Base | Representation |
---|---|
bin | 1110101101011110011… |
… | …11110010001011100011 |
3 | 1210022122202211200010021 |
4 | 13112233033302023203 |
5 | 31240131014333011 |
6 | 1024111240014311 |
7 | 51342361236535 |
oct | 7265717621343 |
9 | 1708582750107 |
10 | 505451324131 |
11 | 1853a7105a56 |
12 | 81b62761397 |
13 | 3888264ac60 |
14 | 1a66d209855 |
15 | d2344da471 |
hex | 75af3f22e3 |
505451324131 has 8 divisors (see below), whose sum is σ = 544713667344. Its totient is φ = 466243476960.
The previous prime is 505451324117. The next prime is 505451324207. The reversal of 505451324131 is 131423154505.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 505451324131 - 27 = 505451324003 is a prime.
It is a super-2 number, since 2×5054513241312 (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 (505451327131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13604740 + ... + 13641841.
It is an arithmetic number, because the mean of its divisors is an integer number (68089208418).
Almost surely, 2505451324131 is an apocalyptic number.
505451324131 is a deficient number, since it is larger than the sum of its proper divisors (39262343213).
505451324131 is a wasteful number, since it uses less digits than its factorization.
505451324131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27248021.
The product of its (nonzero) digits is 36000, while the sum is 34.
Adding to 505451324131 its reverse (131423154505), we get a palindrome (636874478636).
The spelling of 505451324131 in words is "five hundred five billion, four hundred fifty-one million, three hundred twenty-four thousand, one hundred thirty-one".
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