Base | Representation |
---|---|
bin | 110110000110… |
… | …1000011000011 |
3 | 1222101002110101 |
4 | 1230031003003 |
5 | 24230134440 |
6 | 2451543231 |
7 | 463045531 |
oct | 154150303 |
9 | 58332411 |
10 | 28364995 |
11 | 1501404a |
12 | 95bab17 |
13 | 5b51a29 |
14 | 3aa5151 |
15 | 275469a |
hex | 1b0d0c3 |
28364995 has 4 divisors (see below), whose sum is σ = 34038000. Its totient is φ = 22691992.
The previous prime is 28364971. The next prime is 28365019. The reversal of 28364995 is 59946382.
It is a semiprime because it is the product of two primes.
It is an interprime number because it is at equal distance from previous prime (28364971) and next prime (28365019).
It is a cyclic number.
It is not a de Polignac number, because 28364995 - 27 = 28364867 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2836495 + ... + 2836504.
It is an arithmetic number, because the mean of its divisors is an integer number (8509500).
Almost surely, 228364995 is an apocalyptic number.
28364995 is a deficient number, since it is larger than the sum of its proper divisors (5673005).
28364995 is an equidigital number, since it uses as much as digits as its factorization.
28364995 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5673004.
The product of its digits is 466560, while the sum is 46.
The square root of 28364995 is about 5325.8797395360. The cubic root of 28364995 is about 304.9726572281.
The spelling of 28364995 in words is "twenty-eight million, three hundred sixty-four thousand, nine hundred ninety-five".
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