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42753830884884 = 22327224236865581
BaseRepresentation
bin10011011100010011001101…
…11001110001011000010100
312121101020002222120112202200
421232021212321301120110
521100434321201304014
6230532501101204500
712001601533252500
oct1156114671613024
9177336088515680
1042753830884884
1112693885a43069
124965b8b560730
131ab18908c7872
14a7b421691300
154e21d2b13a09
hex26e266e71614

42753830884884 has 54 divisors (see below), whose sum is σ = 125716621773834. Its totient is φ = 12215380252320.

The previous prime is 42753830884883. The next prime is 42753830884889. The reversal of 42753830884884 is 48848803835724.

It is a happy number.

42753830884884 is a `hidden beast` number, since 4 + 2 + 7 + 5 + 38 + 30 + 88 + 488 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 42333631344900 + 420199539984 = 6506430^2 + 648228^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42753830884883) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 12118431027 + ... + 12118434554.

Almost surely, 242753830884884 is an apocalyptic number.

It is an amenable number.

42753830884884 is an abundant number, since it is smaller than the sum of its proper divisors (82962790888950).

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

42753830884884 is a wasteful number, since it uses less digits than its factorization.

42753830884884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24236865605 (or 24236865593 counting only the distinct ones).

The product of its (nonzero) digits is 1321205760, while the sum is 72.

The spelling of 42753830884884 in words is "forty-two trillion, seven hundred fifty-three billion, eight hundred thirty million, eight hundred eighty-four thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 42 49 63 84 98 126 147 196 252 294 441 588 882 1764 24236865581 48473731162 72710596743 96947462324 145421193486 169658059067 218131790229 290842386972 339316118134 436263580458 508974177201 678632236268 872527160916 1017948354402 1187606413469 1526922531603 2035896708804 2375212826938 3053845063206 3562819240407 4750425653876 6107690126412 7125638480814 10688457721221 14251276961628 21376915442442 42753830884884