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13301311 = 191793911
BaseRepresentation
bin110010101111…
…011000111111
3221000202222011
4302233120333
511401120221
61153032051
7221026222
oct62573077
927022864
1013301311
117565521
124555627
1329a93ca
141aa35b9
15127b1e1
hexcaf63f

13301311 has 8 divisors (see below), whose sum is σ = 14083200. Its totient is φ = 12527640.

The previous prime is 13301287. The next prime is 13301341. The reversal of 13301311 is 11310331.

It is a happy number.

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 13301311 - 25 = 13301279 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13301291 and 13301300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13301341) 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, 1446 + ... + 5356.

It is an arithmetic number, because the mean of its divisors is an integer number (1760400).

Almost surely, 213301311 is an apocalyptic number.

13301311 is a deficient number, since it is larger than the sum of its proper divisors (781889).

13301311 is a wasteful number, since it uses less digits than its factorization.

13301311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109.

The product of its (nonzero) digits is 27, while the sum is 13.

The square root of 13301311 is about 3647.0962422179. The cubic root of 13301311 is about 236.9362347518.

Adding to 13301311 its reverse (11310331), we get a palindrome (24611642).

The spelling of 13301311 in words is "thirteen million, three hundred one thousand, three hundred eleven".

Divisors: 1 19 179 3401 3911 74309 700069 13301311