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12203011300 = 22525916312689
BaseRepresentation
bin10110101110101101…
…10010110011100100
31011111110010012111111
423113112302303210
5144442432330200
65334520514404
7611254612264
oct132726626344
934443105444
1012203011300
1151a2311007
12244691ba04
1311c623465c
1483a9857a4
154b64c20ba
hex2d75b2ce4

12203011300 has 72 divisors (see below), whose sum is σ = 27096703200. Its totient is φ = 4768657920.

The previous prime is 12203011283. The next prime is 12203011309. The reversal of 12203011300 is 311030221.

It is not an unprimeable number, because it can be changed into a prime (12203011309) 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 23 ways as a sum of consecutive naturals, for example, 955356 + ... + 968044.

It is an arithmetic number, because the mean of its divisors is an integer number (376343100).

Almost surely, 212203011300 is an apocalyptic number.

12203011300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12203011300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13548351600).

12203011300 is an abundant number, since it is smaller than the sum of its proper divisors (14893691900).

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

12203011300 is a wasteful number, since it uses less digits than its factorization.

12203011300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12925 (or 12918 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12203011300 its reverse (311030221), we get a palindrome (12514041521).

The spelling of 12203011300 in words is "twelve billion, two hundred three million, eleven thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 59 100 118 163 236 295 326 590 652 815 1180 1475 1630 2950 3260 4075 5900 8150 9617 12689 16300 19234 25378 38468 48085 50756 63445 96170 126890 192340 240425 253780 317225 480850 634450 748651 961700 1268900 1497302 2068307 2994604 3743255 4136614 7486510 8273228 10341535 14973020 18716275 20683070 37432550 41366140 51707675 74865100 103415350 122030113 206830700 244060226 488120452 610150565 1220301130 2440602260 3050752825 6101505650 12203011300