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1030244 = 22257561
BaseRepresentation
bin11111011100001100100
31221100020012
43323201210
5230431434
634025352
711520425
oct3734144
91840205
101030244
11644046
12418258
132a0c17
141cb64c
151553ce
hexfb864

1030244 has 6 divisors (see below), whose sum is σ = 1802934. Its totient is φ = 515120.

The previous prime is 1030241. The next prime is 1030247. The reversal of 1030244 is 4420301.

It is an interprime number because it is at equal distance from previous prime (1030241) and next prime (1030247).

It can be written as a sum of positive squares in only one way, i.e., 792100 + 238144 = 890^2 + 488^2 .

It is a super-2 number, since 2×10302442 = 2122805399072, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (1030241) 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 as a sum of consecutive naturals, namely, 128777 + ... + 128784.

It is an arithmetic number, because the mean of its divisors is an integer number (300489).

21030244 is an apocalyptic number.

It is an amenable number.

1030244 is a deficient number, since it is larger than the sum of its proper divisors (772690).

1030244 is a wasteful number, since it uses less digits than its factorization.

1030244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257565 (or 257563 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 1030244 is about 1015.0093595628. The cubic root of 1030244 is about 100.9981374032.

Adding to 1030244 its reverse (4420301), we get a palindrome (5450545).

The spelling of 1030244 in words is "one million, thirty thousand, two hundred forty-four".

Divisors: 1 2 4 257561 515122 1030244