Base | Representation |
---|---|
bin | 110000010000100011111111… |
… | …110010000101011101001000 |
3 | 1000211111100212211102122000202 |
4 | 300100203333302011131020 |
5 | 210304403010134000020 |
6 | 2031223421253151332 |
7 | 62464102654400642 |
oct | 6020437762053510 |
9 | 1024440784378022 |
10 | 212244395218760 |
11 | 6169a3849a0293 |
12 | 1b97a47662b548 |
13 | 91577397cab38 |
14 | 3a5a97d8c3892 |
15 | 1980e6cc0ce75 |
hex | c108ffc85748 |
212244395218760 has 128 divisors (see below), whose sum is σ = 484347058790400. Its totient is φ = 83697518795520.
The previous prime is 212244395218741. The next prime is 212244395218763. The reversal of 212244395218760 is 67812593442212.
It is a junction number, because it is equal to n+sod(n) for n = 212244395218696 and 212244395218705.
It is not an unprimeable number, because it can be changed into a prime (212244395218763) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1578298325 + ... + 1578432795.
It is an arithmetic number, because the mean of its divisors is an integer number (3783961396800).
It is a 1-persistent number, because it is pandigital, but 2⋅212244395218760 = 424488790437520 is not.
Almost surely, 2212244395218760 is an apocalyptic number.
212244395218760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212244395218760 is an abundant number, since it is smaller than the sum of its proper divisors (272102663571640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212244395218760 is a wasteful number, since it uses less digits than its factorization.
212244395218760 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136371 (or 136367 counting only the distinct ones).
The product of its (nonzero) digits is 11612160, while the sum is 56.
The spelling of 212244395218760 in words is "two hundred twelve trillion, two hundred forty-four billion, three hundred ninety-five million, two hundred eighteen thousand, seven hundred sixty".
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