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1252303 = 1396331
BaseRepresentation
bin100110001101111001111
32100121211121
410301233033
5310033203
642501411
713434013
oct4615717
92317747
101252303
11785968
12504867
1334b010
14248543
1519b0bd
hex131bcf

1252303 has 4 divisors (see below), whose sum is σ = 1348648. Its totient is φ = 1155960.

The previous prime is 1252283. The next prime is 1252331. The reversal of 1252303 is 3032521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3032521 = 3678263.

It is not a de Polignac number, because 1252303 - 29 = 1251791 is a prime.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252343) 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 3 ways as a sum of consecutive naturals, for example, 48153 + ... + 48178.

It is an arithmetic number, because the mean of its divisors is an integer number (337162).

21252303 is an apocalyptic number.

1252303 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1252303 is a deficient number, since it is larger than the sum of its proper divisors (96345).

1252303 is an equidigital number, since it uses as much as digits as its factorization.

1252303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96344.

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 1252303 is about 1119.0634477097. The cubic root of 1252303 is about 107.7878494227.

Adding to 1252303 its reverse (3032521), we get a palindrome (4284824).

The spelling of 1252303 in words is "one million, two hundred fifty-two thousand, three hundred three".

Divisors: 1 13 96331 1252303