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13244208 = 243275921
BaseRepresentation
bin110010100001…
…011100110000
3220220212122020
4302201130300
511342303313
61151511440
7220400565
oct62413460
926825566
1013244208
11752662a
124528580
132989413
141a8a86c
151269323
hexca1730

13244208 has 20 divisors (see below), whose sum is σ = 34214328. Its totient is φ = 4414720.

The previous prime is 13244183. The next prime is 13244219. The reversal of 13244208 is 80244231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137913 + ... + 138008.

Almost surely, 213244208 is an apocalyptic number.

It is an amenable number.

13244208 is an abundant number, since it is smaller than the sum of its proper divisors (20970120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13244208 is a wasteful number, since it uses less digits than its factorization.

13244208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275932 (or 275926 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 13244208 is about 3639.2592652901. The cubic root of 13244208 is about 236.5966898407.

Adding to 13244208 its reverse (80244231), we get a palindrome (93488439).

The spelling of 13244208 in words is "thirteen million, two hundred forty-four thousand, two hundred eight".

Divisors: 1 2 3 4 6 8 12 16 24 48 275921 551842 827763 1103684 1655526 2207368 3311052 4414736 6622104 13244208