Base | Representation |
---|---|
bin | 1100000111011001011000… |
… | …0111011101011110000100 |
3 | 1202011111101011210001110020 |
4 | 3001312112013131132010 |
5 | 3221223320300414022 |
6 | 44155402543055140 |
7 | 2543266024530213 |
oct | 301662607353604 |
9 | 52144334701406 |
10 | 13321212123012 |
11 | 4276548a61a72 |
12 | 15b18a6ba14b0 |
13 | 75825333c0b1 |
14 | 340a7041707a |
15 | 1817ae1e435c |
hex | c1d961dd784 |
13321212123012 has 48 divisors (see below), whose sum is σ = 31436694838080. Its totient is φ = 4389866348032.
The previous prime is 13321212122983. The next prime is 13321212123031. The reversal of 13321212123012 is 21032121212331.
13321212123012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 6377728 + ... + 8204744.
It is an arithmetic number, because the mean of its divisors is an integer number (654931142460).
Almost surely, 213321212123012 is an apocalyptic number.
13321212123012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13321212123012 is an abundant number, since it is smaller than the sum of its proper divisors (18115482715068).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13321212123012 is a wasteful number, since it uses less digits than its factorization.
13321212123012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1833940 (or 1833938 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 13321212123012 its reverse (21032121212331), we get a palindrome (34353333335343).
The spelling of 13321212123012 in words is "thirteen trillion, three hundred twenty-one billion, two hundred twelve million, one hundred twenty-three thousand, twelve".
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