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13205353214 = 247599724547
BaseRepresentation
bin11000100110001100…
…11011001011111110
31021002022012110010002
430103012123023332
5204021032300324
610022204314302
7645145436024
oct142306331376
937068173102
1013205353214
115667094359
122686542992
131325ab1791
148d3b42714
155244b73ae
hex31319b2fe

13205353214 has 32 divisors (see below), whose sum is σ = 20785282560. Its totient is φ = 6286917888.

The previous prime is 13205353127. The next prime is 13205353223. The reversal of 13205353214 is 41235350231.

It is a happy number.

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 525689 + ... + 550235.

It is an arithmetic number, because the mean of its divisors is an integer number (649540080).

Almost surely, 213205353214 is an apocalyptic number.

13205353214 is a deficient number, since it is larger than the sum of its proper divisors (7579929346).

13205353214 is a wasteful number, since it uses less digits than its factorization.

13205353214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24752.

The product of its (nonzero) digits is 10800, while the sum is 29.

The spelling of 13205353214 in words is "thirteen billion, two hundred five million, three hundred fifty-three thousand, two hundred fourteen".

Divisors: 1 2 47 59 94 97 118 194 2773 4559 5546 5723 9118 11446 24547 49094 268981 537962 1153709 1448273 2307418 2381059 2896546 4762118 68068831 111909773 136137662 140482481 223819546 280964962 6602676607 13205353214