Base | Representation |
---|---|
bin | 110111001011… |
… | …0110011100110 |
3 | 2000102202110212 |
4 | 1232112303212 |
5 | 24401214004 |
6 | 2512015422 |
7 | 500615564 |
oct | 156266346 |
9 | 60382425 |
10 | 28929254 |
11 | 15369a82 |
12 | 9831572 |
13 | 5cbb803 |
14 | 3bb0a34 |
15 | 281696e |
hex | 1b96ce6 |
28929254 has 16 divisors (see below), whose sum is σ = 44169840. Its totient is φ = 14208480.
The previous prime is 28929221. The next prime is 28929259. The reversal of 28929254 is 45292982.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28929259) 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, 28052 + ... + 29064.
It is an arithmetic number, because the mean of its divisors is an integer number (2760615).
Almost surely, 228929254 is an apocalyptic number.
28929254 is a deficient number, since it is larger than the sum of its proper divisors (15240586).
28929254 is a wasteful number, since it uses less digits than its factorization.
28929254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1255.
The product of its digits is 103680, while the sum is 41.
The square root of 28929254 is about 5378.5921949893. The cubic root of 28929254 is about 306.9816468071.
The spelling of 28929254 in words is "twenty-eight million, nine hundred twenty-nine thousand, two hundred fifty-four".
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