Base | Representation |
---|---|
bin | 100000111010100… |
… | …010101010000100 |
3 | 1102111002112121122 |
4 | 200322202222010 |
5 | 2112331422340 |
6 | 130443533112 |
7 | 16453524512 |
oct | 4072425204 |
9 | 1374075548 |
10 | 552217220 |
11 | 263791a75 |
12 | 134b2a198 |
13 | 8a538769 |
14 | 534a94b2 |
15 | 3372edb5 |
hex | 20ea2a84 |
552217220 has 24 divisors (see below), whose sum is σ = 1162292544. Its totient is φ = 220384736.
The previous prime is 552217219. The next prime is 552217231. The reversal of 552217220 is 22712255.
It is a self number, because there is not a number n which added to its sum of digits gives 552217220.
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, 22304 + ... + 40023.
It is an arithmetic number, because the mean of its divisors is an integer number (48428856).
Almost surely, 2552217220 is an apocalyptic number.
It is an amenable number.
552217220 is an abundant number, since it is smaller than the sum of its proper divisors (610075324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
552217220 is a wasteful number, since it uses less digits than its factorization.
552217220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62779 (or 62777 counting only the distinct ones).
The product of its (nonzero) digits is 2800, while the sum is 26.
The square root of 552217220 is about 23499.3025428416. The cubic root of 552217220 is about 820.4207735384.
Adding to 552217220 its reverse (22712255), we get a palindrome (574929475).
The spelling of 552217220 in words is "five hundred fifty-two million, two hundred seventeen thousand, two hundred twenty".
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