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14866534830 = 2357210113289
BaseRepresentation
bin11011101100001110…
…10101000110101110
31102101002000012220010
431312013111012232
5220421313103310
610455105234050
71034256314100
oct156607250656
942332005803
1014866534830
116339853724
122a6a932926
13152bcb9294
14a10601570
155c024e320
hex3761d51ae

14866534830 has 48 divisors (see below), whose sum is σ = 41504942160. Its totient is φ = 3398064768.

The previous prime is 14866534807. The next prime is 14866534831. The reversal of 14866534830 is 3843566841.

It is a self number, because there is not a number n which added to its sum of digits gives 14866534830.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14866534831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5055175 + ... + 5058114.

It is an arithmetic number, because the mean of its divisors is an integer number (864686295).

Almost surely, 214866534830 is an apocalyptic number.

14866534830 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14866534830 is an abundant number, since it is smaller than the sum of its proper divisors (26638407330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14866534830 is a wasteful number, since it uses less digits than its factorization.

14866534830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10113313 (or 10113306 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 14866534830 in words is "fourteen billion, eight hundred sixty-six million, five hundred thirty-four thousand, eight hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 49 70 98 105 147 210 245 294 490 735 1470 10113289 20226578 30339867 50566445 60679734 70793023 101132890 141586046 151699335 212379069 303398670 353965115 424758138 495551161 707930230 991102322 1061895345 1486653483 2123790690 2477755805 2973306966 4955511610 7433267415 14866534830