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14248439815 = 519163791621
BaseRepresentation
bin11010100010100010…
…11111000000000111
31100202222221201221011
431101101133000013
5213140100033230
610313505303051
71013042511601
oct152121370007
940688851834
1014248439815
1160519667a5
122917934a87
131460c2639c
149924a8171
15585d59e2a
hex35145f007

14248439815 has 16 divisors (see below), whose sum is σ = 18009220320. Its totient is φ = 10792103040.

The previous prime is 14248439791. The next prime is 14248439851. The reversal of 14248439815 is 51893484241.

It is not a de Polignac number, because 14248439815 - 217 = 14248308743 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109705 + ... + 201325.

It is an arithmetic number, because the mean of its divisors is an integer number (1125576270).

Almost surely, 214248439815 is an apocalyptic number.

14248439815 is a deficient number, since it is larger than the sum of its proper divisors (3760780505).

14248439815 is a wasteful number, since it uses less digits than its factorization.

14248439815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93282.

The product of its digits is 1105920, while the sum is 49.

The spelling of 14248439815 in words is "fourteen billion, two hundred forty-eight million, four hundred thirty-nine thousand, eight hundred fifteen".

Divisors: 1 5 19 95 1637 8185 31103 91621 155515 458105 1740799 8703995 149983577 749917885 2849687963 14248439815