Base | Representation |
---|---|
bin | 1011111100010010001110… |
… | …0001111110010000110100 |
3 | 1201111020121221212221001120 |
4 | 2333010203201332100310 |
5 | 3210111334122212322 |
6 | 43531552012223540 |
7 | 2523430231061631 |
oct | 277044341762064 |
9 | 51436557787046 |
10 | 13130311132212 |
11 | 420259636708a |
12 | 15808aa76abb0 |
13 | 74324c157a41 |
14 | 335720961188 |
15 | 17b8399a7a5c |
hex | bf12387e434 |
13130311132212 has 24 divisors (see below), whose sum is σ = 31025207740800. Its totient is φ = 4321368220416.
The previous prime is 13130311132193. The next prime is 13130311132243. The reversal of 13130311132212 is 21223111303131.
13130311132212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
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, 6925268637 + ... + 6925270532.
It is an arithmetic number, because the mean of its divisors is an integer number (1292716989200).
Almost surely, 213130311132212 is an apocalyptic number.
13130311132212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13130311132212 is an abundant number, since it is smaller than the sum of its proper divisors (17894896608588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13130311132212 is a wasteful number, since it uses less digits than its factorization.
13130311132212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13850539255 (or 13850539253 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 24.
Adding to 13130311132212 its reverse (21223111303131), we get a palindrome (34353422435343).
The spelling of 13130311132212 in words is "thirteen trillion, one hundred thirty billion, three hundred eleven million, one hundred thirty-two thousand, two hundred twelve".
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