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49256 = 2347131
BaseRepresentation
bin1100000001101000
32111120022
430001220
53034011
61020012
7263414
oct140150
974508
1049256
1134009
1224608
131955c
1413d44
15e8db
hexc068

49256 has 16 divisors (see below), whose sum is σ = 95040. Its totient is φ = 23920.

The previous prime is 49253. The next prime is 49261. The reversal of 49256 is 65294.

It is an alternating number because its digits alternate between even and odd.

Its product of digits (2160) is a multiple of the sum of its prime divisors (180).

It is not an unprimeable number, because it can be changed into a prime (49253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 311 + ... + 441.

It is an arithmetic number, because the mean of its divisors is an integer number (5940).

249256 is an apocalyptic number.

It is an amenable number.

49256 is a deficient number, since it is larger than the sum of its proper divisors (45784).

49256 is a wasteful number, since it uses less digits than its factorization.

49256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 180 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 49256 is about 221.9369279773. The cubic root of 49256 is about 36.6566731259.

It can be divided in two parts, 49 and 256, that multiplied together give a square (12544 = 1122).

The spelling of 49256 in words is "forty-nine thousand, two hundred fifty-six".

Divisors: 1 2 4 8 47 94 131 188 262 376 524 1048 6157 12314 24628 49256