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14479823 = 131110533
BaseRepresentation
bin110111001111…
…000111001111
31000020122120202
4313033013033
512201323243
61234204115
7234035141
oct67170717
930218522
1014479823
11819a9a6
124a2363b
132ccc957
141cccc91
1514104b8
hexdcf1cf

14479823 has 4 divisors (see below), whose sum is σ = 14590488. Its totient is φ = 14369160.

The previous prime is 14479799. The next prime is 14479841. The reversal of 14479823 is 32897441.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32897441 = 54176073.

It is a cyclic number.

It is not a de Polignac number, because 14479823 - 28 = 14479567 is a prime.

It is a super-2 number, since 2×144798232 = 419330548222658, 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 (14479853) 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, 55136 + ... + 55397.

It is an arithmetic number, because the mean of its divisors is an integer number (3647622).

Almost surely, 214479823 is an apocalyptic number.

14479823 is a deficient number, since it is larger than the sum of its proper divisors (110665).

14479823 is a wasteful number, since it uses less digits than its factorization.

14479823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110664.

The product of its digits is 48384, while the sum is 38.

The square root of 14479823 is about 3805.2362607334. The cubic root of 14479823 is about 243.7367884139.

The spelling of 14479823 in words is "fourteen million, four hundred seventy-nine thousand, eight hundred twenty-three".

Divisors: 1 131 110533 14479823