Base | Representation |
---|---|
bin | 111001011000000000… |
… | …1101000011111111010 |
3 | 102210000212200110212211 |
4 | 1302300001220133322 |
5 | 4004314322133310 |
6 | 132334123125334 |
7 | 11621213201215 |
oct | 1626001503772 |
9 | 383025613784 |
10 | 123212302330 |
11 | 48288150437 |
12 | 1ba6767384a |
13 | b807872690 |
14 | 5d6bc1477c |
15 | 3311ed3c8a |
hex | 1cb00687fa |
123212302330 has 32 divisors (see below), whose sum is σ = 252891861264. Its totient is φ = 42817668096.
The previous prime is 123212302289. The next prime is 123212302379. The reversal of 123212302330 is 33203212321.
123212302330 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 35509256721 + 87703045609 = 188439^2 + 296147^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27873877 + ... + 27878296.
Almost surely, 2123212302330 is an apocalyptic number.
123212302330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
123212302330 is an abundant number, since it is smaller than the sum of its proper divisors (129679558934).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123212302330 is a wasteful number, since it uses less digits than its factorization.
123212302330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55752210.
The product of its (nonzero) digits is 1296, while the sum is 22.
Adding to 123212302330 its reverse (33203212321), we get a palindrome (156415514651).
Subtracting from 123212302330 its reverse (33203212321), we obtain a palindrome (90009090009).
The spelling of 123212302330 in words is "one hundred twenty-three billion, two hundred twelve million, three hundred two thousand, three hundred thirty".
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