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1303212230300 = 2252457250311393
BaseRepresentation
bin10010111101101101100…
…000001000011010011100
311121120211002201122210202
4102331231200020122130
5132322434312332200
62434404252523032
7163103546120321
oct22755540103234
94546732648722
101303212230300
11462764369382
121906a3180478
1395b7a758a26
144710c038b48
1523d75e3c1d5
hex12f6d80869c

1303212230300 has 72 divisors (see below), whose sum is σ = 2835539826336. Its totient is φ = 519890780160.

The previous prime is 1303212230249. The next prime is 1303212230311. The reversal of 1303212230300 is 30322123031.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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, 114381404 + ... + 114392796.

It is an arithmetic number, because the mean of its divisors is an integer number (39382497588).

Almost surely, 21303212230300 is an apocalyptic number.

1303212230300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1303212230300 is an abundant number, since it is smaller than the sum of its proper divisors (1532327596036).

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

1303212230300 is a wasteful number, since it uses less digits than its factorization.

1303212230300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14367 (or 14360 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 1303212230300 its reverse (30322123031), we get a palindrome (1333534353331).

The spelling of 1303212230300 in words is "one trillion, three hundred three billion, two hundred twelve million, two hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 457 914 1828 2285 2503 4570 5006 9140 10012 11393 11425 12515 22786 22850 25030 45572 45700 50060 56965 62575 113930 125150 227860 250300 284825 569650 1139300 1143871 2287742 4575484 5206601 5719355 10413202 11438710 20826404 22877420 26033005 28516679 28596775 52066010 57033358 57193550 104132020 114066716 114387100 130165025 142583395 260330050 285166790 520660100 570333580 712916975 1425833950 2851667900 13032122303 26064244606 52128489212 65160611515 130321223030 260642446060 325803057575 651606115150 1303212230300