Base | Representation |
---|---|
bin | 1100011000100100100… |
… | …1110110001001111100 |
3 | 202100011020001020120120 |
4 | 3012021021312021330 |
5 | 11441210120112322 |
6 | 241423230214540 |
7 | 21241153022313 |
oct | 3061111661174 |
9 | 670136036516 |
10 | 212754457212 |
11 | 82257387730 |
12 | 35297054450 |
13 | 170a787c18b |
14 | a423db127a |
15 | 5803072a5c |
hex | 318927627c |
212754457212 has 48 divisors (see below), whose sum is σ = 541759999872. Its totient is φ = 64446857280.
The previous prime is 212754457177. The next prime is 212754457249.
212754457212 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 15 ways as a sum of consecutive naturals, for example, 52323 + ... + 654405.
It is an arithmetic number, because the mean of its divisors is an integer number (11286666664).
Almost surely, 2212754457212 is an apocalyptic number.
212754457212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
It is an amenable number.
212754457212 is an abundant number, since it is smaller than the sum of its proper divisors (329005542660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212754457212 is a wasteful number, since it uses less digits than its factorization.
212754457212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 604778 (or 604776 counting only the distinct ones).
The product of its digits is 313600, while the sum is 42.
It can be divided in two parts, 212754 and 457212, that added together give a palindrome (669966).
The spelling of 212754457212 in words is "two hundred twelve billion, seven hundred fifty-four million, four hundred fifty-seven thousand, two hundred twelve".
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