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13230367 = 79223751
BaseRepresentation
bin110010011110…
…000100011111
3220220011122121
4302132010133
511341332432
61151323411
7220312333
oct62360437
926804577
1013230367
117517197
124520567
132983027
141a857c3
151265197
hexc9e11f

13230367 has 8 divisors (see below), whose sum is σ = 13475840. Its totient is φ = 12987000.

The previous prime is 13230361. The next prime is 13230377. The reversal of 13230367 is 76303231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13230367 is a prime.

It is a super-2 number, since 2×132303672 = 350085221909378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230361) 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, 17242 + ... + 17992.

It is an arithmetic number, because the mean of its divisors is an integer number (1684480).

Almost surely, 213230367 is an apocalyptic number.

13230367 is a deficient number, since it is larger than the sum of its proper divisors (245473).

13230367 is an equidigital number, since it uses as much as digits as its factorization.

13230367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1053.

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 13230367 is about 3637.3571449612. The cubic root of 13230367 is about 236.5142418199.

Adding to 13230367 its reverse (76303231), we get a palindrome (89533598).

The spelling of 13230367 in words is "thirteen million, two hundred thirty thousand, three hundred sixty-seven".

Divisors: 1 79 223 751 17617 59329 167473 13230367