Base | Representation |
---|---|
bin | 1010001011011110100111 |
3 | 12000120102200 |
4 | 22023132213 |
5 | 1140342310 |
6 | 133105543 |
7 | 31452516 |
oct | 12133647 |
9 | 5016380 |
10 | 2668455 |
11 | 1562939 |
12 | a882b3 |
13 | 72578a |
14 | 4d667d |
15 | 37a9c0 |
hex | 28b7a7 |
2668455 has 24 divisors (see below), whose sum is σ = 4870320. Its totient is φ = 1347840.
The previous prime is 2668453. The next prime is 2668459. The reversal of 2668455 is 5548662.
It is not a de Polignac number, because 2668455 - 21 = 2668453 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2668453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 706 + ... + 2415.
It is an arithmetic number, because the mean of its divisors is an integer number (202930).
22668455 is an apocalyptic number.
2668455 is a deficient number, since it is larger than the sum of its proper divisors (2201865).
2668455 is a wasteful number, since it uses less digits than its factorization.
2668455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3151 (or 3148 counting only the distinct ones).
The product of its digits is 57600, while the sum is 36.
The square root of 2668455 is about 1633.5406331034. The cubic root of 2668455 is about 138.7032469701.
The spelling of 2668455 in words is "two million, six hundred sixty-eight thousand, four hundred fifty-five".
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