Base | Representation |
---|---|
bin | 111001110001110111100010… |
… | …101000110000010100100100 |
3 | 1020022202012122001220012201020 |
4 | 321301313202220300110210 |
5 | 231301412112323333330 |
6 | 2300243022451331140 |
7 | 104345146014205653 |
oct | 7161674250602444 |
9 | 1208665561805636 |
10 | 254115542402340 |
11 | 73a728839a9013 |
12 | 24601364bb0ab0 |
13 | aba3cba316298 |
14 | 46a738788519a |
15 | 1e5a1dd64a210 |
hex | e71de2a30524 |
254115542402340 has 96 divisors (see below), whose sum is σ = 742464047404800. Its totient is φ = 64817465112576.
The previous prime is 254115542402333. The next prime is 254115542402369. The reversal of 254115542402340 is 43204245511452.
It is a junction number, because it is equal to n+sod(n) for n = 254115542402292 and 254115542402301.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 257635392 + ... + 258619848.
It is an arithmetic number, because the mean of its divisors is an integer number (7734000493800).
Almost surely, 2254115542402340 is an apocalyptic number.
254115542402340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
254115542402340 is an abundant number, since it is smaller than the sum of its proper divisors (488348505002460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
254115542402340 is a wasteful number, since it uses less digits than its factorization.
254115542402340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1171541 (or 1171539 counting only the distinct ones).
The product of its (nonzero) digits is 768000, while the sum is 42.
Adding to 254115542402340 its reverse (43204245511452), we get a palindrome (297319787913792).
The spelling of 254115542402340 in words is "two hundred fifty-four trillion, one hundred fifteen billion, five hundred forty-two million, four hundred two thousand, three hundred forty".
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