Base | Representation |
---|---|
bin | 10110110010000101… |
… | …01110000011101000 |
3 | 1011120102100120222001 |
4 | 23121002232003220 |
5 | 200022203202100 |
6 | 5341411140344 |
7 | 612050235451 |
oct | 133102560350 |
9 | 34512316861 |
10 | 12231303400 |
11 | 5207285308 |
12 | 24542a46b4 |
13 | 11cc05c144 |
14 | 84062c128 |
15 | 4b8c0ed6a |
hex | 2d90ae0e8 |
12231303400 has 48 divisors (see below), whose sum is σ = 29674216800. Its totient is φ = 4679801280.
The previous prime is 12231303347. The next prime is 12231303433. The reversal of 12231303400 is 430313221.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1324890 + ... + 1334089.
It is an arithmetic number, because the mean of its divisors is an integer number (618212850).
Almost surely, 212231303400 is an apocalyptic number.
12231303400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
12231303400 is an abundant number, since it is smaller than the sum of its proper divisors (17442913400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12231303400 is a wasteful number, since it uses less digits than its factorization.
12231303400 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2659018 (or 2659009 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 12231303400 its reverse (430313221), we get a palindrome (12661616621).
The spelling of 12231303400 in words is "twelve billion, two hundred thirty-one million, three hundred three thousand, four hundred".
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