Base | Representation |
---|---|
bin | 100000110011010… |
… | …000100101010100 |
3 | 1102100111112220110 |
4 | 200303100211110 |
5 | 2111334330210 |
6 | 130335003020 |
7 | 16431354012 |
oct | 4063204524 |
9 | 1370445813 |
10 | 550308180 |
11 | 2626a8754 |
12 | 134369470 |
13 | 8a01a856 |
14 | 5312d8b2 |
15 | 334a4420 |
hex | 20cd0954 |
550308180 has 24 divisors (see below), whose sum is σ = 1540863072. Its totient is φ = 146748832.
The previous prime is 550308167. The next prime is 550308193. The reversal of 550308180 is 81803055.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (550308167) and next prime (550308193).
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 (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4585842 + ... + 4585961.
It is an arithmetic number, because the mean of its divisors is an integer number (64202628).
Almost surely, 2550308180 is an apocalyptic number.
It is an amenable number.
550308180 is an abundant number, since it is smaller than the sum of its proper divisors (990554892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550308180 is a wasteful number, since it uses less digits than its factorization.
550308180 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9171815 (or 9171813 counting only the distinct ones).
The product of its (nonzero) digits is 4800, while the sum is 30.
The square root of 550308180 is about 23458.6482986552. The cubic root of 550308180 is about 819.4742713784.
The spelling of 550308180 in words is "five hundred fifty million, three hundred eight thousand, one hundred eighty".
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