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BaseRepresentation
bin10010101100000110
310220000012
4102230012
54422200
61350222
7436115
oct225406
9126005
1076550
1152571
1238372
1328ac6
141dc7c
1517a35
hex12b06

76550 has 12 divisors (see below), whose sum is σ = 142476. Its totient is φ = 30600.

The previous prime is 76543. The next prime is 76561. The reversal of 76550 is 5567.

It can be divided in two parts, 76 and 550, that added together give a palindrome (626).

It is a nialpdrome in base 5 and base 10.

It is a zygodrome in base 5.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 716 + ... + 815.

It is an arithmetic number, because the mean of its divisors is an integer number (11873).

276550 is an apocalyptic number.

76550 is a deficient number, since it is larger than the sum of its proper divisors (65926).

76550 is a wasteful number, since it uses less digits than its factorization.

76550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1543 (or 1538 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 76550 is about 276.6767066451. The cubic root of 76550 is about 42.4601702969.

The spelling of 76550 in words is "seventy-six thousand, five hundred fifty".

Divisors: 1 2 5 10 25 50 1531 3062 7655 15310 38275 76550