Base | Representation |
---|---|
bin | 11101001101011000010110… |
… | …01010100001010111100101 |
3 | 22102102110112022200211110010 |
4 | 32212230023022201113211 |
5 | 31404331423321003143 |
6 | 344335301455120433 |
7 | 16346365355024460 |
oct | 1646541312412745 |
9 | 272373468624403 |
10 | 64231423219173 |
11 | 195144369965a1 |
12 | 7254591813119 |
13 | 29abcc6b793b2 |
14 | 11c0b631da2d7 |
15 | 765c17a3aa33 |
hex | 3a6b0b2a15e5 |
64231423219173 has 64 divisors (see below), whose sum is σ = 101117313884160. Its totient is φ = 35500161745152.
The previous prime is 64231423219091. The next prime is 64231423219207. The reversal of 64231423219173 is 37191232413246.
64231423219173 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 64231423219173 - 212 = 64231423215077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64231423211173) 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 63 ways as a sum of consecutive naturals, for example, 1059072736 + ... + 1059133382.
It is an arithmetic number, because the mean of its divisors is an integer number (1579958029440).
Almost surely, 264231423219173 is an apocalyptic number.
It is an amenable number.
64231423219173 is a deficient number, since it is larger than the sum of its proper divisors (36885890664987).
64231423219173 is a wasteful number, since it uses less digits than its factorization.
64231423219173 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 68746.
The product of its digits is 1306368, while the sum is 48.
The spelling of 64231423219173 in words is "sixty-four trillion, two hundred thirty-one billion, four hundred twenty-three million, two hundred nineteen thousand, one hundred seventy-three".
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