Base | Representation |
---|---|
bin | 1011000111010111100001… |
… | …0011000110101110100100 |
3 | 1121021100001110100010101220 |
4 | 2301311320103012232210 |
5 | 3100213004224400312 |
6 | 41554201502420340 |
7 | 2400644506654101 |
oct | 261657023065644 |
9 | 47240043303356 |
10 | 12221200231332 |
11 | 3991a88a19644 |
12 | 14546732916b0 |
13 | 6a85b9c5c231 |
14 | 30371b535aa8 |
15 | 162d7c694c8c |
hex | b1d784c6ba4 |
12221200231332 has 24 divisors (see below), whose sum is σ = 28522921930272. Its totient is φ = 4072763688000.
The previous prime is 12221200231319. The next prime is 12221200231349. The reversal of 12221200231332 is 23313200212221.
12221200231332 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 7 ways as a sum of consecutive naturals, for example, 121162794 + ... + 121263617.
It is an arithmetic number, because the mean of its divisors is an integer number (1188455080428).
Almost surely, 212221200231332 is an apocalyptic number.
12221200231332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
12221200231332 is an abundant number, since it is smaller than the sum of its proper divisors (16301721698940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12221200231332 is a wasteful number, since it uses less digits than its factorization.
12221200231332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 242430619 (or 242430617 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 12221200231332 its reverse (23313200212221), we get a palindrome (35534400443553).
The spelling of 12221200231332 in words is "twelve trillion, two hundred twenty-one billion, two hundred million, two hundred thirty-one thousand, three hundred thirty-two".
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