Base | Representation |
---|---|
bin | 1010100000111010110001… |
… | …11100001101001110110100 |
3 | 10000212101010020012202110020 |
4 | 11100131120330031032310 |
5 | 11012304411042212322 |
6 | 121101440141525140 |
7 | 4604313252625533 |
oct | 520353074151664 |
9 | 100771106182406 |
10 | 23121301132212 |
11 | 7404763799808 |
12 | 2715090b737b0 |
13 | cb94387413ca |
14 | 59d1111d431a |
15 | 2a16888e605c |
hex | 150758f0d3b4 |
23121301132212 has 24 divisors (see below), whose sum is σ = 54864104383200. Its totient is φ = 7576471557216.
The previous prime is 23121301132151. The next prime is 23121301132277. The reversal of 23121301132212 is 21223110312132.
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, 16328601787 + ... + 16328603202.
It is an arithmetic number, because the mean of its divisors is an integer number (2286004349300).
Almost surely, 223121301132212 is an apocalyptic number.
It is an amenable number.
23121301132212 is an abundant number, since it is smaller than the sum of its proper divisors (31742803250988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23121301132212 is a wasteful number, since it uses less digits than its factorization.
23121301132212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32657205055 (or 32657205053 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 23121301132212 its reverse (21223110312132), we get a palindrome (44344411444344).
The spelling of 23121301132212 in words is "twenty-three trillion, one hundred twenty-one billion, three hundred one million, one hundred thirty-two thousand, two hundred twelve".
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