Base | Representation |
---|---|
bin | 111111001001110110100 |
3 | 10220010201111 |
4 | 13321032310 |
5 | 1012210203 |
6 | 112204404 |
7 | 23406214 |
oct | 7711664 |
9 | 3803644 |
10 | 2069428 |
11 | 1193879 |
12 | 839704 |
13 | 575c1a |
14 | 3bc244 |
15 | 2ad26d |
hex | 1f93b4 |
2069428 has 12 divisors (see below), whose sum is σ = 3662820. Its totient is φ = 1022912.
The previous prime is 2069413. The next prime is 2069443. The reversal of 2069428 is 8249602.
It is an interprime number because it is at equal distance from previous prime (2069413) and next prime (2069443).
It can be written as a sum of positive squares in 2 ways, for example, as 898704 + 1170724 = 948^2 + 1082^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 2069428.
It is a congruent number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 2551 + ... + 3262.
It is an arithmetic number, because the mean of its divisors is an integer number (305235).
22069428 is an apocalyptic number.
It is an amenable number.
2069428 is a deficient number, since it is larger than the sum of its proper divisors (1593392).
2069428 is a wasteful number, since it uses less digits than its factorization.
2069428 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5906 (or 5904 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 31.
The square root of 2069428 is about 1438.5506595181. The cubic root of 2069428 is about 127.4334498266.
The spelling of 2069428 in words is "two million, sixty-nine thousand, four hundred twenty-eight".
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