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BaseRepresentation
bin10000001100010
3102101001
42001202
5231130
6102214
733112
oct20142
912331
108290
116257
12496a
133a09
143042
1526ca
hex2062

8290 has 8 divisors (see below), whose sum is σ = 14940. Its totient is φ = 3312.

The previous prime is 8287. The next prime is 8291. The reversal of 8290 is 928.

It can be written as a sum of positive squares in 2 ways, for example, as 8281 + 9 = 91^2 + 3^2 .

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

It is not an unprimeable number, because it can be changed into a prime (8291) 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, 405 + ... + 424.

8290 is a deficient number, since it is larger than the sum of its proper divisors (6650).

8290 is a wasteful number, since it uses less digits than its factorization.

8290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 836.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 8290 is about 91.0494371207. The cubic root of 8290 is about 20.2388039517.

The spelling of 8290 in words is "eight thousand, two hundred ninety".

Divisors: 1 2 5 10 829 1658 4145 8290