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53728039862 = 2734131124441
BaseRepresentation
bin110010000010011100…
…001101001110110110
312010200101210012220022
4302002130031032312
51340013334233422
640403214205142
73611300542430
oct620234151666
9163611705808
1053728039862
1120871094632
12a4b54b37b2
1350b3230383
1428598cd650
1515e6ce9342
hexc8270d3b6

53728039862 has 16 divisors (see below), whose sum is σ = 92132279712. Its totient is φ = 23019535680.

The previous prime is 53728039847. The next prime is 53728039867. The reversal of 53728039862 is 26893082735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53728039867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514439 + ... + 610002.

It is an arithmetic number, because the mean of its divisors is an integer number (5758267482).

Almost surely, 253728039862 is an apocalyptic number.

53728039862 is a deficient number, since it is larger than the sum of its proper divisors (38404239850).

53728039862 is a wasteful number, since it uses less digits than its factorization.

53728039862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127863.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The spelling of 53728039862 in words is "fifty-three billion, seven hundred twenty-eight million, thirty-nine thousand, eight hundred sixty-two".

Divisors: 1 2 7 14 3413 6826 23891 47782 1124441 2248882 7871087 15742174 3837717133 7675434266 26864019931 53728039862