Base | Representation |
---|---|
bin | 110011011010111001… |
… | …101010000101101001 |
3 | 12021111211102002110120 |
4 | 303122321222011221 |
5 | 1401033302431431 |
6 | 41210352033453 |
7 | 3663131401425 |
oct | 633271520551 |
9 | 167454362416 |
10 | 55212155241 |
11 | 21462905471 |
12 | a84a532889 |
13 | 528b850459 |
14 | 295aa59b85 |
15 | 1682257196 |
hex | cdae6a169 |
55212155241 has 8 divisors (see below), whose sum is σ = 73642039584. Its totient is φ = 36795187200.
The previous prime is 55212155231. The next prime is 55212155279. The reversal of 55212155241 is 14255121255.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55212155241 - 26 = 55212155177 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (55212155221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3219096 + ... + 3236201.
It is an arithmetic number, because the mean of its divisors is an integer number (9205254948).
Almost surely, 255212155241 is an apocalyptic number.
It is an amenable number.
55212155241 is a deficient number, since it is larger than the sum of its proper divisors (18429884343).
55212155241 is a wasteful number, since it uses less digits than its factorization.
55212155241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6458151.
The product of its digits is 20000, while the sum is 33.
Adding to 55212155241 its reverse (14255121255), we get a palindrome (69467276496).
The spelling of 55212155241 in words is "fifty-five billion, two hundred twelve million, one hundred fifty-five thousand, two hundred forty-one".
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