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13223033210 = 259713631993
BaseRepresentation
bin11000101000010011…
…10111100101111010
31021010112110200111202
430110021313211322
5204040044030320
610024035254202
7645451633142
oct142411674572
937115420452
1013223033210
11567606a622
12269044a362
131329661c0a
148d6225922
15525d0ab75
hex31427797a

13223033210 has 16 divisors (see below), whose sum is σ = 24046837416. Its totient is φ = 5234684928.

The previous prime is 13223033203. The next prime is 13223033269. The reversal of 13223033210 is 1233032231.

It can be written as a sum of positive squares in 4 ways, for example, as 11566787401 + 1656245809 = 107549^2 + 40697^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6815027 + ... + 6816966.

Almost surely, 213223033210 is an apocalyptic number.

13223033210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13223033210 is a deficient number, since it is larger than the sum of its proper divisors (10823804206).

13223033210 is a wasteful number, since it uses less digits than its factorization.

13223033210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13632097.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 13223033210 its reverse (1233032231), we get a palindrome (14456065441).

The spelling of 13223033210 in words is "thirteen billion, two hundred twenty-three million, thirty-three thousand, two hundred ten".

Divisors: 1 2 5 10 97 194 485 970 13631993 27263986 68159965 136319930 1322303321 2644606642 6611516605 13223033210