Base | Representation |
---|---|
bin | 11100111010001… |
… | …11100100110111 |
3 | 121220022222222120 |
4 | 32131013210313 |
5 | 444040423411 |
6 | 40021531023 |
7 | 6003223401 |
oct | 1635074467 |
9 | 556288876 |
10 | 242514231 |
11 | 114990593 |
12 | 69273a73 |
13 | 3b32135b |
14 | 242cbb71 |
15 | 16456106 |
hex | e747937 |
242514231 has 48 divisors (see below), whose sum is σ = 365510880. Its totient is φ = 142489600.
The previous prime is 242514149. The next prime is 242514241. The reversal of 242514231 is 132415242.
It is not a de Polignac number, because 242514231 - 213 = 242506039 is a prime.
It is a super-2 number, since 2×2425142312 = 117626304475042722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242514241) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2401081 + ... + 2401181.
It is an arithmetic number, because the mean of its divisors is an integer number (7614810).
Almost surely, 2242514231 is an apocalyptic number.
242514231 is a deficient number, since it is larger than the sum of its proper divisors (122996649).
242514231 is a wasteful number, since it uses less digits than its factorization.
242514231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256 (or 233 counting only the distinct ones).
The product of its digits is 1920, while the sum is 24.
The square root of 242514231 is about 15572.8684255663. The cubic root of 242514231 is about 623.6090504983.
Adding to 242514231 its reverse (132415242), we get a palindrome (374929473).
It can be divided in two parts, 24251 and 4231, that added together give a palindrome (28482).
The spelling of 242514231 in words is "two hundred forty-two million, five hundred fourteen thousand, two hundred thirty-one".
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