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13293303458 = 2815272
BaseRepresentation
bin11000110000101011…
…11011011010100010
31021022102200210011112
430120111323122202
5204211041202313
610035025343322
7650264133521
oct143025733242
937272623145
1013293303458
1157017a5706
1226aba97b42
13133b096746
149016b84b8
1552c08b8a8
hex31857b6a2

13293303458 has 6 divisors (see below), whose sum is σ = 19940199771. Its totient is φ = 6646570202.

The previous prime is 13293303403. The next prime is 13293303481. The reversal of 13293303458 is 85430339231.

13293303458 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 6646651729 + 6646651729 = 81527^2 + 81527^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=81527.

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 122291 + ... + 203817.

Almost surely, 213293303458 is an apocalyptic number.

13293303458 is a deficient number, since it is larger than the sum of its proper divisors (6646896313).

13293303458 is an frugal number, since it uses more digits than its factorization.

13293303458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163056 (or 81529 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 41.

The spelling of 13293303458 in words is "thirteen billion, two hundred ninety-three million, three hundred three thousand, four hundred fifty-eight".

Divisors: 1 2 81527 163054 6646651729 13293303458