Base | Representation |
---|---|
bin | 1010001010101001000111 |
3 | 12000101201212 |
4 | 22022221013 |
5 | 1140240111 |
6 | 133042035 |
7 | 31436525 |
oct | 12125107 |
9 | 5011655 |
10 | 2665031 |
11 | 1560306 |
12 | a8631b |
13 | 724055 |
14 | 4d5315 |
15 | 37998b |
hex | 28aa47 |
2665031 has 2 divisors, whose sum is σ = 2665032. Its totient is φ = 2665030.
The previous prime is 2665027. The next prime is 2665037. The reversal of 2665031 is 1305662.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 2665031 - 22 = 2665027 is a prime.
It is a super-2 number, since 2×26650312 = 14204780461922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2664988 and 2665006.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2665037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332515 + 1332516.
It is an arithmetic number, because the mean of its divisors is an integer number (1332516).
22665031 is an apocalyptic number.
2665031 is a deficient number, since it is larger than the sum of its proper divisors (1).
2665031 is an equidigital number, since it uses as much as digits as its factorization.
2665031 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 2665031 is about 1632.4922664442. The cubic root of 2665031 is about 138.6438963731.
The spelling of 2665031 in words is "two million, six hundred sixty-five thousand, thirty-one".
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