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13486085 = 531167521
BaseRepresentation
bin110011011100…
…100000000101
3221101011102122
4303130200011
511423023320
61201015325
7222426014
oct63344005
927334378
1013486085
117681328
124624545
132a42542
141b10a7b
1512b5d25
hexcdc805

13486085 has 16 divisors (see below), whose sum is σ = 16837632. Its totient is φ = 10358400.

The previous prime is 13486079. The next prime is 13486087. The reversal of 13486085 is 58068431.

13486085 = T284 + T285 + ... + T469.

It is not a de Polignac number, because 13486085 - 218 = 13223941 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13486087) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25625 + ... + 26145.

It is an arithmetic number, because the mean of its divisors is an integer number (1052352).

Almost surely, 213486085 is an apocalyptic number.

It is an amenable number.

13486085 is a deficient number, since it is larger than the sum of its proper divisors (3351547).

13486085 is a wasteful number, since it uses less digits than its factorization.

13486085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724.

The product of its (nonzero) digits is 23040, while the sum is 35.

The square root of 13486085 is about 3672.3405343187. The cubic root of 13486085 is about 238.0283197240.

The spelling of 13486085 in words is "thirteen million, four hundred eighty-six thousand, eighty-five".

Divisors: 1 5 31 155 167 521 835 2605 5177 16151 25885 80755 87007 435035 2697217 13486085