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14444661 = 372118933
BaseRepresentation
bin110111000110…
…100001110101
31000011212100110
4313012201311
512144212121
61233333233
7233530500
oct67064165
930155313
1014444661
118176540
124a07219
132cb994a
141cc0137
151404d76
hexdc6875

14444661 has 24 divisors (see below), whose sum is σ = 24443424. Its totient is φ = 7502880.

The previous prime is 14444659. The next prime is 14444671. The reversal of 14444661 is 16644441.

It is not a de Polignac number, because 14444661 - 21 = 14444659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14444671) 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 23 ways as a sum of consecutive naturals, for example, 2850 + ... + 6083.

It is an arithmetic number, because the mean of its divisors is an integer number (1018476).

Almost surely, 214444661 is an apocalyptic number.

14444661 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

14444661 is a deficient number, since it is larger than the sum of its proper divisors (9998763).

14444661 is a wasteful number, since it uses less digits than its factorization.

14444661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8961 (or 8954 counting only the distinct ones).

The product of its digits is 9216, while the sum is 30.

The square root of 14444661 is about 3800.6132399917. The cubic root of 14444661 is about 243.5393361955.

It can be divided in two parts, 1444 and 4661, that added together give a triangular number (6105 = T110).

The spelling of 14444661 in words is "fourteen million, four hundred forty-four thousand, six hundred sixty-one".

Divisors: 1 3 7 11 21 33 49 77 147 231 539 1617 8933 26799 62531 98263 187593 294789 437717 687841 1313151 2063523 4814887 14444661