Base | Representation |
---|---|
bin | 11100111010001… |
… | …00111101011000 |
3 | 121220022110021120 |
4 | 32131010331120 |
5 | 444040103022 |
6 | 40021405240 |
7 | 6003150216 |
oct | 1635047530 |
9 | 556273246 |
10 | 242503512 |
11 | 114983529 |
12 | 69269820 |
13 | 3b319504 |
14 | 242c7cb6 |
15 | 16452d5c |
hex | e744f58 |
242503512 has 16 divisors (see below), whose sum is σ = 606258840. Its totient is φ = 80834496.
The previous prime is 242503489. The next prime is 242503519. The reversal of 242503512 is 215305242.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 10104313 = 242503512 / (2 + 4 + 2 + 5 + 0 + 3 + 5 + 1 + 2).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242503519) 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, 5052133 + ... + 5052180.
Almost surely, 2242503512 is an apocalyptic number.
It is an amenable number.
242503512 is an abundant number, since it is smaller than the sum of its proper divisors (363755328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242503512 is a wasteful number, since it uses less digits than its factorization.
242503512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10104322 (or 10104318 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 242503512 is about 15572.5242655133. The cubic root of 242503512 is about 623.5998626335.
Adding to 242503512 its reverse (215305242), we get a palindrome (457808754).
The spelling of 242503512 in words is "two hundred forty-two million, five hundred three thousand, five hundred twelve".
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