Base | Representation |
---|---|
bin | 110010010111110000000010… |
… | …111000011011011000100100 |
3 | 1002001101111011112001222120012 |
4 | 302113300002320123120210 |
5 | 213014110034114134330 |
6 | 2103055305430225352 |
7 | 64443223321556600 |
oct | 6227600270333044 |
9 | 1061344145058505 |
10 | 221534461474340 |
11 | 64651268124483 |
12 | 20a1aa42ab5258 |
13 | 967c7c1459341 |
14 | 3c9c47a2b4500 |
15 | 1a92946926c95 |
hex | c97c02e1b624 |
221534461474340 has 144 divisors (see below), whose sum is σ = 566903794488192. Its totient is φ = 72369599791104.
The previous prime is 221534461474321. The next prime is 221534461474373. The reversal of 221534461474340 is 43474164435122.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13328822 + ... + 24914381.
It is an arithmetic number, because the mean of its divisors is an integer number (3936831906168).
Almost surely, 2221534461474340 is an apocalyptic number.
221534461474340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
221534461474340 is an abundant number, since it is smaller than the sum of its proper divisors (345369333013852).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
221534461474340 is a wasteful number, since it uses less digits than its factorization.
221534461474340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38243506 (or 38243497 counting only the distinct ones).
The product of its (nonzero) digits is 7741440, while the sum is 50.
The spelling of 221534461474340 in words is "two hundred twenty-one trillion, five hundred thirty-four billion, four hundred sixty-one million, four hundred seventy-four thousand, three hundred forty".
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