Base | Representation |
---|---|
bin | 11101110010001… |
… | …110010010101001 |
3 | 1021211021122101122 |
4 | 131302032102221 |
5 | 2010411030001 |
6 | 121330225025 |
7 | 15245264615 |
oct | 3562162251 |
9 | 1254248348 |
10 | 499705001 |
11 | 237085844 |
12 | 11b425175 |
13 | 7c6b0a43 |
14 | 4a51a345 |
15 | 2dd0ab1b |
hex | 1dc8e4a9 |
499705001 has 4 divisors (see below), whose sum is σ = 499893252. Its totient is φ = 499516752.
The previous prime is 499704977. The next prime is 499705009. The reversal of 499705001 is 100507994.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 100507994 = 2 ⋅50253997.
It can be written as a sum of positive squares in 2 ways, for example, as 283585600 + 216119401 = 16840^2 + 14701^2 .
It is a cyclic number.
It is not a de Polignac number, because 499705001 - 214 = 499688617 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (499705009) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90086 + ... + 95471.
It is an arithmetic number, because the mean of its divisors is an integer number (124973313).
Almost surely, 2499705001 is an apocalyptic number.
It is an amenable number.
499705001 is a deficient number, since it is larger than the sum of its proper divisors (188251).
499705001 is a wasteful number, since it uses less digits than its factorization.
499705001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188250.
The product of its (nonzero) digits is 11340, while the sum is 35.
The square root of 499705001 is about 22354.0824235753. The cubic root of 499705001 is about 793.5444013680.
The spelling of 499705001 in words is "four hundred ninety-nine million, seven hundred five thousand, one".
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