Base | Representation |
---|---|
bin | 11101001101101… |
… | …100010110101110 |
3 | 1021011021010100001 |
4 | 131031230112232 |
5 | 2000433110224 |
6 | 120345054514 |
7 | 15101011660 |
oct | 3515542656 |
9 | 1234233301 |
10 | 490128814 |
11 | 23173503a |
12 | 11818743a |
13 | 7a70a066 |
14 | 49146530 |
15 | 2d068544 |
hex | 1d36c5ae |
490128814 has 32 divisors (see below), whose sum is σ = 852074496. Its totient is φ = 207113760.
The previous prime is 490128803. The next prime is 490128823. The reversal of 490128814 is 418821094.
It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 321057 + ... + 322579.
It is an arithmetic number, because the mean of its divisors is an integer number (26627328).
Almost surely, 2490128814 is an apocalyptic number.
490128814 is a deficient number, since it is larger than the sum of its proper divisors (361945682).
490128814 is a wasteful number, since it uses less digits than its factorization.
490128814 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1840.
The product of its (nonzero) digits is 18432, while the sum is 37.
The square root of 490128814 is about 22138.8530416551. The cubic root of 490128814 is about 788.4425943027.
The spelling of 490128814 in words is "four hundred ninety million, one hundred twenty-eight thousand, eight hundred fourteen".
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