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10013211554445 = 3251120228710211
BaseRepresentation
bin1001000110110110000111…
…1010101111001010001101
31022110020211221002202102200
42101231201322233022031
52303024024124220240
633144001134312113
72052300500611611
oct221554172571215
938406757082380
1010013211554445
113210640973460
121158764358639
1357831b2cb768
142688dba07341
151256eec32930
hex91b61eaf28d

10013211554445 has 24 divisors (see below), whose sum is σ = 18934072758432. Its totient is φ = 4854890450400.

The previous prime is 10013211554299. The next prime is 10013211554453. The reversal of 10013211554445 is 54445511231001.

10013211554445 is a `hidden beast` number, since 100 + 1 + 3 + 2 + 1 + 1 + 5 + 544 + 4 + 5 = 666.

It is not a de Polignac number, because 10013211554445 - 238 = 9738333647501 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 10114354611 + ... + 10114355600.

It is an arithmetic number, because the mean of its divisors is an integer number (788919698268).

Almost surely, 210013211554445 is an apocalyptic number.

10013211554445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10013211554445 is a deficient number, since it is larger than the sum of its proper divisors (8920861203987).

10013211554445 is a wasteful number, since it uses less digits than its factorization.

10013211554445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20228710233 (or 20228710230 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 10013211554445 its reverse (54445511231001), we get a palindrome (64458722785446).

The spelling of 10013211554445 in words is "ten trillion, thirteen billion, two hundred eleven million, five hundred fifty-four thousand, four hundred forty-five".

Divisors: 1 3 5 9 11 15 33 45 55 99 165 495 20228710211 60686130633 101143551055 182058391899 222515812321 303430653165 667547436963 910291959495 1112579061605 2002642310889 3337737184815 10013211554445