Base | Representation |
---|---|
bin | 110011010100011011… |
… | …000010011010110100 |
3 | 12021020020220001200021 |
4 | 303110123002122310 |
5 | 1400322441341030 |
6 | 41151510254524 |
7 | 3660341503603 |
oct | 632433023264 |
9 | 167206801607 |
10 | 55103465140 |
11 | 21407518a39 |
12 | a81a057444 |
13 | 5272186399 |
14 | 294a445a3a |
15 | 167793797a |
hex | cd46c26b4 |
55103465140 has 24 divisors (see below), whose sum is σ = 115727526432. Its totient is φ = 22039433760.
The previous prime is 55103465101. The next prime is 55103465149. The reversal of 55103465140 is 4156430155.
It is a junction number, because it is equal to n+sod(n) for n = 55103465096 and 55103465105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55103465149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121255 + ... + 353425.
It is an arithmetic number, because the mean of its divisors is an integer number (4821980268).
Almost surely, 255103465140 is an apocalyptic number.
It is an amenable number.
55103465140 is an abundant number, since it is smaller than the sum of its proper divisors (60624061292).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55103465140 is a wasteful number, since it uses less digits than its factorization.
55103465140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 244047 (or 244045 counting only the distinct ones).
The product of its (nonzero) digits is 36000, while the sum is 34.
Adding to 55103465140 its reverse (4156430155), we get a palindrome (59259895295).
The spelling of 55103465140 in words is "fifty-five billion, one hundred three million, four hundred sixty-five thousand, one hundred forty".
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