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38964309269759 = 1923292653162359
BaseRepresentation
bin10001101110000000101011…
…10100000001110011111111
312002221221200201002122010122
420313000111310001303333
520101342401133113014
6214511542341325155
711131035623065406
oct1067002564016377
9162857621078118
1038964309269759
1111462741870305
1244536644067bb
13189841ac63243
14989c4dd2263d
1547883ee8458e
hex237015d01cff

38964309269759 has 48 divisors (see below), whose sum is σ = 44393172595200. Its totient is φ = 34038663829632.

The previous prime is 38964309269749. The next prime is 38964309269773. The reversal of 38964309269759 is 95796290346983.

38964309269759 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2k-38964309269759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38964309269749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 239907422 + ... + 240069780.

It is an arithmetic number, because the mean of its divisors is an integer number (924857762400).

Almost surely, 238964309269759 is an apocalyptic number.

38964309269759 is a deficient number, since it is larger than the sum of its proper divisors (5428863325441).

38964309269759 is a wasteful number, since it uses less digits than its factorization.

38964309269759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163112 (or 163083 counting only the distinct ones).

The product of its (nonzero) digits is 4761711360, while the sum is 80.

The spelling of 38964309269759 in words is "thirty-eight trillion, nine hundred sixty-four billion, three hundred nine million, two hundred sixty-nine thousand, seven hundred fifty-nine".

Divisors: 1 19 23 29 437 551 653 667 841 12407 12673 15019 15979 18937 19343 162359 285361 359803 367517 435551 549173 3084821 3734257 4708411 8275469 10434287 12630979 70950883 89459809 106020427 108293453 136543919 239988601 2014388113 2057575607 2438469821 2594334461 3074592383 3140510137 46330926599 58417255277 59669692603 70715624809 89163179107 1343596871371 1694100403033 2050753119461 38964309269759