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13201684 = 2216719763
BaseRepresentation
bin110010010111…
…000100010100
3220211201022021
4302113010110
511334423214
61150542524
7220132606
oct62270424
926751267
1013201684
1174a7691
124507a44
132972c62
141a79176
15125b924
hexc97114

13201684 has 12 divisors (see below), whose sum is σ = 23242464. Its totient is φ = 6560984.

The previous prime is 13201679. The next prime is 13201687. The reversal of 13201684 is 48610231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13201687) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9214 + ... + 10549.

It is an arithmetic number, because the mean of its divisors is an integer number (1936872).

Almost surely, 213201684 is an apocalyptic number.

It is an amenable number.

13201684 is a deficient number, since it is larger than the sum of its proper divisors (10040780).

13201684 is a wasteful number, since it uses less digits than its factorization.

13201684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19934 (or 19932 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 13201684 is about 3633.4121703985. The cubic root of 13201684 is about 236.3431997930.

The spelling of 13201684 in words is "thirteen million, two hundred one thousand, six hundred eighty-four".

Divisors: 1 2 4 167 334 668 19763 39526 79052 3300421 6600842 13201684