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12607 = 71801
BaseRepresentation
bin11000100111111
3122021221
43010333
5400412
6134211
751520
oct30477
918257
1012607
119521
127367
13597a
144847
153b07
hex313f

12607 has 4 divisors (see below), whose sum is σ = 14416. Its totient is φ = 10800.

The previous prime is 12601. The next prime is 12611. The reversal of 12607 is 70621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12607 - 27 = 12479 is a prime.

It is a Duffinian number.

12607 is a lucky number.

It is a nialpdrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 894 + ... + 907.

It is an arithmetic number, because the mean of its divisors is an integer number (3604).

212607 is an apocalyptic number.

12607 is a deficient number, since it is larger than the sum of its proper divisors (1809).

12607 is an equidigital number, since it uses as much as digits as its factorization.

12607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 12607 is about 112.2808977520. The cubic root of 12607 is about 23.2739761145.

The spelling of 12607 in words is "twelve thousand, six hundred seven".

Divisors: 1 7 1801 12607