Base | Representation |
---|---|
bin | 11101010000111… |
… | …110101010100001 |
3 | 1021012212212222202 |
4 | 131100332222201 |
5 | 2001143141431 |
6 | 120415342545 |
7 | 15111230300 |
oct | 3520765241 |
9 | 1235785882 |
10 | 490990241 |
11 | 232173265 |
12 | 118521a55 |
13 | 7a94c191 |
14 | 492cc437 |
15 | 2d1888cb |
hex | 1d43eaa1 |
490990241 has 12 divisors (see below), whose sum is σ = 574943040. Its totient is φ = 418055400.
The previous prime is 490990237. The next prime is 490990273. The reversal of 490990241 is 142099094.
It is a happy number.
It is not a de Polignac number, because 490990241 - 22 = 490990237 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 490990195 and 490990204.
It is not an unprimeable number, because it can be changed into a prime (490990231) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25781 + ... + 40578.
It is an arithmetic number, because the mean of its divisors is an integer number (47911920).
Almost surely, 2490990241 is an apocalyptic number.
It is an amenable number.
490990241 is a deficient number, since it is larger than the sum of its proper divisors (83952799).
490990241 is a wasteful number, since it uses less digits than its factorization.
490990241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66524 (or 66517 counting only the distinct ones).
The product of its (nonzero) digits is 23328, while the sum is 38.
The square root of 490990241 is about 22158.2995963138. The cubic root of 490990241 is about 788.9042336417.
The spelling of 490990241 in words is "four hundred ninety million, nine hundred ninety thousand, two hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •