Base | Representation |
---|---|
bin | 110011100010101101… |
… | …000110001101011000 |
3 | 12021211221202202212002 |
4 | 303202231012031120 |
5 | 1401320312032110 |
6 | 41231350140132 |
7 | 3666311264165 |
oct | 634255061530 |
9 | 167757682762 |
10 | 55343080280 |
11 | 2151a7a9384 |
12 | a886351648 |
13 | 52aca00ca7 |
14 | 29701bb06c |
15 | 168d9b9aa5 |
hex | ce2b46358 |
55343080280 has 64 divisors (see below), whose sum is σ = 126697305600. Its totient is φ = 21753164160.
The previous prime is 55343080279. The next prime is 55343080283. The reversal of 55343080280 is 8208034355.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55343080283) 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 15 ways as a sum of consecutive naturals, for example, 625259 + ... + 708261.
It is an arithmetic number, because the mean of its divisors is an integer number (1979645400).
Almost surely, 255343080280 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 55343080280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63348652800).
55343080280 is an abundant number, since it is smaller than the sum of its proper divisors (71354225320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55343080280 is a wasteful number, since it uses less digits than its factorization.
55343080280 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 83304 (or 83300 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 38.
The spelling of 55343080280 in words is "fifty-five billion, three hundred forty-three million, eighty thousand, two hundred eighty".
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