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14040523 = 72005789
BaseRepresentation
bin110101100011…
…110111001011
3222102022222101
4311203313023
512043244043
61220534231
7230225320
oct65436713
928368871
1014040523
117a1a942
124851377
132ba7a03
141c16b47
15137524d
hexd63dcb

14040523 has 4 divisors (see below), whose sum is σ = 16046320. Its totient is φ = 12034728.

The previous prime is 14040493. The next prime is 14040527. The reversal of 14040523 is 32504041.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14040523 - 213 = 14032331 is a prime.

It is a super-2 number, since 2×140405232 = 394272572227058, which contains 22 as substring.

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 14040523.

It is not an unprimeable number, because it can be changed into a prime (14040527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1002888 + ... + 1002901.

It is an arithmetic number, because the mean of its divisors is an integer number (4011580).

Almost surely, 214040523 is an apocalyptic number.

14040523 is a deficient number, since it is larger than the sum of its proper divisors (2005797).

14040523 is an equidigital number, since it uses as much as digits as its factorization.

14040523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2005796.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 14040523 is about 3747.0685875762. The cubic root of 14040523 is about 241.2465409761.

Adding to 14040523 its reverse (32504041), we get a palindrome (46544564).

The spelling of 14040523 in words is "fourteen million, forty thousand, five hundred twenty-three".

Divisors: 1 7 2005789 14040523