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13485369 = 317892971
BaseRepresentation
bin110011011100…
…010100111001
3221101010110010
4303130110321
511423012434
61201012133
7222423642
oct63342471
927333403
1013485369
117680837
124624049
132a42111
141b106c9
1512b59e9
hexcdc539

13485369 has 16 divisors (see below), whose sum is σ = 19258560. Its totient is φ = 8363520.

The previous prime is 13485361. The next prime is 13485391. The reversal of 13485369 is 96358431.

It is not a de Polignac number, because 13485369 - 23 = 13485361 is a prime.

It is a super-2 number, since 2×134853692 = 363710354132322, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13485361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3054 + ... + 6024.

It is an arithmetic number, because the mean of its divisors is an integer number (1203660).

Almost surely, 213485369 is an apocalyptic number.

It is an amenable number.

13485369 is a deficient number, since it is larger than the sum of its proper divisors (5773191).

13485369 is a wasteful number, since it uses less digits than its factorization.

13485369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080.

The product of its digits is 77760, while the sum is 39.

The square root of 13485369 is about 3672.2430475120. The cubic root of 13485369 is about 238.0241072019.

The spelling of 13485369 in words is "thirteen million, four hundred eighty-five thousand, three hundred sixty-nine".

Divisors: 1 3 17 51 89 267 1513 2971 4539 8913 50507 151521 264419 793257 4495123 13485369