Base | Representation |
---|---|
bin | 11010010001101… |
… | …01100011110110 |
3 | 120100202111212101 |
4 | 31020311203312 |
5 | 422411422332 |
6 | 33512212314 |
7 | 5314353622 |
oct | 1510654366 |
9 | 510674771 |
10 | 220420342 |
11 | 10347007a |
12 | 6199a09a |
13 | 36886b4c |
14 | 213ba182 |
15 | 1453eae7 |
hex | d2358f6 |
220420342 has 8 divisors (see below), whose sum is σ = 336234600. Its totient is φ = 108342144.
The previous prime is 220420331. The next prime is 220420357. The reversal of 220420342 is 243024022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 933867 + ... + 934102.
It is an arithmetic number, because the mean of its divisors is an integer number (42029325).
Almost surely, 2220420342 is an apocalyptic number.
220420342 is a deficient number, since it is larger than the sum of its proper divisors (115814258).
220420342 is a wasteful number, since it uses less digits than its factorization.
220420342 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1868030.
The product of its (nonzero) digits is 768, while the sum is 19.
The square root of 220420342 is about 14846.5599382483. The cubic root of 220420342 is about 604.0653025750.
Adding to 220420342 its reverse (243024022), we get a palindrome (463444364).
The spelling of 220420342 in words is "two hundred twenty million, four hundred twenty thousand, three hundred forty-two".
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