Base | Representation |
---|---|
bin | 110110000000… |
… | …0000001111001 |
3 | 1222021101022111 |
4 | 1230000001321 |
5 | 24221433143 |
6 | 2450452321 |
7 | 462434215 |
oct | 154000171 |
9 | 58241274 |
10 | 28311673 |
11 | 14a87a85 |
12 | 95940a1 |
13 | 5b33690 |
14 | 3a8d945 |
15 | 274399d |
hex | 1b00079 |
28311673 has 8 divisors (see below), whose sum is σ = 31199168. Its totient is φ = 25525584.
The previous prime is 28311637. The next prime is 28311683. The reversal of 28311673 is 37611382.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 28311673 - 217 = 28180601 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28311683) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24765 + ... + 25882.
It is an arithmetic number, because the mean of its divisors is an integer number (3899896).
Almost surely, 228311673 is an apocalyptic number.
It is an amenable number.
28311673 is a deficient number, since it is larger than the sum of its proper divisors (2887495).
28311673 is a wasteful number, since it uses less digits than its factorization.
28311673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 50703.
The product of its digits is 6048, while the sum is 31.
The square root of 28311673 is about 5320.8714511817. The cubic root of 28311673 is about 304.7814361758.
The spelling of 28311673 in words is "twenty-eight million, three hundred eleven thousand, six hundred seventy-three".
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