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14206438 = 253223601
BaseRepresentation
bin110110001100…
…010111100110
3222201202120101
4312030113212
512114101223
61224254314
7231516121
oct66142746
928652511
1014206438
118023564
12491139a
132c3539c
141c5b3b8
1513a94ad
hexd8c5e6

14206438 has 16 divisors (see below), whose sum is σ = 21845376. Its totient is φ = 6926400.

The previous prime is 14206429. The next prime is 14206477. The reversal of 14206438 is 83460241.

It is a congruent number.

It is an unprimeable number.

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, 23338 + ... + 23938.

It is an arithmetic number, because the mean of its divisors is an integer number (1365336).

Almost surely, 214206438 is an apocalyptic number.

14206438 is a deficient number, since it is larger than the sum of its proper divisors (7638938).

14206438 is a wasteful number, since it uses less digits than its factorization.

14206438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879.

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 14206438 is about 3769.1428733865. The cubic root of 14206438 is about 242.1930817971.

Adding to 14206438 its reverse (83460241), we get a palindrome (97666679).

The spelling of 14206438 in words is "fourteen million, two hundred six thousand, four hundred thirty-eight".

Divisors: 1 2 53 106 223 446 601 1202 11819 23638 31853 63706 134023 268046 7103219 14206438