Base | Representation |
---|---|
bin | 100000111110010… |
… | …111100010000001 |
3 | 1102112222111110222 |
4 | 200332113202001 |
5 | 2113111021400 |
6 | 130521232425 |
7 | 16465202645 |
oct | 4076274201 |
9 | 1375874428 |
10 | 553220225 |
11 | 2643075a8 |
12 | 135332715 |
13 | 8a7ca15c |
14 | 5368ac25 |
15 | 3387c185 |
hex | 20f97881 |
553220225 has 6 divisors (see below), whose sum is σ = 685993110. Its totient is φ = 442576160.
The previous prime is 553220183. The next prime is 553220243. The reversal of 553220225 is 522022355.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 177209344 + 376010881 = 13312^2 + 19391^2 .
It is not a de Polignac number, because 553220225 - 28 = 553219969 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 553220194 and 553220203.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11064380 + ... + 11064429.
It is an arithmetic number, because the mean of its divisors is an integer number (114332185).
Almost surely, 2553220225 is an apocalyptic number.
It is an amenable number.
553220225 is a deficient number, since it is larger than the sum of its proper divisors (132772885).
553220225 is a wasteful number, since it uses less digits than its factorization.
553220225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22128819 (or 22128814 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 26.
The square root of 553220225 is about 23520.6340263183. The cubic root of 553220225 is about 820.9171895628.
The spelling of 553220225 in words is "five hundred fifty-three million, two hundred twenty thousand, two hundred twenty-five".
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