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2054056 = 23256757
BaseRepresentation
bin111110101011110101000
310212100122011
413311132220
51011212211
6112005304
723313334
oct7653650
93770564
102054056
111183274
12830834
1356bc24
143b67c4
152a8921
hex1f57a8

2054056 has 8 divisors (see below), whose sum is σ = 3851370. Its totient is φ = 1027024.

The previous prime is 2054047. The next prime is 2054057. The reversal of 2054056 is 6504502.

It can be written as a sum of positive squares in only one way, i.e., 1768900 + 285156 = 1330^2 + 534^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×20540562 = 8438292102272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2054057) 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 as a sum of consecutive naturals, namely, 128371 + ... + 128386.

22054056 is an apocalyptic number.

It is an amenable number.

2054056 is a deficient number, since it is larger than the sum of its proper divisors (1797314).

2054056 is a wasteful number, since it uses less digits than its factorization.

2054056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256763 (or 256759 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 2054056 is about 1433.1978230517. The cubic root of 2054056 is about 127.1171341665.

Adding to 2054056 its reverse (6504502), we get a palindrome (8558558).

The spelling of 2054056 in words is "two million, fifty-four thousand, fifty-six", and thus it is an eban number.

Divisors: 1 2 4 8 256757 513514 1027028 2054056