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1130230 = 25113023
BaseRepresentation
bin100010011111011110110
32010102101101
410103323312
5242131410
640120314
712415063
oct4237366
92112341
101130230
11702182
1246609a
1330759a
14215c6a
15174d3a
hex113ef6

1130230 has 8 divisors (see below), whose sum is σ = 2034432. Its totient is φ = 452088.

The previous prime is 1130191. The next prime is 1130237. The reversal of 1130230 is 320311.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 113023 = 1130230 / (1 + 1 + 3 + 0 + 2 + 3 + 0).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130237) 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, 56502 + ... + 56521.

It is an arithmetic number, because the mean of its divisors is an integer number (254304).

21130230 is an apocalyptic number.

1130230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1130230 is a deficient number, since it is larger than the sum of its proper divisors (904202).

1130230 is a wasteful number, since it uses less digits than its factorization.

1130230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113030.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1130230 is about 1063.1227586690. The cubic root of 1130230 is about 104.1651100212.

Adding to 1130230 its reverse (320311), we get a palindrome (1450541).

The spelling of 1130230 in words is "one million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 113023 226046 565115 1130230