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200745016542 = 23279771630721
BaseRepresentation
bin1011101011110101010…
…1011101110011011110
3201012011021011110001200
42322331111131303132
511242111211012132
6232115422220330
720334435325620
oct2727525356336
9635137143050
10200745016542
1178154368154
1232aa51246a6
1315c12790575
149a05016c10
15534da89d7c
hex2ebd55dcde

200745016542 has 48 divisors (see below), whose sum is σ = 497591988192. Its totient is φ = 57296977920.

The previous prime is 200745016447. The next prime is 200745016547. The reversal of 200745016542 is 245610547002.

It is a happy number.

200745016542 is a `hidden beast` number, since 2 + 0 + 0 + 7 + 450 + 165 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 200745016497 and 200745016506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200745016547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 692259 + ... + 938462.

It is an arithmetic number, because the mean of its divisors is an integer number (10366499754).

Almost surely, 2200745016542 is an apocalyptic number.

200745016542 is an abundant number, since it is smaller than the sum of its proper divisors (296846971650).

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

200745016542 is a wasteful number, since it uses less digits than its factorization.

200745016542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631713 (or 1631710 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The spelling of 200745016542 in words is "two hundred billion, seven hundred forty-five million, sixteen thousand, five hundred forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 977 1954 2931 5862 6839 8793 13678 17586 20517 41034 61551 123102 1630721 3261442 4892163 9784326 11415047 14676489 22830094 29352978 34245141 68490282 102735423 205470846 1593214417 3186428834 4779643251 9559286502 11152500919 14338929753 22305001838 28677859506 33457502757 66915005514 100372508271 200745016542