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498048489 = 324321732
BaseRepresentation
bin11101101011111…
…001110111101001
31021201011111002100
4131223321313221
52010000022424
6121230524013
715225225261
oct3553716751
91251144070
10498048489
11236154224
1211a966609
137c250a63
144a2087a1
152dacedc9
hex1daf9de9

498048489 has 27 divisors (see below), whose sum is σ = 740804727. Its totient is φ = 322436016.

The previous prime is 498048487. The next prime is 498048491. The reversal of 498048489 is 984840894.

The square root of 498048489 is 22317.

It is a perfect power (a square), and thus also a powerful number.

498048489 is a `hidden beast` number, since 4 + 9 + 80 + 484 + 89 = 666.

It is an interprime number because it is at equal distance from previous prime (498048487) and next prime (498048491).

It can be written as a sum of positive squares in only one way, i.e., 453051225 + 44997264 = 21285^2 + 6708^2 .

It is not a de Polignac number, because 498048489 - 21 = 498048487 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (498048487) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2878807 + ... + 2878979.

Almost surely, 2498048489 is an apocalyptic number.

498048489 is the 22317-th square number.

498048489 is the 11159-th centered octagonal number.

It is an amenable number.

498048489 is a deficient number, since it is larger than the sum of its proper divisors (242756238).

498048489 is an equidigital number, since it uses as much as digits as its factorization.

498048489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 219 counting only the distinct ones).

The product of its (nonzero) digits is 2654208, while the sum is 54.

The cubic root of 498048489 is about 792.6665694252. Note that the first 3 decimals are identical.

The spelling of 498048489 in words is "four hundred ninety-eight million, forty-eight thousand, four hundred eighty-nine".

Divisors: 1 3 9 43 129 173 387 519 1557 1849 5547 7439 16641 22317 29929 66951 89787 269361 319877 959631 1286947 2878893 3860841 11582523 55338721 166016163 498048489