Base | Representation |
---|---|
bin | 11101010001000110001… |
… | …011011111101101010101 |
3 | 21010021022112020021002221 |
4 | 131101012023133231111 |
5 | 230422440330104414 |
6 | 4135535341502341 |
7 | 265206646615006 |
oct | 35210613375525 |
9 | 7107275207087 |
10 | 2011222113109 |
11 | 705a554a5530 |
12 | 2859562719b1 |
13 | 1178714b91a1 |
14 | 6d4b505b1ad |
15 | 374b32e3224 |
hex | 1d4462dfb55 |
2011222113109 has 4 divisors (see below), whose sum is σ = 2194060487040. Its totient is φ = 1828383739180.
The previous prime is 2011222113107. The next prime is 2011222113181. The reversal of 2011222113109 is 9013112221102.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2011222113109 - 21 = 2011222113107 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2011222113107) 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 3 ways as a sum of consecutive naturals, for example, 91419186949 + ... + 91419186970.
It is an arithmetic number, because the mean of its divisors is an integer number (548515121760).
Almost surely, 22011222113109 is an apocalyptic number.
It is an amenable number.
2011222113109 is a deficient number, since it is larger than the sum of its proper divisors (182838373931).
2011222113109 is a wasteful number, since it uses less digits than its factorization.
2011222113109 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182838373930.
The product of its (nonzero) digits is 432, while the sum is 25.
The spelling of 2011222113109 in words is "two trillion, eleven billion, two hundred twenty-two million, one hundred thirteen thousand, one hundred nine".
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