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BaseRepresentation
bin11000000010111001
312000002202
4120002321
511122424
62035545
7560066
oct300271
9160082
1098489
1167aa6
1248bb5
1335aa1
1427c6d
151e2ae
hex180b9

98489 has 4 divisors (see below), whose sum is σ = 99300. Its totient is φ = 97680.

The previous prime is 98479. The next prime is 98491.

98489 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 43264 + 55225 = 208^2 + 235^2 .

It is a cyclic number.

It is not a de Polignac number, because 98489 - 24 = 98473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182 + ... + 479.

It is an arithmetic number, because the mean of its divisors is an integer number (24825).

298489 is an apocalyptic number.

It is an amenable number.

98489 is a deficient number, since it is larger than the sum of its proper divisors (811).

98489 is a wasteful number, since it uses less digits than its factorization.

98489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810.

The product of its digits is 20736, while the sum is 38.

The square root of 98489 is about 313.8295715830. The cubic root of 98489 is about 46.1809195148.

The spelling of 98489 in words is "ninety-eight thousand, four hundred eighty-nine".

Divisors: 1 149 661 98489