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13220000310 = 23511192108453
BaseRepresentation
bin11000100111111100…
…10011001000110110
31021010022202121011010
430103332103020312
5204033310002220
610023450253050
7645414101646
oct142376231066
937108677133
1013220000310
1156743889a0
12268b427186
131328b3c5ba
148d5a76526
1552590c1e0
hex313f93236

13220000310 has 64 divisors (see below), whose sum is σ = 36434085120. Its totient is φ = 3036170880.

The previous prime is 13220000303. The next prime is 13220000371. The reversal of 13220000310 is 1300002231.

It is a happy number.

It is a super-2 number, since 2×132200003102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1047957 + ... + 1060496.

It is an arithmetic number, because the mean of its divisors is an integer number (569282580).

Almost surely, 213220000310 is an apocalyptic number.

13220000310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13220000310 is an abundant number, since it is smaller than the sum of its proper divisors (23214084810).

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

13220000310 is a wasteful number, since it uses less digits than its factorization.

13220000310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108493.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 13220000310 its reverse (1300002231), we get a palindrome (14520002541).

The spelling of 13220000310 in words is "thirteen billion, two hundred twenty million, three hundred ten", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 11 15 19 22 30 33 38 55 57 66 95 110 114 165 190 209 285 330 418 570 627 1045 1254 2090 3135 6270 2108453 4216906 6325359 10542265 12650718 21084530 23192983 31626795 40060607 46385966 63253590 69578949 80121214 115964915 120181821 139157898 200303035 231929830 240363642 347894745 400606070 440666677 600909105 695789490 881333354 1201818210 1322000031 2203333385 2644000062 4406666770 6610000155 13220000310