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1030338 = 23257241
BaseRepresentation
bin11111011100011000010
31221100100200
43323203002
5230432323
634030030
711520621
oct3734302
91840320
101030338
11644121
12418316
132a0c8a
141cb6b8
15155443
hexfb8c2

1030338 has 12 divisors (see below), whose sum is σ = 2232438. Its totient is φ = 343440.

The previous prime is 1030307. The next prime is 1030349. The reversal of 1030338 is 8330301.

It can be written as a sum of positive squares in only one way, i.e., 974169 + 56169 = 987^2 + 237^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 57241 = 1030338 / (1 + 0 + 3 + 0 + 3 + 3 + 8).

It is a self number, because there is not a number n which added to its sum of digits gives 1030338.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 28603 + ... + 28638.

21030338 is an apocalyptic number.

1030338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1030338 is an abundant number, since it is smaller than the sum of its proper divisors (1202100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1030338 is a wasteful number, since it uses less digits than its factorization.

1030338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57249 (or 57246 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1030338 is about 1015.0556634983. The cubic root of 1030338 is about 101.0012090173.

Adding to 1030338 its reverse (8330301), we get a palindrome (9360639).

It can be divided in two parts, 103033 and 8, that added together give a square (103041 = 3212).

The spelling of 1030338 in words is "one million, thirty thousand, three hundred thirty-eight".

Divisors: 1 2 3 6 9 18 57241 114482 171723 343446 515169 1030338