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13234939758 = 234301927061
BaseRepresentation
bin11000101001101110…
…10010011101101110
31021011100212121020000
430110313102131232
5204101121033013
610025142405130
7645655063125
oct142467223556
937140777200
1013234939758
115681862147
1226944307a6
13132bc70501
148d7a44abc
15526dad973
hex314dd276e

13234939758 has 40 divisors (see below), whose sum is σ = 29666988120. Its totient is φ = 4410022320.

The previous prime is 13234939741. The next prime is 13234939789. The reversal of 13234939758 is 85793943231.

13234939758 is a `hidden beast` number, since 13 + 2 + 3 + 493 + 97 + 58 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 475548 + ... + 502608.

It is an arithmetic number, because the mean of its divisors is an integer number (741674703).

Almost surely, 213234939758 is an apocalyptic number.

13234939758 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

13234939758 is an abundant number, since it is smaller than the sum of its proper divisors (16432048362).

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

13234939758 is a wasteful number, since it uses less digits than its factorization.

13234939758 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30094 (or 30085 counting only the distinct ones).

The product of its digits is 4898880, while the sum is 54.

The spelling of 13234939758 in words is "thirteen billion, two hundred thirty-four million, nine hundred thirty-nine thousand, seven hundred fifty-eight".

Divisors: 1 2 3 6 9 18 27 54 81 162 3019 6038 9057 18114 27061 27171 54122 54342 81183 81513 162366 163026 243549 244539 487098 489078 730647 1461294 2191941 4383882 81697159 163394318 245091477 490182954 735274431 1470548862 2205823293 4411646586 6617469879 13234939758