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14478814 = 272147743
BaseRepresentation
bin110111001110…
…110111011110
31000020121012101
4313032313132
512201310224
61234155314
7234032200
oct67166736
930217171
1014478814
11819a169
124a22b3a
132ccc35c
141ccc770
151410044
hexdcedde

14478814 has 12 divisors (see below), whose sum is σ = 25264224. Its totient is φ = 6205164.

The previous prime is 14478811. The next prime is 14478833. The reversal of 14478814 is 41887441.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14478811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73774 + ... + 73969.

It is an arithmetic number, because the mean of its divisors is an integer number (2105352).

Almost surely, 214478814 is an apocalyptic number.

14478814 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

14478814 is a deficient number, since it is larger than the sum of its proper divisors (10785410).

14478814 is a wasteful number, since it uses less digits than its factorization.

14478814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147759 (or 147752 counting only the distinct ones).

The product of its digits is 28672, while the sum is 37.

The square root of 14478814 is about 3805.1036779568. The cubic root of 14478814 is about 243.7311268315.

The spelling of 14478814 in words is "fourteen million, four hundred seventy-eight thousand, eight hundred fourteen".

Divisors: 1 2 7 14 49 98 147743 295486 1034201 2068402 7239407 14478814