Base | Representation |
---|---|
bin | 101111111001110001… |
… | …000100101010111101 |
3 | 11220202121002022101122 |
4 | 233321301010222331 |
5 | 1320314331444404 |
6 | 35343503120325 |
7 | 3500415360161 |
oct | 577161045275 |
9 | 156677068348 |
10 | 51435031229 |
11 | 1a8a480927a |
12 | 9b755a30a5 |
13 | 4b0916552a |
14 | 26bd160ca1 |
15 | 15108593be |
hex | bf9c44abd |
51435031229 has 2 divisors, whose sum is σ = 51435031230. Its totient is φ = 51435031228.
The previous prime is 51435031217. The next prime is 51435031247. The reversal of 51435031229 is 92213053415.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 36757708729 + 14677322500 = 191723^2 + 121150^2 .
It is a cyclic number.
It is not a de Polignac number, because 51435031229 - 216 = 51434965693 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (51435031259) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25717515614 + 25717515615.
It is an arithmetic number, because the mean of its divisors is an integer number (25717515615).
Almost surely, 251435031229 is an apocalyptic number.
It is an amenable number.
51435031229 is a deficient number, since it is larger than the sum of its proper divisors (1).
51435031229 is an equidigital number, since it uses as much as digits as its factorization.
51435031229 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 32400, while the sum is 35.
The spelling of 51435031229 in words is "fifty-one billion, four hundred thirty-five million, thirty-one thousand, two hundred twenty-nine".
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