Base | Representation |
---|---|
bin | 11101110011110… |
… | …00100110001111 |
3 | 122102112010001100 |
4 | 32321320212033 |
5 | 1003003230210 |
6 | 40451314143 |
7 | 6124301325 |
oct | 1671704617 |
9 | 572463040 |
10 | 250055055 |
11 | 119171078 |
12 | 6b8ab953 |
13 | 3ca61793 |
14 | 252d1d15 |
15 | 16e455c0 |
hex | ee7898f |
250055055 has 48 divisors (see below), whose sum is σ = 443181024. Its totient is φ = 130394880.
The previous prime is 250055053. The next prime is 250055059. The reversal of 250055055 is 550550052.
It is a happy number.
It is not a de Polignac number, because 250055055 - 21 = 250055053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (250055051) by changing a digit.
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 47 ways as a sum of consecutive naturals, for example, 593745 + ... + 594165.
It is an arithmetic number, because the mean of its divisors is an integer number (9232938).
Almost surely, 2250055055 is an apocalyptic number.
250055055 is a deficient number, since it is larger than the sum of its proper divisors (193125969).
250055055 is a wasteful number, since it uses less digits than its factorization.
250055055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 696 (or 693 counting only the distinct ones).
The product of its (nonzero) digits is 6250, while the sum is 27.
The square root of 250055055 is about 15813.1291969679. The cubic root of 250055055 is about 630.0067648556.
The spelling of 250055055 in words is "two hundred fifty million, fifty-five thousand, fifty-five".
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