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8230044 = 2232329819
BaseRepresentation
bin11111011001010010011100
3120111010111110
4133121102130
54101330134
6452222020
7126645204
oct37312234
916433443
108230044
114711399
12290a910
131922064
141143404
15ac87e9
hex7d949c

8230044 has 24 divisors (see below), whose sum is σ = 20039040. Its totient is φ = 2623984.

The previous prime is 8230037. The next prime is 8230049. The reversal of 8230044 is 4400328.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 8230044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8230049) 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, 14634 + ... + 15185.

It is an arithmetic number, because the mean of its divisors is an integer number (834960).

Almost surely, 28230044 is an apocalyptic number.

It is an amenable number.

8230044 is an abundant number, since it is smaller than the sum of its proper divisors (11808996).

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

8230044 is a wasteful number, since it uses less digits than its factorization.

8230044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29849 (or 29847 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 8230044 is about 2868.8053262639. The cubic root of 8230044 is about 201.8989462851.

The spelling of 8230044 in words is "eight million, two hundred thirty thousand, forty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 29819 59638 89457 119276 178914 357828 685837 1371674 2057511 2743348 4115022 8230044