Base | Representation |
---|---|
bin | 1011001100101010111110… |
… | …0010100001011111011010 |
3 | 1121121001020211202201012000 |
4 | 2303022233202201133122 |
5 | 3103211113230130320 |
6 | 42104111412101430 |
7 | 2410351541362203 |
oct | 263125742413732 |
9 | 47531224681160 |
10 | 12312321333210 |
11 | 3a17698458108 |
12 | 146a263604876 |
13 | 6b407c10ccb2 |
14 | 307cc32a65aa |
15 | 165412174c90 |
hex | b32af8a17da |
12312321333210 has 64 divisors (see below), whose sum is σ = 33891981327360. Its totient is φ = 3177373245120.
The previous prime is 12312321333203. The next prime is 12312321333233. The reversal of 12312321333210 is 1233312321321.
12312321333210 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 2 + 321 + 3 + 332 + 1 + 0 = 666.
It is a super-2 number, since 2×123123213332102 (a number of 27 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 735494697 + ... + 735511436.
It is an arithmetic number, because the mean of its divisors is an integer number (529562208240).
Almost surely, 212312321333210 is an apocalyptic number.
12312321333210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12312321333210 is an abundant number, since it is smaller than the sum of its proper divisors (21579659994150).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12312321333210 is a wasteful number, since it uses less digits than its factorization.
12312321333210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1471006180 (or 1471006174 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 12312321333210 its reverse (1233312321321), we get a palindrome (13545633654531).
The spelling of 12312321333210 in words is "twelve trillion, three hundred twelve billion, three hundred twenty-one million, three hundred thirty-three thousand, two hundred ten".
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