Base | Representation |
---|---|
bin | 10000001011010001100111 |
3 | 21222102212002 |
4 | 100023101213 |
5 | 2041143422 |
6 | 230515515 |
7 | 51020636 |
oct | 20132147 |
9 | 7872762 |
10 | 4240487 |
11 | 2436a39 |
12 | 1505b9b |
13 | b56184 |
14 | 7c551d |
15 | 58b692 |
hex | 40b467 |
4240487 has 4 divisors (see below), whose sum is σ = 4424880. Its totient is φ = 4056096.
The previous prime is 4240469. The next prime is 4240493. The reversal of 4240487 is 7840424.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 4240487 - 210 = 4239463 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4240417) 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, 92162 + ... + 92207.
It is an arithmetic number, because the mean of its divisors is an integer number (1106220).
Almost surely, 24240487 is an apocalyptic number.
4240487 is a deficient number, since it is larger than the sum of its proper divisors (184393).
4240487 is a wasteful number, since it uses less digits than its factorization.
4240487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184392.
The product of its (nonzero) digits is 7168, while the sum is 29.
The square root of 4240487 is about 2059.2442788557. The cubic root of 4240487 is about 161.8596432016.
The spelling of 4240487 in words is "four million, two hundred forty thousand, four hundred eighty-seven".
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