Base | Representation |
---|---|
bin | 1110101011011… |
… | …01101011111000 |
3 | 22120200210021001 |
4 | 13111231223320 |
5 | 223010221124 |
6 | 20115054344 |
7 | 3023416234 |
oct | 725555370 |
9 | 276623231 |
10 | 123132664 |
11 | 63561436 |
12 | 352a13b4 |
13 | 1c682a85 |
14 | 124d35c4 |
15 | ac23b44 |
hex | 756daf8 |
123132664 has 32 divisors (see below), whose sum is σ = 234012240. Its totient is φ = 60736000.
The previous prime is 123132661. The next prime is 123132679. The reversal of 123132664 is 466231321.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123132661) by changing a digit.
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, 306864 + ... + 307264.
Almost surely, 2123132664 is an apocalyptic number.
It is an amenable number.
123132664 is a deficient number, since it is larger than the sum of its proper divisors (110879576).
123132664 is a wasteful number, since it uses less digits than its factorization.
123132664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 831 (or 827 counting only the distinct ones).
The product of its digits is 5184, while the sum is 28.
The square root of 123132664 is about 11096.5158495809. The cubic root of 123132664 is about 497.4977167138.
Adding to 123132664 its reverse (466231321), we get a palindrome (589363985).
The spelling of 123132664 in words is "one hundred twenty-three million, one hundred thirty-two thousand, six hundred sixty-four".
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