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530810012 = 221815871249
BaseRepresentation
bin11111101000111…
…000010010011100
31100222210221110002
4133220320102130
52041341410022
6124401033432
716103545025
oct3750702234
91328727402
10530810012
112526a0467
12129925878
1385c81985
14506d5c4c
1531902092
hex1fa3849c

530810012 has 24 divisors (see below), whose sum is σ = 936390000. Its totient is φ = 263278080.

The previous prime is 530810009. The next prime is 530810039. The reversal of 530810012 is 210018035.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 424364 + ... + 425612.

It is an arithmetic number, because the mean of its divisors is an integer number (39016250).

Almost surely, 2530810012 is an apocalyptic number.

It is an amenable number.

530810012 is a deficient number, since it is larger than the sum of its proper divisors (405579988).

530810012 is a wasteful number, since it uses less digits than its factorization.

530810012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021 (or 2019 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 530810012 is about 23039.3144863297. The cubic root of 530810012 is about 809.6792979261.

Adding to 530810012 its reverse (210018035), we get a palindrome (740828047).

The spelling of 530810012 in words is "five hundred thirty million, eight hundred ten thousand, twelve".

Divisors: 1 2 4 181 362 587 724 1174 1249 2348 2498 4996 106247 212494 226069 424988 452138 733163 904276 1466326 2932652 132702503 265405006 530810012