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882490 = 25721801
BaseRepresentation
bin11010111011100111010
31122211112211
43113130322
5211214430
630525334
710333600
oct3273472
91584484
10882490
11553034
1236684a
1324b8ab
1418d870
1512672a
hexd773a

882490 has 24 divisors (see below), whose sum is σ = 1848852. Its totient is φ = 302400.

The previous prime is 882481. The next prime is 882491. The reversal of 882490 is 94288.

It can be written as a sum of positive squares in 2 ways, for example, as 815409 + 67081 = 903^2 + 259^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (882491) 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 11 ways as a sum of consecutive naturals, for example, 411 + ... + 1390.

2882490 is an apocalyptic number.

882490 is an abundant number, since it is smaller than the sum of its proper divisors (966362).

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

882490 is a wasteful number, since it uses less digits than its factorization.

882490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1822 (or 1815 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 882490 is about 939.4093889248. The cubic root of 882490 is about 95.9186956287.

The spelling of 882490 in words is "eight hundred eighty-two thousand, four hundred ninety".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 1801 3602 9005 12607 18010 25214 63035 88249 126070 176498 441245 882490