Base | Representation |
---|---|
bin | 10010001100110… |
… | …010011101001011 |
3 | 210021112222212110 |
4 | 102030302131023 |
5 | 1111131423113 |
6 | 50144313403 |
7 | 10365236511 |
oct | 2214623513 |
9 | 707488773 |
10 | 305342283 |
11 | 1473a31a4 |
12 | 86312863 |
13 | 4b34b60c |
14 | 2c7a44b1 |
15 | 1bc16bc3 |
hex | 1233274b |
305342283 has 16 divisors (see below), whose sum is σ = 413429120. Its totient is φ = 200418624.
The previous prime is 305342263. The next prime is 305342333. The reversal of 305342283 is 382243503.
It is not a de Polignac number, because 305342283 - 25 = 305342251 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 305342283.
It is not an unprimeable number, because it can be changed into a prime (305342203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192588 + ... + 194166.
It is an arithmetic number, because the mean of its divisors is an integer number (25839320).
Almost surely, 2305342283 is an apocalyptic number.
305342283 is a deficient number, since it is larger than the sum of its proper divisors (108086837).
305342283 is a wasteful number, since it uses less digits than its factorization.
305342283 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2538.
The product of its (nonzero) digits is 17280, while the sum is 30.
The square root of 305342283 is about 17474.0459825422. The cubic root of 305342283 is about 673.3832604931.
Adding to 305342283 its reverse (382243503), we get a palindrome (687585786).
The spelling of 305342283 in words is "three hundred five million, three hundred forty-two thousand, two hundred eighty-three".
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