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12269924 = 2231531867
BaseRepresentation
bin101110110011…
…100101100100
3212002101011122
4232303211210
511120114144
61114553112
7206202242
oct56634544
925071148
1012269924
116a20637
124138798
132707b14
1418b5792
1511257ee
hexbb3964

12269924 has 24 divisors (see below), whose sum is σ = 22595328. Its totient is φ = 5821920.

The previous prime is 12269923. The next prime is 12269941. The reversal of 12269924 is 42996221.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12269923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5639 + ... + 7505.

It is an arithmetic number, because the mean of its divisors is an integer number (941472).

Almost surely, 212269924 is an apocalyptic number.

It is an amenable number.

12269924 is a deficient number, since it is larger than the sum of its proper divisors (10325404).

12269924 is a wasteful number, since it uses less digits than its factorization.

12269924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1955 (or 1953 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 12269924 is about 3502.8451293199. The cubic root of 12269924 is about 230.6467242310.

The spelling of 12269924 in words is "twelve million, two hundred sixty-nine thousand, nine hundred twenty-four".

Divisors: 1 2 4 31 53 62 106 124 212 1643 1867 3286 3734 6572 7468 57877 98951 115754 197902 231508 395804 3067481 6134962 12269924