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13223033033 = 721983211811
BaseRepresentation
bin11000101000010011…
…10111100011001001
31021010112110200021012
430110021313203021
5204040044024113
610024035253305
7645451632500
oct142411674311
937115420235
1013223033033
11567606a481
12269044a235
131329661b02
148d6225837
15525d0aaa8
hex3142778c9

13223033033 has 48 divisors (see below), whose sum is σ = 16484509440. Its totient is φ = 10544839200.

The previous prime is 13223033029. The next prime is 13223033039. The reversal of 13223033033 is 33033032231.

It is not a de Polignac number, because 13223033033 - 22 = 13223033029 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13223033039) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16304198 + ... + 16305008.

It is an arithmetic number, because the mean of its divisors is an integer number (343427280).

Almost surely, 213223033033 is an apocalyptic number.

It is an amenable number.

13223033033 is a deficient number, since it is larger than the sum of its proper divisors (3261476407).

13223033033 is a wasteful number, since it uses less digits than its factorization.

13223033033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138 (or 1131 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 13223033033 its reverse (33033032231), we get a palindrome (46256065264).

The spelling of 13223033033 in words is "thirteen billion, two hundred twenty-three million, thirty-three thousand, thirty-three".

Divisors: 1 7 19 49 83 133 211 581 811 931 1477 1577 4009 4067 5677 10339 11039 15409 17513 28063 39739 67313 77273 107863 122591 171121 196441 332747 471191 755041 858137 1197847 1278947 2329229 3251299 3298337 8384929 8952629 14203043 16304603 22759093 62668403 99421301 159313651 269857817 695949107 1889004719 13223033033