Base | Representation |
---|---|
bin | 100111011101101… |
… | …001000111010101 |
3 | 1201010211020202202 |
4 | 213131221013111 |
5 | 2323443111010 |
6 | 145410414245 |
7 | 22256414144 |
oct | 4735510725 |
9 | 1633736682 |
10 | 662082005 |
11 | 30a801012 |
12 | 165891385 |
13 | a7224400 |
14 | 63d0775b |
15 | 3d1d26a5 |
hex | 277691d5 |
662082005 has 12 divisors (see below), whose sum is σ = 860315940. Its totient is φ = 488921472.
The previous prime is 662081971. The next prime is 662082019. The reversal of 662082005 is 500280266.
It can be written as a sum of positive squares in 6 ways, for example, as 27394756 + 634687249 = 5234^2 + 25193^2 .
It is not a de Polignac number, because 662082005 - 224 = 645304789 is a prime.
It is a Curzon number.
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, 390920 + ... + 392609.
It is an arithmetic number, because the mean of its divisors is an integer number (71692995).
Almost surely, 2662082005 is an apocalyptic number.
662082005 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
662082005 is a deficient number, since it is larger than the sum of its proper divisors (198233935).
662082005 is a wasteful number, since it uses less digits than its factorization.
662082005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 783560 (or 783547 counting only the distinct ones).
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 662082005 is about 25730.9542186060. The cubic root of 662082005 is about 871.5733212089.
The spelling of 662082005 in words is "six hundred sixty-two million, eighty-two thousand, five".
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