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449968 = 2428123
BaseRepresentation
bin1101101110110110000
3211212020111
41231312300
5103344333
613351104
73552601
oct1556660
9755214
10449968
11288082
12198494
13129a6c
14b9da8
158d4cd
hex6ddb0

449968 has 10 divisors (see below), whose sum is σ = 871844. Its totient is φ = 224976.

The previous prime is 449963. The next prime is 449971. The reversal of 449968 is 869944.

It is a self number, because there is not a number n which added to its sum of digits gives 449968.

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 (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14046 + ... + 14077.

2449968 is an apocalyptic number.

It is an amenable number.

449968 is a deficient number, since it is larger than the sum of its proper divisors (421876).

449968 is a wasteful number, since it uses less digits than its factorization.

449968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28131 (or 28125 counting only the distinct ones).

The product of its digits is 62208, while the sum is 40.

The square root of 449968 is about 670.7965414341. The cubic root of 449968 is about 76.6291267591.

The spelling of 449968 in words is "four hundred forty-nine thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 16 28123 56246 112492 224984 449968