Base | Representation |
---|---|
bin | 1101001101000… |
… | …1010000001111 |
3 | 10212012202021021 |
4 | 3103101100033 |
5 | 103134224210 |
6 | 5255015011 |
7 | 1241514430 |
oct | 323212017 |
9 | 125182237 |
10 | 55383055 |
11 | 29298122 |
12 | 1666a467 |
13 | b621650 |
14 | 74d9487 |
15 | 4cdebda |
hex | 34d140f |
55383055 has 16 divisors (see below), whose sum is σ = 81797184. Its totient is φ = 35055360.
The previous prime is 55383007. The next prime is 55383077. The reversal of 55383055 is 55038355.
It is not a de Polignac number, because 55383055 - 217 = 55251983 is a prime.
It is a super-2 number, since 2×553830552 = 6134565562266050, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 55383055.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60406 + ... + 61315.
It is an arithmetic number, because the mean of its divisors is an integer number (5112324).
Almost surely, 255383055 is an apocalyptic number.
55383055 is a deficient number, since it is larger than the sum of its proper divisors (26414129).
55383055 is a wasteful number, since it uses less digits than its factorization.
55383055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121746.
The product of its (nonzero) digits is 45000, while the sum is 34.
The square root of 55383055 is about 7441.9792394228. The cubic root of 55383055 is about 381.1760770408.
The spelling of 55383055 in words is "fifty-five million, three hundred eighty-three thousand, fifty-five".
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