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14053919 = 111277629
BaseRepresentation
bin110101100111…
…001000011111
3222110000100112
4311213020133
512044211134
61221120235
7230312345
oct65471037
928400315
1014053919
117a29a10
12485907b
132bb0b39
141c1b995
1513791ce
hexd6721f

14053919 has 4 divisors (see below), whose sum is σ = 15331560. Its totient is φ = 12776280.

The previous prime is 14053909. The next prime is 14053933. The reversal of 14053919 is 91935041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91935041 = 118357731.

It is not a de Polignac number, because 14053919 - 24 = 14053903 is a prime.

It is a super-2 number, since 2×140539192 = 395025278517122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14053909) 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, 638804 + ... + 638825.

It is an arithmetic number, because the mean of its divisors is an integer number (3832890).

Almost surely, 214053919 is an apocalyptic number.

14053919 is a deficient number, since it is larger than the sum of its proper divisors (1277641).

14053919 is a wasteful number, since it uses less digits than its factorization.

14053919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277640.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 14053919 is about 3748.8556920746. The cubic root of 14053919 is about 241.3232406691.

The spelling of 14053919 in words is "fourteen million, fifty-three thousand, nine hundred nineteen".

Divisors: 1 11 1277629 14053919