Base | Representation |
---|---|
bin | 1011001001010101011110… |
… | …1101010110100100011001 |
3 | 1121101120022221102000111022 |
4 | 2302111113231112210121 |
5 | 3101241231334432301 |
6 | 42021513024012225 |
7 | 2403252436324100 |
oct | 262252755264431 |
9 | 47346287360438 |
10 | 12255013202201 |
11 | 39a535a513070 |
12 | 145b12b161075 |
13 | 6ab8482805c3 |
14 | 30520812b037 |
15 | 163baadecd1b |
hex | b2557b56919 |
12255013202201 has 24 divisors (see below), whose sum is σ = 15552058275936. Its totient is φ = 9549212406720.
The previous prime is 12255013202191. The next prime is 12255013202233. The reversal of 12255013202201 is 10220231055221.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-12255013202201 is a prime.
It is a super-2 number, since 2×122550132022012 (a number of 27 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12255013202261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45393125 + ... + 45662301.
It is an arithmetic number, because the mean of its divisors is an integer number (648002428164).
Almost surely, 212255013202201 is an apocalyptic number.
12255013202201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
12255013202201 is a deficient number, since it is larger than the sum of its proper divisors (3297045073735).
12255013202201 is a wasteful number, since it uses less digits than its factorization.
12255013202201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 353669 (or 353662 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 26.
Adding to 12255013202201 its reverse (10220231055221), we get a palindrome (22475244257422).
The spelling of 12255013202201 in words is "twelve trillion, two hundred fifty-five billion, thirteen million, two hundred two thousand, two hundred one".
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