Base | Representation |
---|---|
bin | 11001000001100000101101… |
… | …00111111001000100111001 |
3 | 21012211120121010102012112201 |
4 | 30200300112213321010321 |
5 | 24203032310120140010 |
6 | 313011141302110201 |
7 | 14406414522134215 |
oct | 1440602647710471 |
9 | 235746533365481 |
10 | 55027500552505 |
11 | 16596039552798 |
12 | 620884671b361 |
13 | 24920c00b4500 |
14 | d834b948d945 |
15 | 6565d183d23a |
hex | 320c169f9139 |
55027500552505 has 24 divisors (see below), whose sum is σ = 71983077413400. Its totient is φ = 40362969853440.
The previous prime is 55027500552503. The next prime is 55027500552509. The reversal of 55027500552505 is 50525500572055.
It can be written as a sum of positive squares in 12 ways, for example, as 33894135365689 + 21133365186816 = 5821867^2 + 4597104^2 .
It is not a de Polignac number, because 55027500552505 - 21 = 55027500552503 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55027500552503) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 218401956 + ... + 218653765.
It is an arithmetic number, because the mean of its divisors is an integer number (2999294892225).
Almost surely, 255027500552505 is an apocalyptic number.
It is an amenable number.
55027500552505 is a deficient number, since it is larger than the sum of its proper divisors (16955576860895).
55027500552505 is a wasteful number, since it uses less digits than its factorization.
55027500552505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 437055901 (or 437055888 counting only the distinct ones).
The product of its (nonzero) digits is 2187500, while the sum is 46.
The spelling of 55027500552505 in words is "fifty-five trillion, twenty-seven billion, five hundred million, five hundred fifty-two thousand, five hundred five".
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