Base | Representation |
---|---|
bin | 100110111110… |
… | …0010110100110 |
3 | 1102110001211122 |
4 | 1031330112212 |
5 | 20212313134 |
6 | 2005533542 |
7 | 335446241 |
oct | 115742646 |
9 | 42401748 |
10 | 20432294 |
11 | 105960a3 |
12 | 6a142b2 |
13 | 430511c |
14 | 29dc258 |
15 | 1bd902e |
hex | 137c5a6 |
20432294 has 8 divisors (see below), whose sum is σ = 30844128. Its totient is φ = 10150920.
The previous prime is 20432287. The next prime is 20432297. The reversal of 20432294 is 49223402.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20432297) 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, 32222 + ... + 32849.
It is an arithmetic number, because the mean of its divisors is an integer number (3855516).
Almost surely, 220432294 is an apocalyptic number.
20432294 is a deficient number, since it is larger than the sum of its proper divisors (10411834).
20432294 is a wasteful number, since it uses less digits than its factorization.
20432294 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65230.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 20432294 is about 4520.2095084188. The cubic root of 20432294 is about 273.3835485110.
Adding to 20432294 its reverse (49223402), we get a palindrome (69655696).
The spelling of 20432294 in words is "twenty million, four hundred thirty-two thousand, two hundred ninety-four".
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