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12632275655 = 521111973721
BaseRepresentation
bin10111100001111000…
…10011101011000111
31012121100212002111022
423300330103223013
5201332330310110
65445253301355
7625016366666
oct136074235307
935540762438
1012632275655
1153a265473a
12254663485b
13126415112c
1487b9a6ddd
154de016755
hex2f0f13ac7

12632275655 has 8 divisors (see below), whose sum is σ = 15230574384. Its totient is φ = 10057924800.

The previous prime is 12632275631. The next prime is 12632275687. The reversal of 12632275655 is 55657223621.

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

It is not a de Polignac number, because 12632275655 - 220 = 12631227079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5985806 + ... + 5987915.

It is an arithmetic number, because the mean of its divisors is an integer number (1903821798).

Almost surely, 212632275655 is an apocalyptic number.

12632275655 is a deficient number, since it is larger than the sum of its proper divisors (2598298729).

12632275655 is a wasteful number, since it uses less digits than its factorization.

12632275655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11973937.

The product of its digits is 756000, while the sum is 44.

The spelling of 12632275655 in words is "twelve billion, six hundred thirty-two million, two hundred seventy-five thousand, six hundred fifty-five".

Divisors: 1 5 211 1055 11973721 59868605 2526455131 12632275655