Base | Representation |
---|---|
bin | 11100111011011… |
… | …00000000111111 |
3 | 121220121120201120 |
4 | 32131230000333 |
5 | 444110212422 |
6 | 40025042023 |
7 | 6004414503 |
oct | 1635540077 |
9 | 556546646 |
10 | 242663487 |
11 | 114a82740 |
12 | 69326313 |
13 | 3b374281 |
14 | 2432a303 |
15 | 1648545c |
hex | e76c03f |
242663487 has 8 divisors (see below), whose sum is σ = 352965120. Its totient is φ = 147068760.
The previous prime is 242663453. The next prime is 242663489. The reversal of 242663487 is 784366242.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 242663487 - 27 = 242663359 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242663489) 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, 3676687 + ... + 3676752.
It is an arithmetic number, because the mean of its divisors is an integer number (44120640).
Almost surely, 2242663487 is an apocalyptic number.
242663487 is a deficient number, since it is larger than the sum of its proper divisors (110301633).
242663487 is a wasteful number, since it uses less digits than its factorization.
242663487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7353453.
The product of its digits is 387072, while the sum is 42.
The square root of 242663487 is about 15577.6598691845. The cubic root of 242663487 is about 623.7369581867.
The spelling of 242663487 in words is "two hundred forty-two million, six hundred sixty-three thousand, four hundred eighty-seven".
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