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13112102310 = 235547779801
BaseRepresentation
bin11000011011000101…
…01100110110100110
31020211210201210220220
430031202230312212
5203323144233220
610005033505210
7642634013346
oct141542546646
936753653826
1013112102310
11561949259a
12265b272206
13130c691c28
148c55cad26
1551b1e7540
hex30d8acda6

13112102310 has 32 divisors (see below), whose sum is σ = 31475185632. Its totient is φ = 3495878400.

The previous prime is 13112102299. The next prime is 13112102323. The reversal of 13112102310 is 1320121131.

It is a happy number.

13112102310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×131121023102 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13112102310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124410 + ... + 204210.

It is an arithmetic number, because the mean of its divisors is an integer number (983599551).

Almost surely, 213112102310 is an apocalyptic number.

13112102310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13112102310 is an abundant number, since it is smaller than the sum of its proper divisors (18363083322).

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

13112102310 is a wasteful number, since it uses less digits than its factorization.

13112102310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85288.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13112102310 its reverse (1320121131), we get a palindrome (14432223441).

The spelling of 13112102310 in words is "thirteen billion, one hundred twelve million, one hundred two thousand, three hundred ten".

Divisors: 1 2 3 5 6 10 15 30 5477 10954 16431 27385 32862 54770 79801 82155 159602 164310 239403 399005 478806 798010 1197015 2394030 437070077 874140154 1311210231 2185350385 2622420462 4370700770 6556051155 13112102310