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13424233 = 79251677
BaseRepresentation
bin110011001101…
…011001101001
3221021000120211
4303031121221
511414033413
61155421121
7222050464
oct63153151
927230524
1013424233
117639909
1245b47a1
132a20344
141ad62db
1512a283d
hexccd669

13424233 has 8 divisors (see below), whose sum is σ = 13668480. Its totient is φ = 13182000.

The previous prime is 13424231. The next prime is 13424263. The reversal of 13424233 is 33242431.

Adding to 13424233 its reverse (33242431), we get a palindrome (46666664).

It is a happy number.

13424233 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13424233 - 21 = 13424231 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13424231) 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 7 ways as a sum of consecutive naturals, for example, 19491 + ... + 20167.

It is an arithmetic number, because the mean of its divisors is an integer number (1708560).

Almost surely, 213424233 is an apocalyptic number.

It is an amenable number.

13424233 is a deficient number, since it is larger than the sum of its proper divisors (244247).

13424233 is an equidigital number, since it uses as much as digits as its factorization.

13424233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007.

The product of its digits is 1728, while the sum is 22.

The square root of 13424233 is about 3663.9095239921. The cubic root of 13424233 is about 237.6638677044.

The spelling of 13424233 in words is "thirteen million, four hundred twenty-four thousand, two hundred thirty-three".

Divisors: 1 79 251 677 19829 53483 169927 13424233