320000552), we get a palindrome (575000575).
The spelling of 255000023 in words is "two hundred fifty-five million, twenty-three", and thus it is an aban number.
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