Base | Representation |
---|---|
bin | 1110101101000000101… |
… | …10011010110100111001 |
3 | 1210022000100120110212002 |
4 | 13112200112122310321 |
5 | 31234123024431431 |
6 | 1024030351230345 |
7 | 51333235043201 |
oct | 7264026326471 |
9 | 1708010513762 |
10 | 505201405241 |
11 | 185289028215 |
12 | 81ab2b183b5 |
13 | 38842936460 |
14 | 1a647d51401 |
15 | d21c5c03cb |
hex | 75a059ad39 |
505201405241 has 4 divisors (see below), whose sum is σ = 544063051812. Its totient is φ = 466339758672.
The previous prime is 505201405207. The next prime is 505201405249. The reversal of 505201405241 is 142504102505.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 83356351225 + 421845054016 = 288715^2 + 649496^2 .
It is a cyclic number.
It is not a de Polignac number, because 505201405241 - 210 = 505201404217 is a prime.
It is a super-2 number, since 2×5052014052412 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (505201405249) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19430823266 + ... + 19430823291.
It is an arithmetic number, because the mean of its divisors is an integer number (136015762953).
Almost surely, 2505201405241 is an apocalyptic number.
It is an amenable number.
505201405241 is a deficient number, since it is larger than the sum of its proper divisors (38861646571).
505201405241 is a wasteful number, since it uses less digits than its factorization.
505201405241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38861646570.
The product of its (nonzero) digits is 8000, while the sum is 29.
Adding to 505201405241 its reverse (142504102505), we get a palindrome (647705507746).
The spelling of 505201405241 in words is "five hundred five billion, two hundred one million, four hundred five thousand, two hundred forty-one".
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