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13223102245 = 56739471947
BaseRepresentation
bin11000101000010100…
…01000011100100101
31021010112121012012121
430110022020130211
5204040103232440
610024040545541
7645452341333
oct142412103445
937115535177
1013223102245
115676107481
1226904822b1
131329687472
148d6242b53
15525d2134a
hex314288725

13223102245 has 8 divisors (see below), whose sum is σ = 16104554784. Its totient is φ = 10420593744.

The previous prime is 13223102237. The next prime is 13223102257. The reversal of 13223102245 is 54220132231.

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 13223102245 - 23 = 13223102237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 19735639 + ... + 19736308.

It is an arithmetic number, because the mean of its divisors is an integer number (2013069348).

Almost surely, 213223102245 is an apocalyptic number.

It is an amenable number.

13223102245 is a deficient number, since it is larger than the sum of its proper divisors (2881452539).

13223102245 is an equidigital number, since it uses as much as digits as its factorization.

13223102245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39472019.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 13223102245 its reverse (54220132231), we get a palindrome (67443234476).

The spelling of 13223102245 in words is "thirteen billion, two hundred twenty-three million, one hundred two thousand, two hundred forty-five".

Divisors: 1 5 67 335 39471947 197359735 2644620449 13223102245