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12267901 = 192367419
BaseRepresentation
bin101110110011…
…000101111101
3212002021101201
4232303011331
511120033101
61114535501
7206163322
oct56630575
925067351
1012267901
116a1a068
124137591
132706c19
1418b4b49
151124e01
hexbb317d

12267901 has 16 divisors (see below), whose sum is σ = 13708800. Its totient is φ = 10924848.

The previous prime is 12267889. The next prime is 12267923. The reversal of 12267901 is 10976221.

It is a happy number.

12267901 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12267901 - 211 = 12265853 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 12267901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12267401) 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, 29070 + ... + 29488.

It is an arithmetic number, because the mean of its divisors is an integer number (856800).

Almost surely, 212267901 is an apocalyptic number.

It is an amenable number.

12267901 is a deficient number, since it is larger than the sum of its proper divisors (1440899).

12267901 is a wasteful number, since it uses less digits than its factorization.

12267901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 12267901 is about 3502.5563521520. The cubic root of 12267901 is about 230.6340475981.

The spelling of 12267901 in words is "twelve million, two hundred sixty-seven thousand, nine hundred one".

Divisors: 1 19 23 67 419 437 1273 1541 7961 9637 28073 29279 183103 533387 645679 12267901