Base | Representation |
---|---|
bin | 100000111111101… |
… | …001011001011110 |
3 | 1102120121112110102 |
4 | 200333221121132 |
5 | 2113202234200 |
6 | 130532341102 |
7 | 16501100402 |
oct | 4077513136 |
9 | 1376545412 |
10 | 553555550 |
11 | 264516529 |
12 | 135474792 |
13 | 8a8b6982 |
14 | 53737102 |
15 | 338e66d5 |
hex | 20fe965e |
553555550 has 24 divisors (see below), whose sum is σ = 1030293432. Its totient is φ = 221276000.
The previous prime is 553555549. The next prime is 553555571. The reversal of 553555550 is 55555355.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104465 + ... + 109635.
It is an arithmetic number, because the mean of its divisors is an integer number (42928893).
Almost surely, 2553555550 is an apocalyptic number.
553555550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
553555550 is a deficient number, since it is larger than the sum of its proper divisors (476737882).
553555550 is a wasteful number, since it uses less digits than its factorization.
553555550 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7324 (or 7319 counting only the distinct ones).
The product of its (nonzero) digits is 234375, while the sum is 38.
The square root of 553555550 is about 23527.7612619646. The cubic root of 553555550 is about 821.0830177119.
The spelling of 553555550 in words is "five hundred fifty-three million, five hundred fifty-five thousand, five hundred fifty".
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