Base | Representation |
---|---|
bin | 11101011111110… |
… | …100100011100111 |
3 | 1021111012120002220 |
4 | 131133310203213 |
5 | 2003142142444 |
6 | 121035003423 |
7 | 15156263514 |
oct | 3537644347 |
9 | 1244176086 |
10 | 494880999 |
11 | 234390468 |
12 | 119899573 |
13 | 7b6b20c2 |
14 | 49a2230b |
15 | 2d6a6619 |
hex | 1d7f48e7 |
494880999 has 24 divisors (see below), whose sum is σ = 703982928. Its totient is φ = 309166080.
The previous prime is 494880989. The next prime is 494881003. The reversal of 494880999 is 999088494.
It is not a de Polignac number, because 494880999 - 29 = 494880487 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (494880989) 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 23 ways as a sum of consecutive naturals, for example, 221709 + ... + 223929.
It is an arithmetic number, because the mean of its divisors is an integer number (29332622).
Almost surely, 2494880999 is an apocalyptic number.
494880999 is a deficient number, since it is larger than the sum of its proper divisors (209101929).
494880999 is a wasteful number, since it uses less digits than its factorization.
494880999 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2515 (or 2498 counting only the distinct ones).
The product of its (nonzero) digits is 6718464, while the sum is 60.
The square root of 494880999 is about 22245.9209519408. The cubic root of 494880999 is about 790.9825935160.
The spelling of 494880999 in words is "four hundred ninety-four million, eight hundred eighty thousand, nine hundred ninety-nine".
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