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13413516 = 2231117793
BaseRepresentation
bin110011001010…
…110010001100
3221020110212220
4303022302030
511413213031
61155255340
7222004314
oct63126214
927213786
1013413516
117631856
1245aa550
132a184bc
141ad2444
15129e596
hexccac8c

13413516 has 12 divisors (see below), whose sum is σ = 31298232. Its totient is φ = 4471168.

The previous prime is 13413511. The next prime is 13413523. The reversal of 13413516 is 61531431.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×134135162 = 359844822964512, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13413511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 558885 + ... + 558908.

It is an arithmetic number, because the mean of its divisors is an integer number (2608186).

Almost surely, 213413516 is an apocalyptic number.

It is an amenable number.

13413516 is an abundant number, since it is smaller than the sum of its proper divisors (17884716).

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

13413516 is a wasteful number, since it uses less digits than its factorization.

13413516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117800 (or 1117798 counting only the distinct ones).

The product of its digits is 1080, while the sum is 24.

The square root of 13413516 is about 3662.4467231620. The cubic root of 13413516 is about 237.6006059457.

Adding to 13413516 its reverse (61531431), we get a palindrome (74944947).

The spelling of 13413516 in words is "thirteen million, four hundred thirteen thousand, five hundred sixteen".

Divisors: 1 2 3 4 6 12 1117793 2235586 3353379 4471172 6706758 13413516