Base | Representation |
---|---|
bin | 110011101101110111… |
… | …110001111100010110 |
3 | 12022100000022010200010 |
4 | 303231313301330112 |
5 | 1402211242231410 |
6 | 41302121501050 |
7 | 4004044604022 |
oct | 635567617426 |
9 | 168300263603 |
10 | 55530430230 |
11 | 21606531150 |
12 | a919041786 |
13 | 530c779452 |
14 | 298b029382 |
15 | 16a0175c20 |
hex | ceddf1f16 |
55530430230 has 64 divisors (see below), whose sum is σ = 145458892800. Its totient is φ = 13455429120.
The previous prime is 55530430201. The next prime is 55530430253. The reversal of 55530430230 is 3203403555.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 663051 + ... + 742089.
It is an arithmetic number, because the mean of its divisors is an integer number (2272795200).
Almost surely, 255530430230 is an apocalyptic number.
55530430230 is an abundant number, since it is smaller than the sum of its proper divisors (89928462570).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55530430230 is a wasteful number, since it uses less digits than its factorization.
55530430230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81189.
The product of its (nonzero) digits is 27000, while the sum is 30.
Adding to 55530430230 its reverse (3203403555), we get a palindrome (58733833785).
The spelling of 55530430230 in words is "fifty-five billion, five hundred thirty million, four hundred thirty thousand, two hundred thirty".
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