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12267283 = 76128729
BaseRepresentation
bin101110110010…
…111100010011
3212002020112211
4232302330103
511120023113
61114532551
7206161450
oct56627423
925066484
1012267283
116a19656
124137157
132706862
1418b4827
151124b3d
hexbb2f13

12267283 has 8 divisors (see below), whose sum is σ = 14250080. Its totient is φ = 10342080.

The previous prime is 12267263. The next prime is 12267287. The reversal of 12267283 is 38276221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12267283 - 217 = 12136211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12267287) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13938 + ... + 14791.

It is an arithmetic number, because the mean of its divisors is an integer number (1781260).

Almost surely, 212267283 is an apocalyptic number.

12267283 is a deficient number, since it is larger than the sum of its proper divisors (1982797).

12267283 is an equidigital number, since it uses as much as digits as its factorization.

12267283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28797.

The product of its digits is 8064, while the sum is 31.

The square root of 12267283 is about 3502.4681297622. The cubic root of 12267283 is about 230.6301747749.

The spelling of 12267283 in words is "twelve million, two hundred sixty-seven thousand, two hundred eighty-three".

Divisors: 1 7 61 427 28729 201103 1752469 12267283