Base | Representation |
---|---|
bin | 11101001110011… |
… | …101011111101010 |
3 | 1021011122100102201 |
4 | 131032131133222 |
5 | 2001011030330 |
6 | 120353250414 |
7 | 15102510535 |
oct | 3516353752 |
9 | 1234570381 |
10 | 490330090 |
11 | 231862288 |
12 | 118263a0a |
13 | 7a77a863 |
14 | 49199a1c |
15 | 2d0a7eca |
hex | 1d39d7ea |
490330090 has 16 divisors (see below), whose sum is σ = 893767680. Its totient is φ = 193649040.
The previous prime is 490330081. The next prime is 490330091. The reversal of 490330090 is 90033094.
490330090 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (490330091) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309546 + ... + 311125.
It is an arithmetic number, because the mean of its divisors is an integer number (55860480).
Almost surely, 2490330090 is an apocalyptic number.
490330090 is a deficient number, since it is larger than the sum of its proper divisors (403437590).
490330090 is a wasteful number, since it uses less digits than its factorization.
490330090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 620757.
The product of its (nonzero) digits is 2916, while the sum is 28.
The square root of 490330090 is about 22143.3983390084. The cubic root of 490330090 is about 788.5505066507.
The spelling of 490330090 in words is "four hundred ninety million, three hundred thirty thousand, ninety".
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