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449966 = 211113181
BaseRepresentation
bin1101101110110101110
3211212020102
41231312232
5103344331
613351102
73552566
oct1556656
9755212
10449966
11288080
12198492
13129a6a
14b9da6
158d4cb
hex6ddae

449966 has 16 divisors (see below), whose sum is σ = 746928. Its totient is φ = 201600.

The previous prime is 449963. The next prime is 449971. The reversal of 449966 is 669944.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (449963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2396 + ... + 2576.

It is an arithmetic number, because the mean of its divisors is an integer number (46683).

2449966 is an apocalyptic number.

449966 is a deficient number, since it is larger than the sum of its proper divisors (296962).

449966 is a wasteful number, since it uses less digits than its factorization.

449966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307.

The product of its digits is 46656, while the sum is 38.

The square root of 449966 is about 670.7950506675. The cubic root of 449966 is about 76.6290132263.

The spelling of 449966 in words is "four hundred forty-nine thousand, nine hundred sixty-six".

Divisors: 1 2 11 22 113 181 226 362 1243 1991 2486 3982 20453 40906 224983 449966