Base | Representation |
---|---|
bin | 110110000111… |
… | …1010001101111 |
3 | 1222101112222121 |
4 | 1230033101233 |
5 | 24230433002 |
6 | 2452053411 |
7 | 463114255 |
oct | 154172157 |
9 | 58345877 |
10 | 28374127 |
11 | 1501a9a1 |
12 | 9604267 |
13 | 5b55c32 |
14 | 3aa85d5 |
15 | 2757237 |
hex | 1b0f46f |
28374127 has 4 divisors (see below), whose sum is σ = 28392336. Its totient is φ = 28355920.
The previous prime is 28374113. The next prime is 28374161. The reversal of 28374127 is 72147382.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 28374127 - 211 = 28372079 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28374092 and 28374101.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28374167) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6523 + ... + 9964.
It is an arithmetic number, because the mean of its divisors is an integer number (7098084).
Almost surely, 228374127 is an apocalyptic number.
28374127 is a deficient number, since it is larger than the sum of its proper divisors (18209).
28374127 is a wasteful number, since it uses less digits than its factorization.
28374127 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18208.
The product of its digits is 18816, while the sum is 34.
The square root of 28374127 is about 5326.7369936951. The cubic root of 28374127 is about 305.0053819708.
The spelling of 28374127 in words is "twenty-eight million, three hundred seventy-four thousand, one hundred twenty-seven".
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