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489696 = 2535101
BaseRepresentation
bin1110111100011100000
3220212201220
41313203200
5111132241
614255040
74106454
oct1674340
9825656
10489696
11304a09
121b7480
13141b7c
14ca664
159a166
hex778e0

489696 has 24 divisors (see below), whose sum is σ = 1285704. Its totient is φ = 163200.

The previous prime is 489691. The next prime is 489733. The reversal of 489696 is 696984.

489696 = 542 + 552 + ... + 1172.

It is a tau number, because it is divible by the number of its divisors (24).

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (489691) by changing a digit.

489696 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, 2455 + ... + 2646.

It is an arithmetic number, because the mean of its divisors is an integer number (53571).

2489696 is an apocalyptic number.

It is an amenable number.

489696 is an abundant number, since it is smaller than the sum of its proper divisors (796008).

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

489696 is a wasteful number, since it uses less digits than its factorization.

489696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114 (or 5106 counting only the distinct ones).

The product of its digits is 93312, while the sum is 42.

The square root of 489696 is about 699.7828234531. The cubic root of 489696 is about 78.8210444794.

The spelling of 489696 in words is "four hundred eighty-nine thousand, six hundred ninety-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 5101 10202 15303 20404 30606 40808 61212 81616 122424 163232 244848 489696