Base | Representation |
---|---|
bin | 101111000011111010… |
… | …001000001110011101 |
3 | 11211102121210212222020 |
4 | 233003322020032131 |
5 | 1311442021413141 |
6 | 35114104010353 |
7 | 3436134054105 |
oct | 570372101635 |
9 | 154377725866 |
10 | 50531435421 |
11 | 1a480750385 |
12 | 9962a609b9 |
13 | 49c3bb025c |
14 | 263514a205 |
15 | 14ab36c266 |
hex | bc3e8839d |
50531435421 has 8 divisors (see below), whose sum is σ = 67378820160. Its totient is φ = 33685837152.
The previous prime is 50531435387. The next prime is 50531435467. The reversal of 50531435421 is 12453413505.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 50531435421 - 27 = 50531435293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50531435221) 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 7 ways as a sum of consecutive naturals, for example, 379161 + ... + 494798.
It is an arithmetic number, because the mean of its divisors is an integer number (8422352520).
Almost surely, 250531435421 is an apocalyptic number.
It is an amenable number.
50531435421 is a deficient number, since it is larger than the sum of its proper divisors (16847384739).
50531435421 is a wasteful number, since it uses less digits than its factorization.
50531435421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 893235.
The product of its (nonzero) digits is 36000, while the sum is 33.
Adding to 50531435421 its reverse (12453413505), we get a palindrome (62984848926).
The spelling of 50531435421 in words is "fifty billion, five hundred thirty-one million, four hundred thirty-five thousand, four hundred twenty-one".
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