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206054605513236 = 22361568349532881
BaseRepresentation
bin101110110110011111010011…
…100100001110001000010100
31000000120121221202002002112210
4232312133103210032020110
5204001444313002410421
62010124102354113420
761254645133116024
oct5666372344161024
91000517852062483
10206054605513236
115a7232a3a86037
121b13a91a57b870
138ac8b3458924c
1438c514ba77a84
1518c4e46d9d576
hexbb67d390e214

206054605513236 has 48 divisors (see below), whose sum is σ = 488761948635968. Its totient is φ = 67546997798400.

The previous prime is 206054605513231. The next prime is 206054605513247. The reversal of 206054605513236 is 632315506450602.

It is a happy number.

206054605513236 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206054605513231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20606485 + ... + 28926396.

Almost surely, 2206054605513236 is an apocalyptic number.

It is an amenable number.

206054605513236 is an abundant number, since it is smaller than the sum of its proper divisors (282707343122732).

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

206054605513236 is a wasteful number, since it uses less digits than its factorization.

206054605513236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49538632 (or 49538630 counting only the distinct ones).

The product of its (nonzero) digits is 3888000, while the sum is 48.

The spelling of 206054605513236 in words is "two hundred six trillion, fifty-four billion, six hundred five million, five hundred thirteen thousand, two hundred thirty-six".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 5683 11366 17049 22732 34098 68196 346663 693326 1039989 1386652 2079978 4159956 49532881 99065762 148598643 198131524 297197286 594394572 3021505741 6043011482 9064517223 12086022964 18129034446 36258068892 281495362723 562990725446 844486088169 1125981450892 1688972176338 3377944352676 17171217126103 34342434252206 51513651378309 68684868504412 103027302756618 206054605513236