Base | Representation |
---|---|
bin | 1001001001100110110110… |
… | …00100001001000000011001 |
3 | 2122020120121010210011121010 |
4 | 10210303123010021000121 |
5 | 10114131411320011413 |
6 | 110443333143204133 |
7 | 4144500423654012 |
oct | 444633304110031 |
9 | 78216533704533 |
10 | 20121302110233 |
11 | 645843a530915 |
12 | 230b787446649 |
13 | b2c57a19471c |
14 | 4d7c3a4b4009 |
15 | 24d6042e6dc3 |
hex | 124cdb109019 |
20121302110233 has 8 divisors (see below), whose sum is σ = 26913035000448. Its totient is φ = 13371885313424.
The previous prime is 20121302110219. The next prime is 20121302110243. The reversal of 20121302110233 is 33201120312102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20121302110233 - 29 = 20121302109721 is a prime.
It is a super-2 number, since 2×201213021102332 (a number of 27 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20121302110243) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10579022241 + ... + 10579024142.
It is an arithmetic number, because the mean of its divisors is an integer number (3364129375056).
Almost surely, 220121302110233 is an apocalyptic number.
It is an amenable number.
20121302110233 is a deficient number, since it is larger than the sum of its proper divisors (6791732890215).
20121302110233 is a wasteful number, since it uses less digits than its factorization.
20121302110233 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21158046703.
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 20121302110233 its reverse (33201120312102), we get a palindrome (53322422422335).
The spelling of 20121302110233 in words is "twenty trillion, one hundred twenty-one billion, three hundred two million, one hundred ten thousand, two hundred thirty-three".
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