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23885713614542 = 21321721912869749
BaseRepresentation
bin1010110111001010100110…
…11110011010011011001110
310010120110012110011021202212
411123211103132122123032
511112320420141131132
6122444540110150422
75013454151543663
oct533452336323316
9103513173137685
1023885713614542
1176799686aa77a
1228192651b2412
13104354a84bc00
145c8108dd5a6a
152b64c77a35b2
hex15b95379a6ce

23885713614542 has 72 divisors (see below), whose sum is σ = 43382125485000. Its totient is φ = 9829604648448.

The previous prime is 23885713614509. The next prime is 23885713614551. The reversal of 23885713614542 is 24541631758832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4578917 + ... + 8290832.

It is an arithmetic number, because the mean of its divisors is an integer number (602529520625).

Almost surely, 223885713614542 is an apocalyptic number.

23885713614542 is a deficient number, since it is larger than the sum of its proper divisors (19496411870458).

23885713614542 is a wasteful number, since it uses less digits than its factorization.

23885713614542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12869830 (or 12869800 counting only the distinct ones).

The product of its digits is 38707200, while the sum is 59.

The spelling of 23885713614542 in words is "twenty-three trillion, eight hundred eighty-five billion, seven hundred thirteen million, six hundred fourteen thousand, five hundred forty-two".

Divisors: 1 2 13 17 19 26 34 38 169 221 247 289 323 338 442 494 578 646 2873 3211 3757 4199 5491 5746 6422 7514 8398 10982 48841 54587 71383 97682 109174 142766 927979 1855958 12869749 25739498 167306737 218785733 244525231 334613474 437571466 489050462 2174987581 2844214529 3178828003 3719357461 4156928927 4349975162 5688429058 6357656006 7438714922 8313857854 36974788877 41324764039 48351646993 54040076051 70667791759 73949577754 82649528078 96703293986 108080152102 141335583518 628571410909 702520988663 918681292867 1257142821818 1405041977326 1837362585734 11942856807271 23885713614542