Base | Representation |
---|---|
bin | 11011110010100… |
… | …10100101010011 |
3 | 121020122211110000 |
4 | 31321102211103 |
5 | 434134402011 |
6 | 35044341043 |
7 | 5530335234 |
oct | 1571224523 |
9 | 536584400 |
10 | 233122131 |
11 | 10a656120 |
12 | 660a4783 |
13 | 393b33b8 |
14 | 22d6508b |
15 | 156ed356 |
hex | de52953 |
233122131 has 20 divisors (see below), whose sum is σ = 379904184. Its totient is φ = 141285600.
The previous prime is 233122121. The next prime is 233122133. The reversal of 233122131 is 131221332.
It is not a de Polignac number, because 233122131 - 210 = 233121107 is a prime.
It is a super-2 number, since 2×2331221312 = 108691855923962322, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (233122133) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 129930 + ... + 131711.
Almost surely, 2233122131 is an apocalyptic number.
233122131 is a deficient number, since it is larger than the sum of its proper divisors (146782053).
233122131 is a wasteful number, since it uses less digits than its factorization.
233122131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 261664 (or 261655 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 233122131 is about 15268.3375322921. The cubic root of 233122131 is about 615.4524451703.
Adding to 233122131 its reverse (131221332), we get a palindrome (364343463).
It can be divided in two parts, 2 and 33122131, that added together give a palindrome (33122133).
The spelling of 233122131 in words is "two hundred thirty-three million, one hundred twenty-two thousand, one hundred thirty-one".
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