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12228339456679 = 175871225407301
BaseRepresentation
bin1011000111110010000111…
…0101000101101010100111
31121022000111000001100110111
42301330201311011222213
53100322114400103204
642001342133033451
72401316436246133
oct261744165055247
947260430040414
1012228339456679
113995011916285
121455b26185887
136a9187060a28
14303bd77743c3
15163149310d04
hexb1f21d45aa7

12228339456679 has 8 divisors (see below), whose sum is σ = 12969710884368. Its totient is φ = 11489418844800.

The previous prime is 12228339456649. The next prime is 12228339456727. The reversal of 12228339456679 is 97665493382221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12228339456679 - 213 = 12228339448487 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 (12228339456649) 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 7 ways as a sum of consecutive naturals, for example, 612693672 + ... + 612713629.

It is an arithmetic number, because the mean of its divisors is an integer number (1621213860546).

Almost surely, 212228339456679 is an apocalyptic number.

12228339456679 is a deficient number, since it is larger than the sum of its proper divisors (741371427689).

12228339456679 is a wasteful number, since it uses less digits than its factorization.

12228339456679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225407905.

The product of its digits is 235146240, while the sum is 67.

The spelling of 12228339456679 in words is "twelve trillion, two hundred twenty-eight billion, three hundred thirty-nine million, four hundred fifty-six thousand, six hundred seventy-nine".

Divisors: 1 17 587 9979 1225407301 20831924117 719314085687 12228339456679