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54221355225930 = 2353158302532501
BaseRepresentation
bin11000101010000011001001…
…00111100001001101001010
321002222111210110202112022010
430111001210213201031022
524101330313414212210
6311152540254040350
714264235505000164
oct1425014447411512
9232874713675263
1054221355225930
1116305169528202
1260b85661a90b6
132434089c18429
14d56482cc9934
1564064dca8920
hex3150649e134a

54221355225930 has 32 divisors (see below), whose sum is σ = 134329034884608. Its totient is φ = 13992607800000.

The previous prime is 54221355225923. The next prime is 54221355225941. The reversal of 54221355225930 is 3952255312245.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 54221355225930.

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, 29151265321 + ... + 29151267180.

It is an arithmetic number, because the mean of its divisors is an integer number (4197782340144).

Almost surely, 254221355225930 is an apocalyptic number.

54221355225930 is an abundant number, since it is smaller than the sum of its proper divisors (80107679658678).

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

54221355225930 is a wasteful number, since it uses less digits than its factorization.

54221355225930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58302532542.

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 54221355225930 in words is "fifty-four trillion, two hundred twenty-one billion, three hundred fifty-five million, two hundred twenty-five thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 58302532501 116605065002 174907597503 291512662505 349815195006 583025325010 874537987515 1749075975030 1807378507531 3614757015062 5422135522593 9036892537655 10844271045186 18073785075310 27110677612965 54221355225930