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255733 is a prime number
BaseRepresentation
bin111110011011110101
3110222210121
4332123311
531140413
65251541
72113402
oct763365
9428717
10255733
11165155
12103bb1
138c52a
14692a9
1550b8d
hex3e6f5

255733 has 2 divisors, whose sum is σ = 255734. Its totient is φ = 255732.

The previous prime is 255713. The next prime is 255743. The reversal of 255733 is 337552.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232324 + 23409 = 482^2 + 153^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-255733 is a prime.

It is a d-powerful number, because it can be written as 25 + 5 + 73 + 57 + 34 + 311 .

It is a junction number, because it is equal to n+sod(n) for n = 255698 and 255707.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (255713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127866 + 127867.

It is an arithmetic number, because the mean of its divisors is an integer number (127867).

2255733 is an apocalyptic number.

It is an amenable number.

255733 is a deficient number, since it is larger than the sum of its proper divisors (1).

255733 is an equidigital number, since it uses as much as digits as its factorization.

255733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150, while the sum is 25.

The square root of 255733 is about 505.7005042513. The cubic root of 255733 is about 63.4739596040.

The spelling of 255733 in words is "two hundred fifty-five thousand, seven hundred thirty-three".