Base | Representation |
---|---|
bin | 11110100000100… |
… | …11000000110111 |
3 | 122211120121112120 |
4 | 33100103000313 |
5 | 1011004233143 |
6 | 41221251023 |
7 | 6225241560 |
oct | 1720230067 |
9 | 584517476 |
10 | 255930423 |
11 | 121514351 |
12 | 71863a73 |
13 | 4103ab28 |
14 | 25dc1167 |
15 | 17706383 |
hex | f413037 |
255930423 has 32 divisors (see below), whose sum is σ = 407116800. Its totient is φ = 139915776.
The previous prime is 255930413. The next prime is 255930431. The reversal of 255930423 is 324039552.
It is not a de Polignac number, because 255930423 - 28 = 255930167 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (255930413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 66958 + ... + 70676.
It is an arithmetic number, because the mean of its divisors is an integer number (12722400).
Almost surely, 2255930423 is an apocalyptic number.
255930423 is a deficient number, since it is larger than the sum of its proper divisors (151186377).
255930423 is a wasteful number, since it uses less digits than its factorization.
255930423 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3871.
The product of its (nonzero) digits is 32400, while the sum is 33.
The square root of 255930423 is about 15997.8255709956. The cubic root of 255930423 is about 634.9028913027.
Adding to 255930423 its reverse (324039552), we get a palindrome (579969975).
The spelling of 255930423 in words is "two hundred fifty-five million, nine hundred thirty thousand, four hundred twenty-three".
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