Base | Representation |
---|---|
bin | 100000011110001011101… |
… | …110011011100001110111 |
3 | 21220022201100102022110100 |
4 | 200132023232123201313 |
5 | 243024433122343111 |
6 | 4425034504525143 |
7 | 320133654003423 |
oct | 40361356334167 |
9 | 7808640368410 |
10 | 2231432231031 |
11 | 790388359423 |
12 | 3005721807b3 |
13 | 1325668a0703 |
14 | 7a0052bbb83 |
15 | 3d0a0b8a756 |
hex | 2078bb9b877 |
2231432231031 has 12 divisors (see below), whose sum is σ = 3223214633808. Its totient is φ = 1487605451424.
The previous prime is 2231432231011. The next prime is 2231432231059. The reversal of 2231432231031 is 1301322341322.
2231432231031 is a `hidden beast` number, since 2 + 2 + 314 + 3 + 2 + 2 + 310 + 31 = 666.
It is not a de Polignac number, because 2231432231031 - 25 = 2231432230999 is a prime.
It is a super-3 number, since 3×22314322310313 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 2231432230986 and 2231432231004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231432231011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 422115 + ... + 2154308.
It is an arithmetic number, because the mean of its divisors is an integer number (268601219484).
Almost surely, 22231432231031 is an apocalyptic number.
2231432231031 is a deficient number, since it is larger than the sum of its proper divisors (991782402777).
2231432231031 is a wasteful number, since it uses less digits than its factorization.
2231432231031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2672662 (or 2672659 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 2231432231031 its reverse (1301322341322), we get a palindrome (3532754572353).
The spelling of 2231432231031 in words is "two trillion, two hundred thirty-one billion, four hundred thirty-two million, two hundred thirty-one thousand, thirty-one".
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