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252343 = 7134759
BaseRepresentation
bin111101100110110111
3110211011001
4331212313
531033333
65224131
72100460
oct754667
9424131
10252343
11162653
12102047
138ab20
1467d67
154eb7d
hex3d9b7

252343 has 16 divisors (see below), whose sum is σ = 322560. Its totient is φ = 192096.

The previous prime is 252341. The next prime is 252359. The reversal of 252343 is 343252.

It is a cyclic number.

It is not a de Polignac number, because 252343 - 21 = 252341 is a prime.

It is a d-powerful number, because it can be written as 25 + 55 + 310 + 217 + 42 + 310 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 252343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252341) 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 in 15 ways as a sum of consecutive naturals, for example, 4248 + ... + 4306.

It is an arithmetic number, because the mean of its divisors is an integer number (20160).

2252343 is an apocalyptic number.

252343 is a deficient number, since it is larger than the sum of its proper divisors (70217).

252343 is a wasteful number, since it uses less digits than its factorization.

252343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126.

The product of its digits is 720, while the sum is 19.

The square root of 252343 is about 502.3375359258. The cubic root of 252343 is about 63.1922405418.

Adding to 252343 its reverse (343252), we get a palindrome (595595).

Subtracting 252343 from its reverse (343252), we obtain a palindrome (90909).

It can be divided in two parts, 252 and 343, that multiplied together give a square (86436 = 2942).

The spelling of 252343 in words is "two hundred fifty-two thousand, three hundred forty-three".

Divisors: 1 7 13 47 59 91 329 413 611 767 2773 4277 5369 19411 36049 252343