Base | Representation |
---|---|
bin | 110110110001… |
… | …0011000011111 |
3 | 2000000211221000 |
4 | 1231202120133 |
5 | 24322331102 |
6 | 2503241343 |
7 | 466032552 |
oct | 155423037 |
9 | 60024830 |
10 | 28714527 |
11 | 15232716 |
12 | 9749253 |
13 | 5c44b5a |
14 | 3b56699 |
15 | 27c301c |
hex | 1b6261f |
28714527 has 8 divisors (see below), whose sum is σ = 42540080. Its totient is φ = 19143000.
The previous prime is 28714519. The next prime is 28714531. The reversal of 28714527 is 72541782.
It is not a de Polignac number, because 28714527 - 23 = 28714519 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 28714491 and 28714500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28714537) 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, 531724 + ... + 531777.
It is an arithmetic number, because the mean of its divisors is an integer number (5317510).
Almost surely, 228714527 is an apocalyptic number.
28714527 is a gapful number since it is divisible by the number (27) formed by its first and last digit.
28714527 is a deficient number, since it is larger than the sum of its proper divisors (13825553).
28714527 is a wasteful number, since it uses less digits than its factorization.
28714527 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1063510 (or 1063504 counting only the distinct ones).
The product of its digits is 31360, while the sum is 36.
The square root of 28714527 is about 5358.5937520958. The cubic root of 28714527 is about 306.2202374520.
It can be divided in two parts, 28714 and 527, that added together give a square (29241 = 1712).
The spelling of 28714527 in words is "twenty-eight million, seven hundred fourteen thousand, five hundred twenty-seven".
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