Base | Representation |
---|---|
bin | 11100111010010… |
… | …11011111010111 |
3 | 121220100210222100 |
4 | 32131023133113 |
5 | 444041432023 |
6 | 40022133143 |
7 | 6003321213 |
oct | 1635133727 |
9 | 556323870 |
10 | 242530263 |
11 | 1149a1638 |
12 | 692811b3 |
13 | 3b328741 |
14 | 242d3943 |
15 | 1645ac43 |
hex | e74b7d7 |
242530263 has 6 divisors (see below), whose sum is σ = 350321504. Its totient is φ = 161686836.
The previous prime is 242530261. The next prime is 242530271. The reversal of 242530263 is 362035242.
It is not a de Polignac number, because 242530263 - 21 = 242530261 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 (242530261) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13473895 + ... + 13473912.
Almost surely, 2242530263 is an apocalyptic number.
242530263 is a deficient number, since it is larger than the sum of its proper divisors (107791241).
242530263 is a wasteful number, since it uses less digits than its factorization.
242530263 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26947813 (or 26947810 counting only the distinct ones).
The product of its (nonzero) digits is 8640, while the sum is 27.
The square root of 242530263 is about 15573.3831584534. The cubic root of 242530263 is about 623.6227919324.
The spelling of 242530263 in words is "two hundred forty-two million, five hundred thirty thousand, two hundred sixty-three".
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