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13223301 = 371348437
BaseRepresentation
bin110010011100…
…010110000101
3220212210221220
4302130112011
511341121201
61151230553
7220252620
oct62342605
926783856
1013223301
117511953
124518459
13297ca50
141a82db7
151263036
hexc9c585

13223301 has 16 divisors (see below), whose sum is σ = 21700224. Its totient is φ = 6974784.

The previous prime is 13223299. The next prime is 13223323. The reversal of 13223301 is 10332231.

It is not a de Polignac number, because 13223301 - 21 = 13223299 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223201) 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 15 ways as a sum of consecutive naturals, for example, 23946 + ... + 24491.

It is an arithmetic number, because the mean of its divisors is an integer number (1356264).

Almost surely, 213223301 is an apocalyptic number.

It is an amenable number.

13223301 is a deficient number, since it is larger than the sum of its proper divisors (8476923).

13223301 is a wasteful number, since it uses less digits than its factorization.

13223301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48460.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 13223301 is about 3636.3857056148. The cubic root of 13223301 is about 236.4721289231.

Adding to 13223301 its reverse (10332231), we get a palindrome (23555532).

The spelling of 13223301 in words is "thirteen million, two hundred twenty-three thousand, three hundred one".

Divisors: 1 3 7 13 21 39 91 273 48437 145311 339059 629681 1017177 1889043 4407767 13223301