Base | Representation |
---|---|
bin | 11101010000111001000… |
… | …000000110011000111100 |
3 | 21010020202010012200010210 |
4 | 131100321000012120330 |
5 | 230422012230201022 |
6 | 4135501403032420 |
7 | 265201323435363 |
oct | 35207100063074 |
9 | 7106663180123 |
10 | 2011001022012 |
11 | 705951717514 |
12 | 2858b420b710 |
13 | 117837758c58 |
14 | 6d4939487da |
15 | 3749dbbea0c |
hex | 1d43900663c |
2011001022012 has 48 divisors (see below), whose sum is σ = 5065190000640. Its totient is φ = 619078772928.
The previous prime is 2011001022011. The next prime is 2011001022053. The reversal of 2011001022012 is 2102201001102.
It is a super-2 number, since 2×20110010220122 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2011001022011) 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 15 ways as a sum of consecutive naturals, for example, 125616748 + ... + 125632755.
It is an arithmetic number, because the mean of its divisors is an integer number (105524791680).
Almost surely, 22011001022012 is an apocalyptic number.
It is an amenable number.
2011001022012 is an abundant number, since it is smaller than the sum of its proper divisors (3054188978628).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2011001022012 is a wasteful number, since it uses less digits than its factorization.
2011001022012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 251249562 (or 251249560 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 2011001022012 its reverse (2102201001102), we get a palindrome (4113202023114).
The spelling of 2011001022012 in words is "two trillion, eleven billion, one million, twenty-two thousand, twelve".
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