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8998 = 211409
BaseRepresentation
bin10001100100110
3110100021
42030212
5241443
6105354
735143
oct21446
913307
108998
116840
12525a
134132
1433ca
1529ed
hex2326

8998 has 8 divisors (see below), whose sum is σ = 14760. Its totient is φ = 4080.

The previous prime is 8971. The next prime is 8999.

8998 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8999) by changing a digit.

8998 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183 + ... + 226.

It is an arithmetic number, because the mean of its divisors is an integer number (1845).

8998 is a deficient number, since it is larger than the sum of its proper divisors (5762).

8998 is a wasteful number, since it uses less digits than its factorization.

8998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422.

The product of its digits is 5184, while the sum is 34.

The square root of 8998 is about 94.8577882938. The cubic root of 8998 is about 20.7992973135.

The spelling of 8998 in words is "eight thousand, nine hundred ninety-eight".

Divisors: 1 2 11 22 409 818 4499 8998