Base | Representation |
---|---|
bin | 111011111110100… |
… | …010100001000111 |
3 | 2121010102210120120 |
4 | 323332202201013 |
5 | 4030100000210 |
6 | 243503233023 |
7 | 33635661426 |
oct | 7376424107 |
9 | 2533383516 |
10 | 1006250055 |
11 | 477002618 |
12 | 240ba8773 |
13 | 130617c45 |
14 | 978d72bd |
15 | 5d518270 |
hex | 3bfa2847 |
1006250055 has 16 divisors (see below), whose sum is σ = 1613503584. Its totient is φ = 535498880.
The previous prime is 1006250053. The next prime is 1006250057. The reversal of 1006250055 is 5500526001.
It is an interprime number because it is at equal distance from previous prime (1006250053) and next prime (1006250057).
It is not a de Polignac number, because 1006250055 - 21 = 1006250053 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1006250053) 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 15 ways as a sum of consecutive naturals, for example, 65844 + ... + 79673.
It is an arithmetic number, because the mean of its divisors is an integer number (100843974).
Almost surely, 21006250055 is an apocalyptic number.
1006250055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1006250055 is a deficient number, since it is larger than the sum of its proper divisors (607253529).
1006250055 is a wasteful number, since it uses less digits than its factorization.
1006250055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145986.
The product of its (nonzero) digits is 1500, while the sum is 24.
The square root of 1006250055 is about 31721.4447180452. Note that the first 3 decimals coincide. The cubic root of 1006250055 is about 1002.0790263208.
Adding to 1006250055 its reverse (5500526001), we get a palindrome (6506776056).
The spelling of 1006250055 in words is "one billion, six million, two hundred fifty thousand, fifty-five".
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