Base | Representation |
---|---|
bin | 110110001100… |
… | …1001101101011 |
3 | 1222110121211000 |
4 | 1230121031223 |
5 | 24233233302 |
6 | 2453010043 |
7 | 463344030 |
oct | 154311553 |
9 | 58417730 |
10 | 28414827 |
11 | 15048531 |
12 | 9623923 |
13 | 5b6b60c |
14 | 3ab9387 |
15 | 276431c |
hex | 1b1936b |
28414827 has 16 divisors (see below), whose sum is σ = 48110080. Its totient is φ = 16236936.
The previous prime is 28414777. The next prime is 28414831. The reversal of 28414827 is 72841482.
It is not a de Polignac number, because 28414827 - 27 = 28414699 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28414791 and 28414800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28414427) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74983 + ... + 75360.
It is an arithmetic number, because the mean of its divisors is an integer number (3006880).
Almost surely, 228414827 is an apocalyptic number.
28414827 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
28414827 is a deficient number, since it is larger than the sum of its proper divisors (19695253).
28414827 is a wasteful number, since it uses less digits than its factorization.
28414827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150359 (or 150353 counting only the distinct ones).
The product of its digits is 28672, while the sum is 36.
The square root of 28414827 is about 5330.5559747554. Note that the first 3 decimals coincide. The cubic root of 28414827 is about 305.1511460835.
It can be divided in two parts, 28414 and 827, that added together give a square (29241 = 1712).
The spelling of 28414827 in words is "twenty-eight million, four hundred fourteen thousand, eight hundred twenty-seven".
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