Base | Representation |
---|---|
bin | 11100111010011… |
… | …10110000001001 |
3 | 121220101111022020 |
4 | 32131032300021 |
5 | 444042344000 |
6 | 40022315053 |
7 | 6003405162 |
oct | 1635166011 |
9 | 556344266 |
10 | 242543625 |
11 | 114a00685 |
12 | 69288a89 |
13 | 3b33184c |
14 | 242d8769 |
15 | 1645eba0 |
hex | e74ec09 |
242543625 has 64 divisors (see below), whose sum is σ = 428972544. Its totient is φ = 121440000.
The previous prime is 242543611. The next prime is 242543627. The reversal of 242543625 is 526345242.
It is a happy number.
242543625 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 242543625 - 25 = 242543593 is a prime.
It is not an unprimeable number, because it can be changed into a prime (242543627) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 525895 + ... + 526355.
It is an arithmetic number, because the mean of its divisors is an integer number (6702696).
Almost surely, 2242543625 is an apocalyptic number.
242543625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
242543625 is a deficient number, since it is larger than the sum of its proper divisors (186428919).
242543625 is a wasteful number, since it uses less digits than its factorization.
242543625 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 563 (or 553 counting only the distinct ones).
The product of its digits is 57600, while the sum is 33.
The square root of 242543625 is about 15573.8121537407. The cubic root of 242543625 is about 623.6342443791.
Adding to 242543625 its reverse (526345242), we get a palindrome (768888867).
The spelling of 242543625 in words is "two hundred forty-two million, five hundred forty-three thousand, six hundred twenty-five".
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