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12748095310829 = 31271407665099
BaseRepresentation
bin1011100110000010010110…
…1100010100101111101101
31200010201001200101102210212
42321200211230110233231
53132331044344421304
643040221044512205
72454006454152104
oct271404554245755
950121050342725
1012748095310829
11407548950836a
12151a7bb3ab665
137161a9113518
1432102268903b
1517191953566e
hexb9825b14bed

12748095310829 has 4 divisors (see below), whose sum is σ = 12748503007200. Its totient is φ = 12747687614460.

The previous prime is 12748095310823. The next prime is 12748095310879. The reversal of 12748095310829 is 92801359084721.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12748095310829 - 228 = 12747826875373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12748095310823) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 203801279 + ... + 203863820.

It is an arithmetic number, because the mean of its divisors is an integer number (3187125751800).

Almost surely, 212748095310829 is an apocalyptic number.

It is an amenable number.

12748095310829 is a deficient number, since it is larger than the sum of its proper divisors (407696371).

12748095310829 is an equidigital number, since it uses as much as digits as its factorization.

12748095310829 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407696370.

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 12748095310829 in words is "twelve trillion, seven hundred forty-eight billion, ninety-five million, three hundred ten thousand, eight hundred twenty-nine".

Divisors: 1 31271 407665099 12748095310829