Base | Representation |
---|---|
bin | 101110101111100001011… |
… | …001110100101101011100 |
3 | 102101002001022122012022020 |
4 | 232233201121310231130 |
5 | 410111411241310322 |
6 | 10455343434420140 |
7 | 451032245214423 |
oct | 56574131645534 |
9 | 12332038565266 |
10 | 3212122213212 |
11 | 1029287282100 |
12 | 43a645291650 |
13 | 1a3b95403cb3 |
14 | b1678d2a2ba |
15 | 5884c02a05c |
hex | 2ebe1674b5c |
3212122213212 has 36 divisors (see below), whose sum is σ = 8238252842568. Its totient is φ = 973370367200.
The previous prime is 3212122213187. The next prime is 3212122213217. The reversal of 3212122213212 is 2123122212123.
It is a super-2 number, since 2×32121222132122 (a number of 26 digits) contains 22 as substring.
It is a nude number because it is divisible by every one of its digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3212122213217) 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, 1106101239 + ... + 1106104142.
It is an arithmetic number, because the mean of its divisors is an integer number (228840356738).
Almost surely, 23212122213212 is an apocalyptic number.
It is an amenable number.
3212122213212 is an abundant number, since it is smaller than the sum of its proper divisors (5026130629356).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3212122213212 is a wasteful number, since it uses less digits than its factorization.
3212122213212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2212205410 (or 2212205397 counting only the distinct ones).
The product of its digits is 1152, while the sum is 24.
Adding to 3212122213212 its reverse (2123122212123), we get a palindrome (5335244425335).
The spelling of 3212122213212 in words is "three trillion, two hundred twelve billion, one hundred twenty-two million, two hundred thirteen thousand, two hundred twelve".
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