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12673028355 = 351364989889
BaseRepresentation
bin10111100110101111…
…10001000100000011
31012201012112112200120
423303113301010003
5201423243401410
65453310551323
7626022651351
oct136327610403
935635475616
1012673028355
115413659859
122558208543
13126c71c460
148831747d1
154e28b6570
hex2f35f1103

12673028355 has 16 divisors (see below), whose sum is σ = 21836603040. Its totient is φ = 6239029248.

The previous prime is 12673028351. The next prime is 12673028393. The reversal of 12673028355 is 55382037621.

It is a happy number.

12673028355 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12673028355 - 22 = 12673028351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12673028351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32494750 + ... + 32495139.

It is an arithmetic number, because the mean of its divisors is an integer number (1364787690).

Almost surely, 212673028355 is an apocalyptic number.

12673028355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12673028355 is a deficient number, since it is larger than the sum of its proper divisors (9163574685).

12673028355 is a wasteful number, since it uses less digits than its factorization.

12673028355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64989910.

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 12673028355 in words is "twelve billion, six hundred seventy-three million, twenty-eight thousand, three hundred fifty-five".

Divisors: 1 3 5 13 15 39 65 195 64989889 194969667 324949445 844868557 974848335 2534605671 4224342785 12673028355