Base | Representation |
---|---|
bin | 10000111111011… |
… | …001001100110001 |
3 | 201212101020020010 |
4 | 100333121030301 |
5 | 1040433204440 |
6 | 44141405133 |
7 | 10030626324 |
oct | 2077311461 |
9 | 655336203 |
10 | 285053745 |
11 | 1369a6109 |
12 | 7b5697a9 |
13 | 47096a72 |
14 | 29c027bb |
15 | 1a05a580 |
hex | 10fd9331 |
285053745 has 16 divisors (see below), whose sum is σ = 456793920. Its totient is φ = 151792704.
The previous prime is 285053737. The next prime is 285053759. The reversal of 285053745 is 547350582.
It is not a de Polignac number, because 285053745 - 23 = 285053737 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4534 + ... + 24303.
It is an arithmetic number, because the mean of its divisors is an integer number (28549620).
Almost surely, 2285053745 is an apocalyptic number.
It is an amenable number.
285053745 is a deficient number, since it is larger than the sum of its proper divisors (171740175).
285053745 is a wasteful number, since it uses less digits than its factorization.
285053745 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29504.
The product of its (nonzero) digits is 168000, while the sum is 39.
The square root of 285053745 is about 16883.5347306185. The cubic root of 285053745 is about 658.1258008809.
It can be divided in two parts, 2850537 and 45, that added together give a palindrome (2850582).
The spelling of 285053745 in words is "two hundred eighty-five million, fifty-three thousand, seven hundred forty-five".
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