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12383275 = 52677393
BaseRepresentation
bin101111001111…
…010000101011
3212022010122211
4233033100223
511132231100
61121225551
7210153562
oct57172053
925263584
1012383275
116a98813
1241922b7
1327475a8
141904bd9
1511491ba
hexbcf42b

12383275 has 12 divisors (see below), whose sum is σ = 15586552. Its totient is φ = 9757440.

The previous prime is 12383263. The next prime is 12383279. The reversal of 12383275 is 57238321.

It is not a de Polignac number, because 12383275 - 25 = 12383243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12383279) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2022 + ... + 5371.

Almost surely, 212383275 is an apocalyptic number.

12383275 is a deficient number, since it is larger than the sum of its proper divisors (3203277).

12383275 is an equidigital number, since it uses as much as digits as its factorization.

12383275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7470 (or 7465 counting only the distinct ones).

The product of its digits is 10080, while the sum is 31.

The square root of 12383275 is about 3518.9877805983. The cubic root of 12383275 is about 231.3547954538.

The spelling of 12383275 in words is "twelve million, three hundred eighty-three thousand, two hundred seventy-five".

Divisors: 1 5 25 67 335 1675 7393 36965 184825 495331 2476655 12383275