Base | Representation |
---|---|
bin | 110000001110100111111000… |
… | …000010000101111111000100 |
3 | 1000211000121212201212120112120 |
4 | 300032213320002011333010 |
5 | 210300212034012230312 |
6 | 2031042300500445540 |
7 | 62451344214126300 |
oct | 6016477002057704 |
9 | 1024017781776476 |
10 | 212111121211332 |
11 | 6164890421a9a2 |
12 | 1b9586813a98b0 |
13 | 9147cba544c05 |
14 | 3a54339686d00 |
15 | 197c76c72d28c |
hex | c0e9f8085fc4 |
212111121211332 has 36 divisors (see below), whose sum is σ = 575730186146640. Its totient is φ = 60603177488784.
The previous prime is 212111121211277. The next prime is 212111121211333. The reversal of 212111121211332 is 233112121111212.
It is a super-2 number, since 2×2121111212113322 (a number of 29 digits) contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (212111121211333) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 180366599082 + ... + 180366600257.
It is an arithmetic number, because the mean of its divisors is an integer number (15992505170740).
Almost surely, 2212111121211332 is an apocalyptic number.
It is an amenable number.
212111121211332 is an abundant number, since it is smaller than the sum of its proper divisors (363619064935308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212111121211332 is a wasteful number, since it uses less digits than its factorization.
212111121211332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 360733199360 (or 360733199351 counting only the distinct ones).
The product of its digits is 288, while the sum is 24.
Adding to 212111121211332 its reverse (233112121111212), we get a palindrome (445223242322544).
The spelling of 212111121211332 in words is "two hundred twelve trillion, one hundred eleven billion, one hundred twenty-one million, two hundred eleven thousand, three hundred thirty-two".
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