Base | Representation |
---|---|
bin | 110101100101… |
… | …0011110101001 |
3 | 1221212020102122 |
4 | 1223022132221 |
5 | 24142423304 |
6 | 2442041025 |
7 | 460531556 |
oct | 153123651 |
9 | 57766378 |
10 | 28092329 |
11 | 14948201 |
12 | 94a9175 |
13 | 5a878a5 |
14 | 3a33a2d |
15 | 26ed9be |
hex | 1aca7a9 |
28092329 has 8 divisors (see below), whose sum is σ = 29205120. Its totient is φ = 26989200.
The previous prime is 28092283. The next prime is 28092341. The reversal of 28092329 is 92329082.
28092329 is nontrivially palindromic in base 13.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-28092329 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (28092349) 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, 3824 + ... + 8414.
It is an arithmetic number, because the mean of its divisors is an integer number (3650640).
Almost surely, 228092329 is an apocalyptic number.
28092329 is a gapful number since it is divisible by the number (29) formed by its first and last digit.
It is an amenable number.
28092329 is a deficient number, since it is larger than the sum of its proper divisors (1112791).
28092329 is a wasteful number, since it uses less digits than its factorization.
28092329 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4831.
The product of its (nonzero) digits is 15552, while the sum is 35.
The square root of 28092329 is about 5300.2197124270. The cubic root of 28092329 is about 303.9922991182.
The spelling of 28092329 in words is "twenty-eight million, ninety-two thousand, three hundred twenty-nine".
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