Base | Representation |
---|---|
bin | 11100111001100… |
… | …11010000101000 |
3 | 121220011202211112 |
4 | 32130303100220 |
5 | 444030243031 |
6 | 40020045452 |
7 | 6002425652 |
oct | 1634632050 |
9 | 556152745 |
10 | 242431016 |
11 | 114934013 |
12 | 69233888 |
13 | 3b2c2509 |
14 | 242a96d2 |
15 | 1643b62b |
hex | e733428 |
242431016 has 32 divisors (see below), whose sum is σ = 486729000. Its totient is φ = 112797696.
The previous prime is 242431003. The next prime is 242431037. The reversal of 242431016 is 610134242.
It can be written as a sum of positive squares in 4 ways, for example, as 179292100 + 63138916 = 13390^2 + 7946^2 .
It is a junction number, because it is equal to n+sod(n) for n = 242430982 and 242431000.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090 + ... + 22118.
Almost surely, 2242431016 is an apocalyptic number.
It is an amenable number.
242431016 is an abundant number, since it is smaller than the sum of its proper divisors (244297984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242431016 is a wasteful number, since it uses less digits than its factorization.
242431016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20141 (or 20137 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 23.
The square root of 242431016 is about 15570.1964021010. The cubic root of 242431016 is about 623.5377150780.
Adding to 242431016 its reverse (610134242), we get a palindrome (852565258).
The spelling of 242431016 in words is "two hundred forty-two million, four hundred thirty-one thousand, sixteen".
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