Base | Representation |
---|---|
bin | 11101010111101010111… |
… | …110010000011000101101 |
3 | 21010221112112101002001221 |
4 | 131113222332100120231 |
5 | 231031420123203123 |
6 | 4143104052303341 |
7 | 265546622445343 |
oct | 35275276203055 |
9 | 7127475332057 |
10 | 2018281850413 |
11 | 708a48540674 |
12 | 2871a6611b51 |
13 | 118427ca963a |
14 | 6d9848c7993 |
15 | 37777eac25d |
hex | 1d5eaf9062d |
2018281850413 has 16 divisors (see below), whose sum is σ = 2166529541760. Its totient is φ = 1873320777216.
The previous prime is 2018281850401. The next prime is 2018281850441. The reversal of 2018281850413 is 3140581828102.
It is a cyclic number.
It is not a de Polignac number, because 2018281850413 - 25 = 2018281850381 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2018281850413.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2018281850113) 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 15 ways as a sum of consecutive naturals, for example, 11152456 + ... + 11331982.
It is an arithmetic number, because the mean of its divisors is an integer number (135408096360).
Almost surely, 22018281850413 is an apocalyptic number.
It is an amenable number.
2018281850413 is a deficient number, since it is larger than the sum of its proper divisors (148247691347).
2018281850413 is a wasteful number, since it uses less digits than its factorization.
2018281850413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188676.
The product of its (nonzero) digits is 122880, while the sum is 43.
The spelling of 2018281850413 in words is "two trillion, eighteen billion, two hundred eighty-one million, eight hundred fifty thousand, four hundred thirteen".
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