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2801248 = 2587539
BaseRepresentation
bin1010101011111001100000
312021022120221
422223321200
51204114443
6140012424
732544622
oct12537140
95238527
102801248
11164368a
12b31114
13771058
1452cc12
153a4eed
hex2abe60

2801248 has 12 divisors (see below), whose sum is σ = 5515020. Its totient is φ = 1400608.

The previous prime is 2801237. The next prime is 2801251. The reversal of 2801248 is 8421082.

2801248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 43738 + ... + 43801.

It is an arithmetic number, because the mean of its divisors is an integer number (459585).

22801248 is an apocalyptic number.

It is an amenable number.

2801248 is a deficient number, since it is larger than the sum of its proper divisors (2713772).

2801248 is an equidigital number, since it uses as much as digits as its factorization.

2801248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87549 (or 87541 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 25.

The square root of 2801248 is about 1673.6929228505. The cubic root of 2801248 is about 140.9669120757.

The spelling of 2801248 in words is "two million, eight hundred one thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 32 87539 175078 350156 700312 1400624 2801248