Base | Representation |
---|---|
bin | 1010111100111100000110… |
… | …1001100010101100101101 |
3 | 1120122012121121221100010211 |
4 | 2233033001221202230231 |
5 | 3034244100302122110 |
6 | 41340012100502421 |
7 | 2352003014013265 |
oct | 257170151425455 |
9 | 46565547840124 |
10 | 12042042223405 |
11 | 3923001999587 |
12 | 14259b36aaa11 |
13 | 6947378b105c |
14 | 2d8ba34b67a5 |
15 | 15d393d5a98a |
hex | af3c1a62b2d |
12042042223405 has 32 divisors (see below), whose sum is σ = 14504484931200. Its totient is φ = 9597699072000.
The previous prime is 12042042223399. The next prime is 12042042223447. The reversal of 12042042223405 is 50432224024021.
It is a happy number.
It is not a de Polignac number, because 12042042223405 - 215 = 12042042190637 is a prime.
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 6084911706 + ... + 6084913684.
It is an arithmetic number, because the mean of its divisors is an integer number (453265154100).
Almost surely, 212042042223405 is an apocalyptic number.
It is an amenable number.
12042042223405 is a deficient number, since it is larger than the sum of its proper divisors (2462442707795).
12042042223405 is a wasteful number, since it uses less digits than its factorization.
12042042223405 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5565.
The product of its (nonzero) digits is 30720, while the sum is 31.
Adding to 12042042223405 its reverse (50432224024021), we get a palindrome (62474266247426).
The spelling of 12042042223405 in words is "twelve trillion, forty-two billion, forty-two million, two hundred twenty-three thousand, four hundred five".
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