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14831492 = 2213285221
BaseRepresentation
bin111000100100…
…111110000100
31000220111222112
4320210332010
512244101432
61245520152
7240031334
oct70447604
930814875
1014831492
118410135
124b73058
1330c3a40
141d810c4
15147e7b2
hexe24f84

14831492 has 12 divisors (see below), whose sum is σ = 27951756. Its totient is φ = 6845280.

The previous prime is 14831491. The next prime is 14831501. The reversal of 14831492 is 29413841.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6270016 + 8561476 = 2504^2 + 2926^2 .

It is not an unprimeable number, because it can be changed into a prime (14831491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142559 + ... + 142662.

It is an arithmetic number, because the mean of its divisors is an integer number (2329313).

Almost surely, 214831492 is an apocalyptic number.

It is an amenable number.

14831492 is a deficient number, since it is larger than the sum of its proper divisors (13120264).

14831492 is a wasteful number, since it uses less digits than its factorization.

14831492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285238 (or 285236 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 14831492 is about 3851.1676151526. The cubic root of 14831492 is about 245.6942242629.

The spelling of 14831492 in words is "fourteen million, eight hundred thirty-one thousand, four hundred ninety-two".

Divisors: 1 2 4 13 26 52 285221 570442 1140884 3707873 7415746 14831492