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12130313200 = 2452151229877
BaseRepresentation
bin10110100110000010…
…11110001111110000
31011022101022202110021
423103001132033300
5144320330010300
65323402413224
7606412650415
oct132301361760
934271282407
1012130313200
115165277935
122426501214
1311b415ca25
1483106010c
154aee11d1a
hex2d305e3f0

12130313200 has 120 divisors (see below), whose sum is σ = 29497779680. Its totient is φ = 4793472000.

The previous prime is 12130313189. The next prime is 12130313213. The reversal of 12130313200 is 231303121.

12130313200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13831162 + ... + 13832038.

Almost surely, 212130313200 is an apocalyptic number.

12130313200 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 12130313200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14748889840).

12130313200 is an abundant number, since it is smaller than the sum of its proper divisors (17367466480).

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

12130313200 is a wasteful number, since it uses less digits than its factorization.

12130313200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1275 (or 1264 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 12130313200 its reverse (231303121), we get a palindrome (12361616321).

The spelling of 12130313200 in words is "twelve billion, one hundred thirty million, three hundred thirteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 40 50 80 100 151 200 229 302 400 458 604 755 877 916 1145 1208 1510 1754 1832 2290 2416 3020 3508 3664 3775 4385 4580 5725 6040 7016 7550 8770 9160 11450 12080 14032 15100 17540 18320 21925 22900 30200 34579 35080 43850 45800 60400 69158 70160 87700 91600 132427 138316 172895 175400 200833 264854 276632 345790 350800 401666 529708 553264 662135 691580 803332 864475 1004165 1059416 1324270 1383160 1606664 1728950 2008330 2118832 2648540 2766320 3213328 3310675 3457900 4016660 5020825 5297080 6621350 6915800 8033320 10041650 10594160 13242700 13831600 16066640 20083300 26485400 30325783 40166600 52970800 60651566 80333200 121303132 151628915 242606264 303257830 485212528 606515660 758144575 1213031320 1516289150 2426062640 3032578300 6065156600 12130313200