Base | Representation |
---|---|
bin | 111111011110011110011 |
3 | 10220200012120 |
4 | 13323303303 |
5 | 1013024422 |
6 | 112325323 |
7 | 23452050 |
oct | 7736363 |
9 | 3820176 |
10 | 2079987 |
11 | 11a07a8 |
12 | 843843 |
13 | 57a980 |
14 | 3c2027 |
15 | 2b145c |
hex | 1fbcf3 |
2079987 has 32 divisors (see below), whose sum is σ = 3601920. Its totient is φ = 1036800.
The previous prime is 2079943. The next prime is 2079997. The reversal of 2079987 is 7899702.
It is not a de Polignac number, because 2079987 - 26 = 2079923 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2079937) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4987 + ... + 5387.
It is an arithmetic number, because the mean of its divisors is an integer number (112560).
22079987 is an apocalyptic number.
2079987 is a deficient number, since it is larger than the sum of its proper divisors (1521933).
2079987 is a wasteful number, since it uses less digits than its factorization.
2079987 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 443.
The product of its (nonzero) digits is 63504, while the sum is 42.
The square root of 2079987 is about 1442.2160032395. The cubic root of 2079987 is about 127.6498200390.
The spelling of 2079987 in words is "two million, seventy-nine thousand, nine hundred eighty-seven".
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