Base | Representation |
---|---|
bin | 110000111001011100101111… |
… | …011000010000100101100000 |
3 | 1001012102222020011010102102001 |
4 | 300321130233120100211200 |
5 | 211141421300201212220 |
6 | 2041214254000333344 |
7 | 63204101064163342 |
oct | 6071345730204540 |
9 | 1035388204112361 |
10 | 215054102366560 |
11 | 62582a29378666 |
12 | 20152b13914254 |
13 | 92cc6901317c2 |
14 | 3b169619c9292 |
15 | 19ce0b62de80a |
hex | c3972f610960 |
215054102366560 has 96 divisors (see below), whose sum is σ = 539235408630240. Its totient is φ = 80768318349312.
The previous prime is 215054102366533. The next prime is 215054102366591. The reversal of 215054102366560 is 65663201450512.
It is a self number, because there is not a number n which added to its sum of digits gives 215054102366560.
It is a congruent number.
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, 93208779 + ... + 95488138.
It is an arithmetic number, because the mean of its divisors is an integer number (5617035506565).
Almost surely, 2215054102366560 is an apocalyptic number.
215054102366560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
215054102366560 is an abundant number, since it is smaller than the sum of its proper divisors (324181306263680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215054102366560 is a wasteful number, since it uses less digits than its factorization.
215054102366560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188697368 (or 188697360 counting only the distinct ones).
The product of its (nonzero) digits is 1296000, while the sum is 46.
The spelling of 215054102366560 in words is "two hundred fifteen trillion, fifty-four billion, one hundred two million, three hundred sixty-six thousand, five hundred sixty".
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