Base | Representation |
---|---|
bin | 110110010000… |
… | …1111100110010 |
3 | 1222112102220022 |
4 | 1230201330302 |
5 | 24240404420 |
6 | 2453443442 |
7 | 463553246 |
oct | 154417462 |
9 | 58472808 |
10 | 28450610 |
11 | 15072401 |
12 | 9640582 |
13 | 5b819a6 |
14 | 3ac8426 |
15 | 276ec25 |
hex | 1b21f32 |
28450610 has 8 divisors (see below), whose sum is σ = 51211116. Its totient is φ = 11380240.
The previous prime is 28450603. The next prime is 28450613. The reversal of 28450610 is 1605482.
It can be written as a sum of positive squares in 2 ways, for example, as 28334329 + 116281 = 5323^2 + 341^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 28450610.
It is not an unprimeable number, because it can be changed into a prime (28450613) 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 3 ways as a sum of consecutive naturals, for example, 1422521 + ... + 1422540.
Almost surely, 228450610 is an apocalyptic number.
28450610 is a deficient number, since it is larger than the sum of its proper divisors (22760506).
28450610 is a wasteful number, since it uses less digits than its factorization.
28450610 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2845068.
The product of its (nonzero) digits is 1920, while the sum is 26.
The square root of 28450610 is about 5333.9113228474. The cubic root of 28450610 is about 305.2791853769.
The spelling of 28450610 in words is "twenty-eight million, four hundred fifty thousand, six hundred ten".
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