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13242108 = 22311432333
BaseRepresentation
bin110010100000…
…111011111100
3220220202202110
4302200323330
511342221413
61151454020
7220361505
oct62407374
926822673
1013242108
117524aa0
124527310
132988489
141a89bac
1512688c3
hexca0efc

13242108 has 48 divisors (see below), whose sum is σ = 34505856. Its totient is φ = 3917760.

The previous prime is 13242101. The next prime is 13242121. The reversal of 13242108 is 80124231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13242101) 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, 4510 + ... + 6842.

It is an arithmetic number, because the mean of its divisors is an integer number (718872).

Almost surely, 213242108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13242108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17252928).

13242108 is an abundant number, since it is smaller than the sum of its proper divisors (21263748).

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

13242108 is a wasteful number, since it uses less digits than its factorization.

13242108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2394 (or 2392 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 13242108 is about 3638.9707336004. The cubic root of 13242108 is about 236.5841842657.

Adding to 13242108 its reverse (80124231), we get a palindrome (93366339).

The spelling of 13242108 in words is "thirteen million, two hundred forty-two thousand, one hundred eight".

Divisors: 1 2 3 4 6 11 12 22 33 43 44 66 86 129 132 172 258 473 516 946 1419 1892 2333 2838 4666 5676 6999 9332 13998 25663 27996 51326 76989 100319 102652 153978 200638 300957 307956 401276 601914 1103509 1203828 2207018 3310527 4414036 6621054 13242108