Base | Representation |
---|---|
bin | 11101101001110… |
… | …010010100100111 |
3 | 1021200010021111022 |
4 | 131221302110213 |
5 | 2004324241122 |
6 | 121211001355 |
7 | 15220423514 |
oct | 3551622447 |
9 | 1250107438 |
10 | 497493287 |
11 | 235905085 |
12 | 11a73925b |
13 | 7c0b8135 |
14 | 4a10230b |
15 | 2da20642 |
hex | 1da72527 |
497493287 has 8 divisors (see below), whose sum is σ = 527072832. Its totient is φ = 467948800.
The previous prime is 497493281. The next prime is 497493299. The reversal of 497493287 is 782394794.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 497493287 - 26 = 497493223 is a prime.
It is a super-2 number, since 2×4974932872 = 494999141220128738, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (497493281) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23987 + ... + 39627.
It is an arithmetic number, because the mean of its divisors is an integer number (65884104).
Almost surely, 2497493287 is an apocalyptic number.
497493287 is a deficient number, since it is larger than the sum of its proper divisors (29579545).
497493287 is a wasteful number, since it uses less digits than its factorization.
497493287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17529.
The product of its digits is 3048192, while the sum is 53.
The square root of 497493287 is about 22304.5575387632. The cubic root of 497493287 is about 792.3719169255.
The spelling of 497493287 in words is "four hundred ninety-seven million, four hundred ninety-three thousand, two hundred eighty-seven".
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