Base | Representation |
---|---|
bin | 10001101000110111100… |
… | …100001100010110001110 |
3 | 11021212200020110212210121 |
4 | 101220313210030112032 |
5 | 124324401412341420 |
6 | 2324500444255154 |
7 | 153400201415110 |
oct | 21506744142616 |
9 | 4255606425717 |
10 | 1212113012110 |
11 | 428066217400 |
12 | 176aba2414ba |
13 | 8a3bcc9a8b0 |
14 | 429491633b0 |
15 | 217e33312aa |
hex | 11a3790c58e |
1212113012110 has 192 divisors, whose sum is σ = 3106960012800. Its totient is φ = 330384510720.
The previous prime is 1212113012087. The next prime is 1212113012111. The reversal of 1212113012110 is 112103112121.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212113012111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1802401 + ... + 2381779.
It is an arithmetic number, because the mean of its divisors is an integer number (16182083400).
Almost surely, 21212113012110 is an apocalyptic number.
1212113012110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1212113012110 is an abundant number, since it is smaller than the sum of its proper divisors (1894847000690).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212113012110 is a wasteful number, since it uses less digits than its factorization.
1212113012110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 579447 (or 579436 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 16.
Adding to 1212113012110 its reverse (112103112121), we get a palindrome (1324216124231).
The spelling of 1212113012110 in words is "one trillion, two hundred twelve billion, one hundred thirteen million, twelve thousand, one hundred ten".
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