Base | Representation |
---|---|
bin | 11110011100111… |
… | …00000100000000 |
3 | 122210122212012021 |
4 | 33032130010000 |
5 | 1010343140300 |
6 | 41203011224 |
7 | 6221142235 |
oct | 1716340400 |
9 | 583585167 |
10 | 255443200 |
11 | 121211291 |
12 | 71669b14 |
13 | 40bca12c |
14 | 25cd578c |
15 | 1765bd1a |
hex | f39c100 |
255443200 has 108 divisors (see below), whose sum is σ = 638709120. Its totient is φ = 101140480.
The previous prime is 255443197. The next prime is 255443249. The reversal of 255443200 is 2344552.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1068681 + ... + 1068919.
Almost surely, 2255443200 is an apocalyptic number.
255443200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 255443200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319354560).
255443200 is an abundant number, since it is smaller than the sum of its proper divisors (383265920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255443200 is a wasteful number, since it uses less digits than its factorization.
255443200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 432 (or 413 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 25.
The square root of 255443200 is about 15982.5905284469. The cubic root of 255443200 is about 634.4997403273.
Adding to 255443200 its reverse (2344552), we get a palindrome (257787752).
It can be divided in two parts, 2554 and 43200, that added together give a palindrome (45754).
The spelling of 255443200 in words is "two hundred fifty-five million, four hundred forty-three thousand, two hundred".
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