Base | Representation |
---|---|
bin | 101110100100010000… |
… | …100000011110110111 |
3 | 11210001121122001212222 |
4 | 232210100200132313 |
5 | 1304400102243111 |
6 | 34545254432555 |
7 | 3420025436255 |
oct | 564420403667 |
9 | 153047561788 |
10 | 50000431031 |
11 | 1a228a37981 |
12 | 983506275b |
13 | 493ab90c85 |
14 | 25c48035d5 |
15 | 147992c7db |
hex | ba44207b7 |
50000431031 has 8 divisors (see below), whose sum is σ = 50401898880. Its totient is φ = 49600014048.
The previous prime is 50000431021. The next prime is 50000431057. The reversal of 50000431031 is 13013400005.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 50000431031 - 226 = 49933322167 is a prime.
It is a super-2 number, since 2×500004310312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50000431021) 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, 167036 + ... + 357633.
It is an arithmetic number, because the mean of its divisors is an integer number (6300237360).
Almost surely, 250000431031 is an apocalyptic number.
50000431031 is a deficient number, since it is larger than the sum of its proper divisors (401467849).
50000431031 is a wasteful number, since it uses less digits than its factorization.
50000431031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 525433.
The product of its (nonzero) digits is 180, while the sum is 17.
Adding to 50000431031 its reverse (13013400005), we get a palindrome (63013831036).
The spelling of 50000431031 in words is "fifty billion, four hundred thirty-one thousand, thirty-one".
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