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12303130210 = 257225108429
BaseRepresentation
bin10110111010101001…
…01101111001100010
31011202102111202211021
423131110231321202
5200144100131320
65352454440054
7613611611200
oct133524557142
934672452737
1012303130210
115243883908
12247436302a
131210bba307
14849da8070
154c019bdaa
hex2dd52de62

12303130210 has 24 divisors (see below), whose sum is σ = 25761249180. Its totient is φ = 4218215904.

The previous prime is 12303130193. The next prime is 12303130219. The reversal of 12303130210 is 1203130321.

It can be written as a sum of positive squares in 2 ways, for example, as 11595197761 + 707932449 = 107681^2 + 26607^2 .

It is not an unprimeable number, because it can be changed into a prime (12303130219) 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 11 ways as a sum of consecutive naturals, for example, 12553725 + ... + 12554704.

Almost surely, 212303130210 is an apocalyptic number.

12303130210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303130210 is an abundant number, since it is smaller than the sum of its proper divisors (13458118970).

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

12303130210 is a wasteful number, since it uses less digits than its factorization.

12303130210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25108450 (or 25108443 counting only the distinct ones).

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

Adding to 12303130210 its reverse (1203130321), we get a palindrome (13506260531).

The spelling of 12303130210 in words is "twelve billion, three hundred three million, one hundred thirty thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 25108429 50216858 125542145 175759003 251084290 351518006 878795015 1230313021 1757590030 2460626042 6151565105 12303130210