Base | Representation |
---|---|
bin | 10111100110101111… |
… | …10100010110100111 |
3 | 1012201012120020011200 |
4 | 23303113310112213 |
5 | 201423244314311 |
6 | 5453311133543 |
7 | 626023035552 |
oct | 136327642647 |
9 | 35635506150 |
10 | 12673041831 |
11 | 541366899a |
12 | 25582142b3 |
13 | 126c725628 |
14 | 883179699 |
15 | 4e28ba556 |
hex | 2f35f45a7 |
12673041831 has 12 divisors (see below), whose sum is σ = 18896005440. Its totient is φ = 8176155840.
The previous prime is 12673041811. The next prime is 12673041839. The reversal of 12673041831 is 13814037621.
It is a happy number.
It is not a de Polignac number, because 12673041831 - 223 = 12664653223 is a prime.
It is a super-2 number, since 2×126730418312 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12673041839) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22711266 + ... + 22711823.
It is an arithmetic number, because the mean of its divisors is an integer number (1574667120).
Almost surely, 212673041831 is an apocalyptic number.
12673041831 is a deficient number, since it is larger than the sum of its proper divisors (6222963609).
12673041831 is a wasteful number, since it uses less digits than its factorization.
12673041831 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45423126 (or 45423123 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The spelling of 12673041831 in words is "twelve billion, six hundred seventy-three million, forty-one thousand, eight hundred thirty-one".
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