Base | Representation |
---|---|
bin | 10110111010101001… |
… | …01101111001100010 |
3 | 1011202102111202211021 |
4 | 23131110231321202 |
5 | 200144100131320 |
6 | 5352454440054 |
7 | 613611611200 |
oct | 133524557142 |
9 | 34672452737 |
10 | 12303130210 |
11 | 5243883908 |
12 | 247436302a |
13 | 1210bba307 |
14 | 849da8070 |
15 | 4c019bdaa |
hex | 2dd52de62 |
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".
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