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2020833 = 321511487
BaseRepresentation
bin111101101010111100001
310210200001200
413231113201
51004131313
6111151413
723114433
oct7552741
93720050
102020833
111160311
12815569
13559a79
143a8653
1529db73
hex1ed5e1

2020833 has 12 divisors (see below), whose sum is σ = 2940288. Its totient is φ = 1337400.

The previous prime is 2020831. The next prime is 2020853. The reversal of 2020833 is 3380202.

It is not a de Polignac number, because 2020833 - 21 = 2020831 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2020831) 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, 616 + ... + 2102.

It is an arithmetic number, because the mean of its divisors is an integer number (245024).

22020833 is an apocalyptic number.

It is an amenable number.

2020833 is a deficient number, since it is larger than the sum of its proper divisors (919455).

2020833 is a wasteful number, since it uses less digits than its factorization.

2020833 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1641 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2020833 is about 1421.5600585273. The cubic root of 2020833 is about 126.4280603528.

The spelling of 2020833 in words is "two million, twenty thousand, eight hundred thirty-three".

Divisors: 1 3 9 151 453 1359 1487 4461 13383 224537 673611 2020833