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14947047849 = 35737868459
BaseRepresentation
bin11011110101110100…
…11101100110101001
31102120200111200222210
431322322131212221
5221102421012344
610511103035333
71036254544656
oct157272354651
942520450883
1014947047849
116380245308
122a9189bb49
131542899016
14a1b19cc2d
155c7354db9
hex37ae9d9a9

14947047849 has 8 divisors (see below), whose sum is σ = 19932893920. Its totient is φ = 9962950176.

The previous prime is 14947047833. The next prime is 14947047883. The reversal of 14947047849 is 94874074941.

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

It is not a de Polignac number, because 14947047849 - 24 = 14947047833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14947047749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417019 + ... + 451440.

It is an arithmetic number, because the mean of its divisors is an integer number (2491611740).

Almost surely, 214947047849 is an apocalyptic number.

It is an amenable number.

14947047849 is a deficient number, since it is larger than the sum of its proper divisors (4985846071).

14947047849 is an equidigital number, since it uses as much as digits as its factorization.

14947047849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874199.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 14947047849 in words is "fourteen billion, nine hundred forty-seven million, forty-seven thousand, eight hundred forty-nine".

Divisors: 1 3 5737 17211 868459 2605377 4982349283 14947047849