Base | Representation |
---|---|
bin | 110110010001… |
… | …0111101011110 |
3 | 1222112122120122 |
4 | 1230202331132 |
5 | 24241023000 |
6 | 2453514542 |
7 | 463601312 |
oct | 154427536 |
9 | 58478518 |
10 | 28454750 |
11 | 15075525 |
12 | 9642a52 |
13 | 5b8383c |
14 | 3ac9b42 |
15 | 2771085 |
hex | 1b22f5e |
28454750 has 16 divisors (see below), whose sum is σ = 53267760. Its totient is φ = 11381800.
The previous prime is 28454717. The next prime is 28454791. The reversal of 28454750 is 5745482.
It is a self number, because there is not a number n which added to its sum of digits gives 28454750.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56660 + ... + 57159.
It is an arithmetic number, because the mean of its divisors is an integer number (3329235).
Almost surely, 228454750 is an apocalyptic number.
28454750 is a deficient number, since it is larger than the sum of its proper divisors (24813010).
28454750 is a wasteful number, since it uses less digits than its factorization.
28454750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 113836 (or 113826 counting only the distinct ones).
The product of its (nonzero) digits is 44800, while the sum is 35.
The square root of 28454750 is about 5334.2993916727. The cubic root of 28454750 is about 305.2939922595.
The spelling of 28454750 in words is "twenty-eight million, four hundred fifty-four thousand, seven hundred fifty".
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