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1130253 = 31979251
BaseRepresentation
bin100010011111100001101
32010102102020
410103330031
5242132003
640120353
712415125
oct4237415
92112366
101130253
117021a3
124660b9
133075b7
14215c85
15174d53
hex113f0d

1130253 has 16 divisors (see below), whose sum is σ = 1612800. Its totient is φ = 702000.

The previous prime is 1130251. The next prime is 1130257. The reversal of 1130253 is 3520311.

It is a happy number.

It is not a de Polignac number, because 1130253 - 21 = 1130251 is a prime.

1130253 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4378 + ... + 4628.

It is an arithmetic number, because the mean of its divisors is an integer number (100800).

21130253 is an apocalyptic number.

It is an amenable number.

1130253 is a deficient number, since it is larger than the sum of its proper divisors (482547).

1130253 is a wasteful number, since it uses less digits than its factorization.

1130253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 1130253 is about 1063.1335758032. The cubic root of 1130253 is about 104.1658165975.

Adding to 1130253 its reverse (3520311), we get a palindrome (4650564).

The spelling of 1130253 in words is "one million, one hundred thirty thousand, two hundred fifty-three".

Divisors: 1 3 19 57 79 237 251 753 1501 4503 4769 14307 19829 59487 376751 1130253