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12284160587 = 49126879311
BaseRepresentation
bin10110111000011000…
…10110101001001011
31011201002211000101122
423130030112221023
5200124221114322
65350540105455
7613261433156
oct133414265113
934632730348
1012284160587
1152340a7736
122469b3528b
131209ca7b9a
1484766ac9d
154bd6a1442
hex2dc316a4b

12284160587 has 8 divisors (see below), whose sum is σ = 12315082752. Its totient is φ = 12253263400.

The previous prime is 12284160571. The next prime is 12284160601. The reversal of 12284160587 is 78506148221.

12284160587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12284160587 - 24 = 12284160571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12284160557) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1314662 + ... + 1323972.

It is an arithmetic number, because the mean of its divisors is an integer number (1539385344).

Almost surely, 212284160587 is an apocalyptic number.

12284160587 is a deficient number, since it is larger than the sum of its proper divisors (30922165).

12284160587 is an equidigital number, since it uses as much as digits as its factorization.

12284160587 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12489.

The product of its (nonzero) digits is 215040, while the sum is 44.

The spelling of 12284160587 in words is "twelve billion, two hundred eighty-four million, one hundred sixty thousand, five hundred eighty-seven".

Divisors: 1 491 2687 9311 1319317 4571701 25018657 12284160587