Base | Representation |
---|---|
bin | 110110001100… |
… | …1001111101111 |
3 | 1222110121222220 |
4 | 1230121033233 |
5 | 24233234314 |
6 | 2453010423 |
7 | 463344306 |
oct | 154311757 |
9 | 58417886 |
10 | 28414959 |
11 | 15048641 |
12 | 9623a13 |
13 | 5b6b6b1 |
14 | 3ab943d |
15 | 27643a9 |
hex | 1b193ef |
28414959 has 32 divisors (see below), whose sum is σ = 41378304. Its totient is φ = 17297280.
The previous prime is 28414951. The next prime is 28414961. The reversal of 28414959 is 95941482.
It is not a de Polignac number, because 28414959 - 23 = 28414951 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 28414959.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28414951) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 180909 + ... + 181065.
It is an arithmetic number, because the mean of its divisors is an integer number (1293072).
Almost surely, 228414959 is an apocalyptic number.
28414959 is a deficient number, since it is larger than the sum of its proper divisors (12963345).
28414959 is a wasteful number, since it uses less digits than its factorization.
28414959 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 287.
The product of its digits is 103680, while the sum is 42.
The square root of 28414959 is about 5330.5683561887. The cubic root of 28414959 is about 305.1516186054.
The spelling of 28414959 in words is "twenty-eight million, four hundred fourteen thousand, nine hundred fifty-nine".
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