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13223301229 = 55807236947
BaseRepresentation
bin11000101000010101…
…11001000001101101
31021010112222022011101
430110022321001231
5204040131114404
610024045123101
7645454130425
oct142412710155
937115868141
1013223301229
115676232a26
122690559491
131329726bc8
148d6295485
15525d602a4
hex3142b906d

13223301229 has 4 divisors (see below), whose sum is σ = 13223593984. Its totient is φ = 13223008476.

The previous prime is 13223301227. The next prime is 13223301241. The reversal of 13223301229 is 92210332231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13223301229 - 21 = 13223301227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13223301197 and 13223301206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13223301227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62667 + ... + 174280.

It is an arithmetic number, because the mean of its divisors is an integer number (3305898496).

Almost surely, 213223301229 is an apocalyptic number.

It is an amenable number.

13223301229 is a deficient number, since it is larger than the sum of its proper divisors (292755).

13223301229 is an equidigital number, since it uses as much as digits as its factorization.

13223301229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292754.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 13223301229 in words is "thirteen billion, two hundred twenty-three million, three hundred one thousand, two hundred twenty-nine".

Divisors: 1 55807 236947 13223301229