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8450 = 252132
BaseRepresentation
bin10000100000010
3102120222
42010002
5232300
6103042
733431
oct20402
912528
108450
116392
124a82
133b00
143118
152785
hex2102

8450 has 18 divisors (see below), whose sum is σ = 17019. Its totient is φ = 3120.

The previous prime is 8447. The next prime is 8461. The reversal of 8450 is 548.

8450 is nontrivially palindromic in base 8.

It can be written as a sum of positive squares in 5 ways, for example, as 529 + 7921 = 23^2 + 89^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=65.

It is a Duffinian number.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 8450.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 644 + ... + 656.

28450 is an apocalyptic number.

8450 is an abundant number, since it is smaller than the sum of its proper divisors (8569).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8450 is a wasteful number, since it uses less digits than its factorization.

8450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38 (or 20 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 17.

The square root of 8450 is about 91.9238815543. The cubic root of 8450 is about 20.3681805625.

Adding to 8450 its reverse (548), we get a palindrome (8998).

It can be divided in two parts, 8 and 450, that multiplied together give a square (3600 = 602).

The spelling of 8450 in words is "eight thousand, four hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 169 325 338 650 845 1690 4225 8450