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53506166324 = 221353148113109
BaseRepresentation
bin110001110101001101…
…110100111000110100
312010002221021212121212
4301311031310320310
51334040034310244
640325210500552
73602634624002
oct616515647064
9163087255555
1053506166324
1120767921776
12a453134758
135079287c60
142838255a72
1515d25bdd9e
hexc75374e34

53506166324 has 48 divisors (see below), whose sum is σ = 102818373840. Its totient is φ = 24211000320.

The previous prime is 53506166321. The next prime is 53506166341. The reversal of 53506166324 is 42366160535.

It can be written as a sum of positive squares in 8 ways, for example, as 1644302500 + 51861863824 = 40550^2 + 227732^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53506166321) by changing a digit.

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, 4075082 + ... + 4088190.

It is an arithmetic number, because the mean of its divisors is an integer number (2142049455).

Almost surely, 253506166324 is an apocalyptic number.

It is an amenable number.

53506166324 is a deficient number, since it is larger than the sum of its proper divisors (49312207516).

53506166324 is a wasteful number, since it uses less digits than its factorization.

53506166324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14660 (or 14658 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 53506166324 in words is "fifty-three billion, five hundred six million, one hundred sixty-six thousand, three hundred twenty-four".

Divisors: 1 2 4 13 26 52 53 106 212 689 1378 1481 2756 2962 5924 13109 19253 26218 38506 52436 77012 78493 156986 170417 313972 340834 681668 694777 1020409 1389554 2040818 2779108 4081636 9032101 18064202 19414429 36128404 38828858 77657716 252387577 504775154 1009550308 1028964737 2057929474 4115858948 13376541581 26753083162 53506166324