Base | Representation |
---|---|
bin | 100100000000101… |
… | …0100100110000111 |
3 | 10010012122022022010 |
4 | 1020001110212013 |
5 | 4433311243210 |
6 | 315522105303 |
7 | 41641301115 |
oct | 11001244607 |
9 | 3105568263 |
10 | 1208306055 |
11 | 57006a250 |
12 | 2987ab233 |
13 | 163441cc8 |
14 | b6692ab5 |
15 | 7112b920 |
hex | 48054987 |
1208306055 has 32 divisors (see below), whose sum is σ = 2115187200. Its totient is φ = 584138880.
The previous prime is 1208306023. The next prime is 1208306119. The reversal of 1208306055 is 5506038021.
It is not a de Polignac number, because 1208306055 - 25 = 1208306023 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47094 + ... + 68076.
It is an arithmetic number, because the mean of its divisors is an integer number (66099600).
Almost surely, 21208306055 is an apocalyptic number.
1208306055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1208306055 is a deficient number, since it is larger than the sum of its proper divisors (906881145).
1208306055 is a wasteful number, since it uses less digits than its factorization.
1208306055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21351.
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 1208306055 is about 34760.6969866831. The cubic root of 1208306055 is about 1065.1047396382.
The spelling of 1208306055 in words is "one billion, two hundred eight million, three hundred six thousand, fifty-five".
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