Base | Representation |
---|---|
bin | 111110110001011… |
… | …0001100110110111 |
3 | 12102210022111122011 |
4 | 1331202301212313 |
5 | 13303201034322 |
6 | 545000345051 |
7 | 103123661200 |
oct | 17542614667 |
9 | 5383274564 |
10 | 2106268087 |
11 | 990a2a430 |
12 | 4a9475187 |
13 | 2774a3ba1 |
14 | 15da3c5a7 |
15 | c4da4677 |
hex | 7d8b19b7 |
2106268087 has 12 divisors (see below), whose sum is σ = 2672890056. Its totient is φ = 1641247440.
The previous prime is 2106268067. The next prime is 2106268093. The reversal of 2106268087 is 7808626012.
It is not a de Polignac number, because 2106268087 - 211 = 2106266039 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2106268007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1953328 + ... + 1954405.
It is an arithmetic number, because the mean of its divisors is an integer number (222740838).
Almost surely, 22106268087 is an apocalyptic number.
2106268087 is a deficient number, since it is larger than the sum of its proper divisors (566621969).
2106268087 is a wasteful number, since it uses less digits than its factorization.
2106268087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3907758 (or 3907751 counting only the distinct ones).
The product of its (nonzero) digits is 64512, while the sum is 40.
The square root of 2106268087 is about 45894.0964286258. The cubic root of 2106268087 is about 1281.8519917671.
The spelling of 2106268087 in words is "two billion, one hundred six million, two hundred sixty-eight thousand, eighty-seven".
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