Base | Representation |
---|---|
bin | 100100101101111… |
… | …0101010111001111 |
3 | 10011212021202212102 |
4 | 1021123311113033 |
5 | 10010400030411 |
6 | 322130425315 |
7 | 42350052422 |
oct | 11133652717 |
9 | 3155252772 |
10 | 1232033231 |
11 | 5824a5890 |
12 | 2a473223b |
13 | 16832ba60 |
14 | b98ab9b9 |
15 | 73266d3b |
hex | 496f55cf |
1232033231 has 64 divisors (see below), whose sum is σ = 1609445376. Its totient is φ = 925593600.
The previous prime is 1232033227. The next prime is 1232033239. The reversal of 1232033231 is 1323302321.
It is a cyclic number.
It is not a de Polignac number, because 1232033231 - 22 = 1232033227 is a prime.
It is a super-2 number, since 2×12320332312 = 3035811764576598722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1232033239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4684406 + ... + 4684668.
It is an arithmetic number, because the mean of its divisors is an integer number (25147584).
Almost surely, 21232033231 is an apocalyptic number.
1232033231 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
1232033231 is a deficient number, since it is larger than the sum of its proper divisors (377412145).
1232033231 is a wasteful number, since it uses less digits than its factorization.
1232033231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 392.
The product of its (nonzero) digits is 648, while the sum is 20.
The square root of 1232033231 is about 35100.3309243659. The cubic root of 1232033231 is about 1072.0313207299.
Adding to 1232033231 its reverse (1323302321), we get a palindrome (2555335552).
The spelling of 1232033231 in words is "one billion, two hundred thirty-two million, thirty-three thousand, two hundred thirty-one".
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