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13788326225 = 522979240739
BaseRepresentation
bin11001101011101100…
…10010100101010001
31022120221011112202002
430311312102211101
5211214302414400
610200111403345
7665454560552
oct146566224521
938527145662
1013788326225
115936172633
122809823555
1313b97c821b
1494b336329
1555a76eed5
hex335d92951

13788326225 has 24 divisors (see below), whose sum is σ = 17911056000. Its totient is φ = 10515435840.

The previous prime is 13788326219. The next prime is 13788326261. The reversal of 13788326225 is 52262388731.

13788326225 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 13788326225 - 26 = 13788326161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13788326225.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 63095 + ... + 177644.

It is an arithmetic number, because the mean of its divisors is an integer number (746294000).

Almost surely, 213788326225 is an apocalyptic number.

It is an amenable number.

13788326225 is a deficient number, since it is larger than the sum of its proper divisors (4122729775).

13788326225 is a wasteful number, since it uses less digits than its factorization.

13788326225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240857 (or 240852 counting only the distinct ones).

The product of its digits is 967680, while the sum is 47.

The spelling of 13788326225 in words is "thirteen billion, seven hundred eighty-eight million, three hundred twenty-six thousand, two hundred twenty-five".

Divisors: 1 5 25 29 79 145 395 725 1975 2291 11455 57275 240739 1203695 6018475 6981431 19018381 34907155 95091905 174535775 475459525 551533049 2757665245 13788326225