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14006837 = 131077449
BaseRepresentation
bin110101011011…
…101000110101
3222100121202202
4311123220311
512041204322
61220114245
7230025155
oct65335065
928317682
1014006837
1179a75a9
124835985
132b95590
141c08765
15136a292
hexd5ba35

14006837 has 4 divisors (see below), whose sum is σ = 15084300. Its totient is φ = 12929376.

The previous prime is 14006833. The next prime is 14006849. The reversal of 14006837 is 73860041.

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

It can be written as a sum of positive squares in 2 ways, for example, as 749956 + 13256881 = 866^2 + 3641^2 .

It is a cyclic number.

It is not a de Polignac number, because 14006837 - 22 = 14006833 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14006833) 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, 538712 + ... + 538737.

It is an arithmetic number, because the mean of its divisors is an integer number (3771075).

Almost surely, 214006837 is an apocalyptic number.

It is an amenable number.

14006837 is a deficient number, since it is larger than the sum of its proper divisors (1077463).

14006837 is a wasteful number, since it uses less digits than its factorization.

14006837 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077462.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 14006837 is about 3742.5709078119. The cubic root of 14006837 is about 241.0534537056.

Adding to 14006837 its reverse (73860041), we get a palindrome (87866878).

The spelling of 14006837 in words is "fourteen million, six thousand, eight hundred thirty-seven".

Divisors: 1 13 1077449 14006837