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13003443255252 = 2232087351914927
BaseRepresentation
bin1011110100111001100110…
…0111011011011111010100
31201001010011022121000111210
42331032121213123133110
53201022022433132002
643353411021301420
72511316305652422
oct275163147333724
951033138530453
1013003443255252
11416380279a39a
1215601a2a04870
137342b1147668
1432d527452112
151783b1ad596c
hexbd3999db7d4

13003443255252 has 24 divisors (see below), whose sum is σ = 30342821798016. Its totient is φ = 4334273341888.

The previous prime is 13003443255239. The next prime is 13003443255287. The reversal of 13003443255252 is 25255234430031.

It is a self number, because there is not a number n which added to its sum of digits gives 13003443255252.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25706988 + ... + 26207939.

It is an arithmetic number, because the mean of its divisors is an integer number (1264284241584).

Almost surely, 213003443255252 is an apocalyptic number.

13003443255252 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13003443255252 is an abundant number, since it is smaller than the sum of its proper divisors (17339378542764).

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

13003443255252 is a wasteful number, since it uses less digits than its factorization.

13003443255252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51935807 (or 51935805 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 13003443255252 its reverse (25255234430031), we get a palindrome (38258677685283).

The spelling of 13003443255252 in words is "thirteen trillion, three billion, four hundred forty-three million, two hundred fifty-five thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 20873 41746 62619 83492 125238 250476 51914927 103829854 155744781 207659708 311489562 622979124 1083620271271 2167240542542 3250860813813 4334481085084 6501721627626 13003443255252