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12203044364 = 2277927120357
BaseRepresentation
bin10110101110101101…
…11010111000001100
31011111110011212212002
423113112322320030
5144442434404424
65334521331432
7611255110550
oct132726727014
934443155762
1012203044364
1151a2333935
122446936b78
1311c6246714
1483a993860
154b64cbcae
hex2d75bae0c

12203044364 has 48 divisors (see below), whose sum is σ = 24807444480. Its totient is φ = 5144368320.

The previous prime is 12203044361. The next prime is 12203044379. The reversal of 12203044364 is 46344030221.

It is not an unprimeable number, because it can be changed into a prime (12203044361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 589274 + ... + 609630.

It is an arithmetic number, because the mean of its divisors is an integer number (516821760).

Almost surely, 212203044364 is an apocalyptic number.

12203044364 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12203044364 is an abundant number, since it is smaller than the sum of its proper divisors (12604400116).

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

12203044364 is a wasteful number, since it uses less digits than its factorization.

12203044364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20718 (or 20716 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 12203044364 its reverse (46344030221), we get a palindrome (58547074585).

The spelling of 12203044364 in words is "twelve billion, two hundred three million, forty-four thousand, three hundred sixty-four".

Divisors: 1 2 4 7 14 28 79 158 271 316 542 553 1084 1106 1897 2212 3794 7588 20357 21409 40714 42818 81428 85636 142499 149863 284998 299726 569996 599452 1608203 3216406 5516747 6432812 11033494 11257421 22066988 22514842 38617229 45029684 77234458 154468916 435823013 871646026 1743292052 3050761091 6101522182 12203044364