Base | Representation |
---|---|
bin | 100111010010… |
… | …1010110110010 |
3 | 1102202121012221 |
4 | 1032211112302 |
5 | 20233201432 |
6 | 2013311254 |
7 | 340046005 |
oct | 116452662 |
9 | 42677187 |
10 | 20600242 |
11 | 106a02a3 |
12 | 6a9552a |
13 | 43636c0 |
14 | 2a4353c |
15 | 1c1db97 |
hex | 13a55b2 |
20600242 has 8 divisors (see below), whose sum is σ = 33277356. Its totient is φ = 9507792.
The previous prime is 20600233. The next prime is 20600267. The reversal of 20600242 is 24200602.
It can be written as a sum of positive squares in 2 ways, for example, as 20439441 + 160801 = 4521^2 + 401^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
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 3 ways as a sum of consecutive naturals, for example, 396133 + ... + 396184.
Almost surely, 220600242 is an apocalyptic number.
20600242 is a deficient number, since it is larger than the sum of its proper divisors (12677114).
20600242 is a wasteful number, since it uses less digits than its factorization.
20600242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 792332.
The product of its (nonzero) digits is 192, while the sum is 16.
The square root of 20600242 is about 4538.7489465711. The cubic root of 20600242 is about 274.1305520971.
Adding to 20600242 its reverse (24200602), we get a palindrome (44800844).
The spelling of 20600242 in words is "twenty million, six hundred thousand, two hundred forty-two".
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