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2061028 = 221373761
BaseRepresentation
bin111110111001011100100
310212201012101
413313023210
51011423103
6112101444
723342554
oct7671344
93781171
102061028
111188532
12834884
13572158
143b9164
152aaa1d
hex1f72e4

2061028 has 12 divisors (see below), whose sum is σ = 3634092. Its totient is φ = 1022720.

The previous prime is 2061013. The next prime is 2061041. The reversal of 2061028 is 8201602.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1065024 + 996004 = 1032^2 + 998^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2060996 and 2061014.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1333 + ... + 2428.

It is an arithmetic number, because the mean of its divisors is an integer number (302841).

22061028 is an apocalyptic number.

It is an amenable number.

2061028 is a deficient number, since it is larger than the sum of its proper divisors (1573064).

2061028 is a wasteful number, since it uses less digits than its factorization.

2061028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3902 (or 3900 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2061028 is about 1435.6280855430. The cubic root of 2061028 is about 127.2607946141.

The spelling of 2061028 in words is "two million, sixty-one thousand, twenty-eight".

Divisors: 1 2 4 137 274 548 3761 7522 15044 515257 1030514 2061028