Base | Representation |
---|---|
bin | 100000110010010… |
… | …010100101001010 |
3 | 1102100000122112110 |
4 | 200302102211022 |
5 | 2111303213333 |
6 | 130325323150 |
7 | 16426245420 |
oct | 4062224512 |
9 | 1370018473 |
10 | 550054218 |
11 | 26254496a |
12 | 1342664b6 |
13 | 89c5c08c |
14 | 530a5110 |
15 | 33454063 |
hex | 20c9294a |
550054218 has 32 divisors (see below), whose sum is σ = 1323440640. Its totient is φ = 148886640.
The previous prime is 550054217. The next prime is 550054231. The reversal of 550054218 is 812450055.
It is not an unprimeable number, because it can be changed into a prime (550054213) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 343848 + ... + 345443.
It is an arithmetic number, because the mean of its divisors is an integer number (41357520).
Almost surely, 2550054218 is an apocalyptic number.
550054218 is an abundant number, since it is smaller than the sum of its proper divisors (773386422).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550054218 is a wasteful number, since it uses less digits than its factorization.
550054218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 689322.
The product of its (nonzero) digits is 8000, while the sum is 30.
The square root of 550054218 is about 23453.2347022751. The cubic root of 550054218 is about 819.3481921164.
The spelling of 550054218 in words is "five hundred fifty million, fifty-four thousand, two hundred eighteen".
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