Base | Representation |
---|---|
bin | 100000011110000110011… |
… | …010110100001101001000 |
3 | 21220022111010220020011012 |
4 | 200132012122310031020 |
5 | 243024242330000034 |
6 | 4425022004423052 |
7 | 320131523200046 |
oct | 40360632641510 |
9 | 7808433806135 |
10 | 2231343203144 |
11 | 790342081460 |
12 | 3005483a7a88 |
13 | 1325512cc0a3 |
14 | 79dd7545396 |
15 | 3d097e51cce |
hex | 207866b4348 |
2231343203144 has 32 divisors (see below), whose sum is σ = 4576547433600. Its totient is φ = 1011483280320.
The previous prime is 2231343203137. The next prime is 2231343203191. The reversal of 2231343203144 is 4413023431322.
It is a super-3 number, since 3×22313432031443 (a number of 38 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2231343203144.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34512899 + ... + 34577490.
It is an arithmetic number, because the mean of its divisors is an integer number (143017107300).
Almost surely, 22231343203144 is an apocalyptic number.
It is an amenable number.
2231343203144 is an abundant number, since it is smaller than the sum of its proper divisors (2345204230456).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231343203144 is a wasteful number, since it uses less digits than its factorization.
2231343203144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69090773 (or 69090769 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 32.
Adding to 2231343203144 its reverse (4413023431322), we get a palindrome (6644366634466).
The spelling of 2231343203144 in words is "two trillion, two hundred thirty-one billion, three hundred forty-three million, two hundred three thousand, one hundred forty-four".
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