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14042819 = 79372141
BaseRepresentation
bin110101100100…
…011011000011
3222102110010102
4311210123003
512043332234
61220553015
7230235110
oct65443303
928373112
1014042819
117a2163a
12485276b
132ba8a7b
141c17907
151375c7e
hexd646c3

14042819 has 8 divisors (see below), whose sum is σ = 16073568. Its totient is φ = 12018240.

The previous prime is 14042779. The next prime is 14042837. The reversal of 14042819 is 91824041.

14042819 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 14042819 - 28 = 14042563 is a prime.

It is a super-3 number, since 3×140428193 (a number of 22 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 14042791 and 14042800.

It is not an unprimeable number, because it can be changed into a prime (14042879) 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, 5489 + ... + 7629.

It is an arithmetic number, because the mean of its divisors is an integer number (2009196).

Almost surely, 214042819 is an apocalyptic number.

14042819 is a deficient number, since it is larger than the sum of its proper divisors (2030749).

14042819 is an equidigital number, since it uses as much as digits as its factorization.

14042819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3085.

The product of its (nonzero) digits is 2304, while the sum is 29.

The square root of 14042819 is about 3747.3749478802. The cubic root of 14042819 is about 241.2596903407.

The spelling of 14042819 in words is "fourteen million, forty-two thousand, eight hundred nineteen".

Divisors: 1 7 937 2141 6559 14987 2006117 14042819