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14132591 = 119831307
BaseRepresentation
bin110101111010…
…010101101111
3222121000021022
4311322111233
512104220331
61222524355
7231060614
oct65722557
928530238
1014132591
117a83030
1248966bb
132c0a8a5
141c3c50b
15139267b
hexd7a56f

14132591 has 8 divisors (see below), whose sum is σ = 15444864. Its totient is φ = 12824920.

The previous prime is 14132579. The next prime is 14132611. The reversal of 14132591 is 19523141.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14132591 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14132591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14132551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10160 + ... + 11466.

It is an arithmetic number, because the mean of its divisors is an integer number (1930608).

Almost surely, 214132591 is an apocalyptic number.

14132591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14132591 is a deficient number, since it is larger than the sum of its proper divisors (1312273).

14132591 is a wasteful number, since it uses less digits than its factorization.

14132591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2301.

The product of its digits is 1080, while the sum is 26.

The square root of 14132591 is about 3759.3338505645. Note that the first 3 decimals coincide. The cubic root of 14132591 is about 241.7727016785.

It can be divided in two parts, 1413 and 2591, that added together give a palindrome (4004).

The spelling of 14132591 in words is "fourteen million, one hundred thirty-two thousand, five hundred ninety-one".

Divisors: 1 11 983 1307 10813 14377 1284781 14132591