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13030041223 = 24229537787
BaseRepresentation
bin11000010001010011…
…01010011010000111
31020122002022200021101
430020221222122013
5203141142304343
65552543000531
7640616344243
oct141051523207
936562280241
1013030041223
115587133911
122637899147
1312c868c684
148b8749423
15513dd7e4d
hex308a6a687

13030041223 has 4 divisors (see below), whose sum is σ = 13030603240. Its totient is φ = 13029479208.

The previous prime is 13030041181. The next prime is 13030041251. The reversal of 13030041223 is 32214003031.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13030041223 - 221 = 13027944071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13030041223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13030041023) 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, 244665 + ... + 293122.

It is an arithmetic number, because the mean of its divisors is an integer number (3257650810).

Almost surely, 213030041223 is an apocalyptic number.

13030041223 is a deficient number, since it is larger than the sum of its proper divisors (562017).

13030041223 is an equidigital number, since it uses as much as digits as its factorization.

13030041223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562016.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 13030041223 its reverse (32214003031), we get a palindrome (45244044254).

The spelling of 13030041223 in words is "thirteen billion, thirty million, forty-one thousand, two hundred twenty-three".

Divisors: 1 24229 537787 13030041223