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14488131 = 371740583
BaseRepresentation
bin110111010001…
…001001000011
31000021001222110
4313101021003
512202110011
61234310403
7234101310
oct67211103
930231873
1014488131
1181a6169
124a28403
133003678
141cd1d07
151412ba6
hexdd1243

14488131 has 16 divisors (see below), whose sum is σ = 23376384. Its totient is φ = 7791744.

The previous prime is 14488093. The next prime is 14488141. The reversal of 14488131 is 13188441.

It is not a de Polignac number, because 14488131 - 27 = 14488003 is a prime.

It is a super-2 number, since 2×144881312 = 419811879746322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14488141) 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 15 ways as a sum of consecutive naturals, for example, 19935 + ... + 20648.

It is an arithmetic number, because the mean of its divisors is an integer number (1461024).

Almost surely, 214488131 is an apocalyptic number.

14488131 is a deficient number, since it is larger than the sum of its proper divisors (8888253).

14488131 is a wasteful number, since it uses less digits than its factorization.

14488131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40610.

The product of its digits is 3072, while the sum is 30.

The square root of 14488131 is about 3806.3277578264. The cubic root of 14488131 is about 243.7833952929.

The spelling of 14488131 in words is "fourteen million, four hundred eighty-eight thousand, one hundred thirty-one".

Divisors: 1 3 7 17 21 51 119 357 40583 121749 284081 689911 852243 2069733 4829377 14488131