Base | Representation |
---|---|
bin | 11100111010011000… |
… | …000000100011000111 |
3 | 2222010112000212201022 |
4 | 130322120000203013 |
5 | 1002034300041203 |
6 | 22132251421355 |
7 | 2146205602265 |
oct | 347230004307 |
9 | 88115025638 |
10 | 31044143303 |
11 | 12190678388 |
12 | 602475485b |
13 | 2c097b9984 |
14 | 1706da7435 |
15 | c1a629a38 |
hex | 73a6008c7 |
31044143303 has 16 divisors (see below), whose sum is σ = 33366913536. Its totient is φ = 28811613600.
The previous prime is 31044143297. The next prime is 31044143381. The reversal of 31044143303 is 30334144013.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 31044143303 - 26 = 31044143239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31044143803) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45401 + ... + 253277.
It is an arithmetic number, because the mean of its divisors is an integer number (2085432096).
Almost surely, 231044143303 is an apocalyptic number.
31044143303 is a deficient number, since it is larger than the sum of its proper divisors (2322770233).
31044143303 is a wasteful number, since it uses less digits than its factorization.
31044143303 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 208094.
The product of its (nonzero) digits is 5184, while the sum is 26.
Adding to 31044143303 its reverse (30334144013), we get a palindrome (61378287316).
The spelling of 31044143303 in words is "thirty-one billion, forty-four million, one hundred forty-three thousand, three hundred three".
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