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12303301100 = 2252631194981
BaseRepresentation
bin10110111010101010…
…10111100111101100
31011202102211110020112
423131111113213230
5200144121113400
65352502235152
7613613222336
oct133525274754
934672743215
1012303301100
115243990242
122474425ab8
131210c4a02c
1484a010456
154c01d2835
hex2dd5579ec

12303301100 has 36 divisors (see below), whose sum is σ = 26740611408. Its totient is φ = 4913496000.

The previous prime is 12303301091. The next prime is 12303301103. The reversal of 12303301100 is 110330321.

It is a super-2 number, since 2×123033011002 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12303301103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34391 + ... + 160590.

Almost surely, 212303301100 is an apocalyptic number.

12303301100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12303301100 is an abundant number, since it is smaller than the sum of its proper divisors (14437310308).

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

12303301100 is a wasteful number, since it uses less digits than its factorization.

12303301100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195626 (or 195619 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

Adding to 12303301100 its reverse (110330321), we get a palindrome (12413631421).

The spelling of 12303301100 in words is "twelve billion, three hundred three million, three hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 631 1262 2524 3155 6310 12620 15775 31550 63100 194981 389962 779924 974905 1949810 3899620 4874525 9749050 19498100 123033011 246066022 492132044 615165055 1230330110 2460660220 3075825275 6151650550 12303301100