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164935848872 = 23239721794241
BaseRepresentation
bin1001100110011011110…
…0010101001110101000
3120202201122220020202102
42121212330111032220
510200242034130442
6203434231352532
714626156404104
oct2314674251650
9522648806672
10164935848872
1163a48a94503
1227b70822748
1312726a26c62
147da9276904
154454e71232
hex2666f153a8

164935848872 has 64 divisors (see below), whose sum is σ = 326253916800. Its totient is φ = 78014914560.

The previous prime is 164935848859. The next prime is 164935848901. The reversal of 164935848872 is 278848539461.

164935848872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 164935848799 and 164935848808.

It is an unprimeable number.

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, 38888672 + ... + 38892912.

It is an arithmetic number, because the mean of its divisors is an integer number (5097717450).

Almost surely, 2164935848872 is an apocalyptic number.

It is an amenable number.

164935848872 is a deficient number, since it is larger than the sum of its proper divisors (161318067928).

164935848872 is a wasteful number, since it uses less digits than its factorization.

164935848872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6546 (or 6542 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 65.

The spelling of 164935848872 in words is "one hundred sixty-four billion, nine hundred thirty-five million, eight hundred forty-eight thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 23 46 92 97 184 194 388 776 2179 2231 4241 4358 4462 8482 8716 8924 16964 17432 17848 33928 50117 97543 100234 195086 200468 211363 390172 400936 411377 422726 780344 822754 845452 1645508 1690904 3291016 4861349 9241139 9461671 9722698 18482278 18923342 19445396 36964556 37846684 38890792 73929112 75693368 212546197 425092394 850184788 896390483 1700369576 1792780966 3585561932 7171123864 20616981109 41233962218 82467924436 164935848872