Base | Representation |
---|---|
bin | 110101100001… |
… | …0010101010011 |
3 | 1221210112122212 |
4 | 1223002111103 |
5 | 24140341323 |
6 | 2441222335 |
7 | 460332362 |
oct | 153022523 |
9 | 57715585 |
10 | 28058963 |
11 | 14925129 |
12 | 94919ab |
13 | 5a7564a |
14 | 3a257d9 |
15 | 26e3b78 |
hex | 1ac2553 |
28058963 has 8 divisors (see below), whose sum is σ = 28617216. Its totient is φ = 27504000.
The previous prime is 28058939. The next prime is 28058977. The reversal of 28058963 is 36985082.
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 28058963 - 28 = 28058707 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 28058963.
It is not an unprimeable number, because it can be changed into a prime (28058903) 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, 22763 + ... + 23963.
It is an arithmetic number, because the mean of its divisors is an integer number (3577152).
Almost surely, 228058963 is an apocalyptic number.
28058963 is a deficient number, since it is larger than the sum of its proper divisors (558253).
28058963 is a wasteful number, since it uses less digits than its factorization.
28058963 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1645.
The product of its (nonzero) digits is 103680, while the sum is 41.
The square root of 28058963 is about 5297.0711718836. The cubic root of 28058963 is about 303.8718982143.
The spelling of 28058963 in words is "twenty-eight million, fifty-eight thousand, nine hundred sixty-three".
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