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49887 = 3223241
BaseRepresentation
bin1100001011011111
32112102200
430023133
53044022
61022543
7265305
oct141337
975380
1049887
1134532
1224a53
1319926
1414275
15ebac
hexc2df

49887 has 12 divisors (see below), whose sum is σ = 75504. Its totient is φ = 31680.

The previous prime is 49877. The next prime is 49891. The reversal of 49887 is 78894.

It is not a de Polignac number, because 49887 - 24 = 49871 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49807) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87 + ... + 327.

It is an arithmetic number, because the mean of its divisors is an integer number (6292).

249887 is an apocalyptic number.

49887 is a deficient number, since it is larger than the sum of its proper divisors (25617).

49887 is a wasteful number, since it uses less digits than its factorization.

49887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270 (or 267 counting only the distinct ones).

The product of its digits is 16128, while the sum is 36.

The square root of 49887 is about 223.3539791452. The cubic root of 49887 is about 36.8125410155.

It can be divided in two parts, 498 and 87, that added together give a palindrome (585).

The spelling of 49887 in words is "forty-nine thousand, eight hundred eighty-seven".

Divisors: 1 3 9 23 69 207 241 723 2169 5543 16629 49887