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542213516718 = 232221313611827
BaseRepresentation
bin1111110001111100111…
…00011010110110101110
31220211112210101112211200
413320332130122312232
532340423130013333
61053031153230330
754113361563556
oct7707634326656
91824483345750
10542213516718
11199a514383a5
12891022623a6
133c190985133
141c35978a166
15e186b06c13
hex7e3e71adae

542213516718 has 24 divisors (see below), whose sum is σ = 1175326900488. Its totient is φ = 180656154672.

The previous prime is 542213516707. The next prime is 542213516731. The reversal of 542213516718 is 817615312245.

542213516718 is a `hidden beast` number, since 5 + 4 + 221 + 351 + 6 + 71 + 8 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6766080 + ... + 6845747.

It is an arithmetic number, because the mean of its divisors is an integer number (48971954187).

Almost surely, 2542213516718 is an apocalyptic number.

542213516718 is an abundant number, since it is smaller than the sum of its proper divisors (633113383770).

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

542213516718 is a wasteful number, since it uses less digits than its factorization.

542213516718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13614048 (or 13614045 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The spelling of 542213516718 in words is "five hundred forty-two billion, two hundred thirteen million, five hundred sixteen thousand, seven hundred eighteen".

Divisors: 1 2 3 6 9 18 2213 4426 6639 13278 19917 39834 13611827 27223654 40835481 81670962 122506443 245012886 30122973151 60245946302 90368919453 180737838906 271106758359 542213516718