Base | Representation |
---|---|
bin | 110000111001010111101111… |
… | …000010000100011100000000 |
3 | 1001012102110100121000012200202 |
4 | 300321113233002010130000 |
5 | 211141324243311344022 |
6 | 2041212004405504332 |
7 | 63203520643362236 |
oct | 6071275702043400 |
9 | 1035373317005622 |
10 | 215048727840512 |
11 | 625807206146a5 |
12 | 20151a73a120a8 |
13 | 92cc014810487 |
14 | 3b165b1cb4956 |
15 | 19cdd9e557592 |
hex | c395ef084700 |
215048727840512 has 72 divisors (see below), whose sum is σ = 436303073534832. Its totient is φ = 105759573811200.
The previous prime is 215048727840503. The next prime is 215048727840523.
215048727840512 is nontrivially palindromic in base 10.
It is a congruent number.
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, 1043686043 + ... + 1043892069.
It is an arithmetic number, because the mean of its divisors is an integer number (6059764910206).
Almost surely, 2215048727840512 is an apocalyptic number.
It is an amenable number.
215048727840512 is an abundant number, since it is smaller than the sum of its proper divisors (221254345694320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215048727840512 is an equidigital number, since it uses as much as digits as its factorization.
215048727840512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 272945 (or 272931 counting only the distinct ones).
The product of its (nonzero) digits is 10035200, while the sum is 56.
The spelling of 215048727840512 in words is "two hundred fifteen trillion, forty-eight billion, seven hundred twenty-seven million, eight hundred forty thousand, five hundred twelve".
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