Base | Representation |
---|---|
bin | 1100100010100101101… |
… | …1001000110010000000 |
3 | 202121002121122212112002 |
4 | 3020221123020302000 |
5 | 12012211444011022 |
6 | 242550122323132 |
7 | 21364613133014 |
oct | 3105133106200 |
9 | 677077585462 |
10 | 215443344512 |
11 | 83407173540 |
12 | 359076594a8 |
13 | 17415974756 |
14 | a5db150544 |
15 | 590e160092 |
hex | 32296c8c80 |
215443344512 has 32 divisors (see below), whose sum is σ = 468222044400. Its totient is φ = 97928792320.
The previous prime is 215443344401. The next prime is 215443344533.
215443344512 is nontrivially palindromic in base 10.
It is a tau number, because it is divible by the number of its divisors (32).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76505462 + ... + 76508277.
Almost surely, 2215443344512 is an apocalyptic number.
215443344512 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
215443344512 is an abundant number, since it is smaller than the sum of its proper divisors (252778699888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
215443344512 is a wasteful number, since it uses less digits than its factorization.
215443344512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153013764 (or 153013752 counting only the distinct ones).
The product of its digits is 230400, while the sum is 38.
It can be divided in two parts, 215443 and 344512, that added together give a palindrome (559955).
The spelling of 215443344512 in words is "two hundred fifteen billion, four hundred forty-three million, three hundred forty-four thousand, five hundred twelve".
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