Base | Representation |
---|---|
bin | 110101100011… |
… | …0001110101111 |
3 | 1221211100120010 |
4 | 1223012032233 |
5 | 24141344202 |
6 | 2441424303 |
7 | 460430046 |
oct | 153061657 |
9 | 57740503 |
10 | 28074927 |
11 | 14936121 |
12 | 949b093 |
13 | 5a7c9aa |
14 | 3a2b55d |
15 | 26e876c |
hex | 1ac63af |
28074927 has 8 divisors (see below), whose sum is σ = 39060864. Its totient is φ = 17902808.
The previous prime is 28074923. The next prime is 28074947. The reversal of 28074927 is 72947082.
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 28074927 - 22 = 28074923 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28074923) 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, 203373 + ... + 203510.
It is an arithmetic number, because the mean of its divisors is an integer number (4882608).
Almost surely, 228074927 is an apocalyptic number.
28074927 is a deficient number, since it is larger than the sum of its proper divisors (10985937).
28074927 is a wasteful number, since it uses less digits than its factorization.
28074927 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 406909.
The product of its (nonzero) digits is 56448, while the sum is 39.
The square root of 28074927 is about 5298.5778280591. The cubic root of 28074927 is about 303.9295160634.
The spelling of 28074927 in words is "twenty-eight million, seventy-four thousand, nine hundred twenty-seven".
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