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50481 = 327179
BaseRepresentation
bin1100010100110001
32120020200
430110301
53103411
61025413
7300114
oct142461
976220
1050481
1134a22
1225269
1319c92
141457b
15ee56
hexc531

50481 has 12 divisors (see below), whose sum is σ = 74880. Its totient is φ = 32760.

The previous prime is 50461. The next prime is 50497. The reversal of 50481 is 18405.

It is not a de Polignac number, because 50481 - 26 = 50417 is a prime.

It is a super-2 number, since 2×504812 = 5096662722, which contains 22 as substring.

It is a plaindrome in base 14.

It is a nialpdrome in base 9 and base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 50481.

It is not an unprimeable number, because it can be changed into a prime (50411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 600 + ... + 678.

It is an arithmetic number, because the mean of its divisors is an integer number (6240).

250481 is an apocalyptic number.

It is an amenable number.

50481 is a deficient number, since it is larger than the sum of its proper divisors (24399).

50481 is a wasteful number, since it uses less digits than its factorization.

50481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 153 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 50481 is about 224.6797721202. The cubic root of 50481 is about 36.9580727898.

Adding to 50481 its reverse (18405), we get a palindrome (68886).

It can be divided in two parts, 504 and 81, that added together give a palindrome (585).

The spelling of 50481 in words is "fifty thousand, four hundred eighty-one".

Divisors: 1 3 9 71 79 213 237 639 711 5609 16827 50481