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12267307 = 132274157
BaseRepresentation
bin101110110010…
…111100101011
3212002020120201
4232302330223
511120023212
61114533031
7206161513
oct56627453
925066521
1012267307
116a19678
124137177
132706880
1418b4843
151124b57
hexbb2f2b

12267307 has 8 divisors (see below), whose sum is σ = 13272336. Its totient is φ = 11271072.

The previous prime is 12267287. The next prime is 12267337. The reversal of 12267307 is 70376221.

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

It is a cyclic number.

It is not a de Polignac number, because 12267307 - 219 = 11743019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12267337) 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, 873 + ... + 5029.

It is an arithmetic number, because the mean of its divisors is an integer number (1659042).

Almost surely, 212267307 is an apocalyptic number.

12267307 is a deficient number, since it is larger than the sum of its proper divisors (1005029).

12267307 is a wasteful number, since it uses less digits than its factorization.

12267307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4397.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 12267307 is about 3502.4715559159. The cubic root of 12267307 is about 230.6303251782.

The spelling of 12267307 in words is "twelve million, two hundred sixty-seven thousand, three hundred seven".

Divisors: 1 13 227 2951 4157 54041 943639 12267307