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13220110302 = 237463679837
BaseRepresentation
bin11000100111111101…
…01101111111011110
31021010022222012000220
430103332231333132
5204033322012202
610023452502210
7645415040430
oct142376557736
937108865026
1013220110302
1156744535a3
12268b47a966
131328b7a699
148d5aa4650
1552592eabc
hex313fadfde

13220110302 has 32 divisors (see below), whose sum is σ = 30282703872. Its totient is φ = 3769010784.

The previous prime is 13220110297. The next prime is 13220110313. The reversal of 13220110302 is 20301102231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320473 + ... + 359364.

It is an arithmetic number, because the mean of its divisors is an integer number (946334496).

Almost surely, 213220110302 is an apocalyptic number.

13220110302 is an abundant number, since it is smaller than the sum of its proper divisors (17062593570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13220110302 is a wasteful number, since it uses less digits than its factorization.

13220110302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 680312.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 13220110302 its reverse (20301102231), we get a palindrome (33521212533).

The spelling of 13220110302 in words is "thirteen billion, two hundred twenty million, one hundred ten thousand, three hundred two".

Divisors: 1 2 3 6 7 14 21 42 463 926 1389 2778 3241 6482 9723 19446 679837 1359674 2039511 4079022 4758859 9517718 14276577 28553154 314764531 629529062 944293593 1888587186 2203351717 4406703434 6610055151 13220110302