Base | Representation |
---|---|
bin | 110011010110110101… |
… | …101010101011111111 |
3 | 12021100002011110101211 |
4 | 303112311222223333 |
5 | 1400413331002010 |
6 | 41155515145251 |
7 | 3661343161021 |
oct | 632665525377 |
9 | 167302143354 |
10 | 55144000255 |
11 | 21428394633 |
12 | a82b745227 |
13 | 527a6a9666 |
14 | 2951998011 |
15 | 167b29308a |
hex | cd6d6aaff |
55144000255 has 16 divisors (see below), whose sum is σ = 67503137184. Its totient is φ = 43230328960.
The previous prime is 55144000253. The next prime is 55144000283. The reversal of 55144000255 is 55200044155.
It is not a de Polignac number, because 55144000255 - 21 = 55144000253 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55144000253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93345 + ... + 344965.
It is an arithmetic number, because the mean of its divisors is an integer number (4218946074).
Almost surely, 255144000255 is an apocalyptic number.
55144000255 is a deficient number, since it is larger than the sum of its proper divisors (12359136929).
55144000255 is a wasteful number, since it uses less digits than its factorization.
55144000255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252506.
The product of its (nonzero) digits is 20000, while the sum is 31.
The spelling of 55144000255 in words is "fifty-five billion, one hundred forty-four million, two hundred fifty-five", and thus it is an aban number.
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