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13341985 = 512721011
BaseRepresentation
bin110010111001…
…010100100001
3221002211202121
4302321110201
511403420420
61153544241
7221255626
oct62712441
927084677
1013341985
117593038
124575081
1329c1a87
141ab434d
1512882aa
hexcb9521

13341985 has 8 divisors (see below), whose sum is σ = 16137216. Its totient is φ = 10589040.

The previous prime is 13341973. The next prime is 13342003. The reversal of 13341985 is 58914331.

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

It is not a de Polignac number, because 13341985 - 25 = 13341953 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 13341985.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9871 + ... + 11140.

It is an arithmetic number, because the mean of its divisors is an integer number (2017152).

Almost surely, 213341985 is an apocalyptic number.

It is an amenable number.

13341985 is a deficient number, since it is larger than the sum of its proper divisors (2795231).

13341985 is a wasteful number, since it uses less digits than its factorization.

13341985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21143.

The product of its digits is 12960, while the sum is 34.

The square root of 13341985 is about 3652.6682028347. The cubic root of 13341985 is about 237.1774976355.

The spelling of 13341985 in words is "thirteen million, three hundred forty-one thousand, nine hundred eighty-five".

Divisors: 1 5 127 635 21011 105055 2668397 13341985