Base | Representation |
---|---|
bin | 110111110011000011110111… |
… | …100010000111111110111101 |
3 | 1012011220010220210202112122011 |
4 | 313303003313202013332331 |
5 | 224131124034002422310 |
6 | 2225531503202251221 |
7 | 102455444365633606 |
oct | 6763036742077675 |
9 | 1164803823675564 |
10 | 245401404342205 |
11 | 71213173171371 |
12 | 23634529956b11 |
13 | a6c133a197c47 |
14 | 44856c436adad |
15 | 1d586c132778a |
hex | df30f7887fbd |
245401404342205 has 32 divisors (see below), whose sum is σ = 297817217268480. Its totient is φ = 194103612057600.
The previous prime is 245401404342169. The next prime is 245401404342209. The reversal of 245401404342205 is 502243404104542.
It is not a de Polignac number, because 245401404342205 - 27 = 245401404342077 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (245401404342209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3375452355 + ... + 3375525055.
It is an arithmetic number, because the mean of its divisors is an integer number (9306788039640).
Almost surely, 2245401404342205 is an apocalyptic number.
It is an amenable number.
245401404342205 is a deficient number, since it is larger than the sum of its proper divisors (52415812926275).
245401404342205 is a wasteful number, since it uses less digits than its factorization.
245401404342205 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83221.
The product of its (nonzero) digits is 614400, while the sum is 40.
Adding to 245401404342205 its reverse (502243404104542), we get a palindrome (747644808446747).
The spelling of 245401404342205 in words is "two hundred forty-five trillion, four hundred one billion, four hundred four million, three hundred forty-two thousand, two hundred five".
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