Base | Representation |
---|---|
bin | 11101001101100… |
… | …111100100111010 |
3 | 1021011020010111011 |
4 | 131031213210322 |
5 | 2000431443432 |
6 | 120344424134 |
7 | 15100600630 |
oct | 3515474472 |
9 | 1234203434 |
10 | 490109242 |
11 | 231721367 |
12 | 11817804a |
13 | 7a70118c |
14 | 4913d350 |
15 | 2d062847 |
hex | 1d36793a |
490109242 has 16 divisors (see below), whose sum is σ = 840971520. Its totient is φ = 209850768.
The previous prime is 490109239. The next prime is 490109293. The reversal of 490109242 is 242901094.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258 + ... + 31309.
It is an arithmetic number, because the mean of its divisors is an integer number (52560720).
Almost surely, 2490109242 is an apocalyptic number.
490109242 is a deficient number, since it is larger than the sum of its proper divisors (350862278).
490109242 is a wasteful number, since it uses less digits than its factorization.
490109242 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32685.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 490109242 is about 22138.4110089229. The cubic root of 490109242 is about 788.4320993719.
The spelling of 490109242 in words is "four hundred ninety million, one hundred nine thousand, two hundred forty-two".
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