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2544980 = 225127249
BaseRepresentation
bin1001101101010101010100
311210022001112
421231111110
51122414410
6130314152
730426524
oct11552524
94708045
102544980
111489099
12a28958
136b1509
144a3684
15354105
hex26d554

2544980 has 12 divisors (see below), whose sum is σ = 5344500. Its totient is φ = 1017984.

The previous prime is 2544977. The next prime is 2545001. The reversal of 2544980 is 894452.

2544980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 662596 + 1882384 = 814^2 + 1372^2 .

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

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 in 3 ways as a sum of consecutive naturals, for example, 63605 + ... + 63644.

It is an arithmetic number, because the mean of its divisors is an integer number (445375).

22544980 is an apocalyptic number.

2544980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2544980 is an abundant number, since it is smaller than the sum of its proper divisors (2799520).

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

2544980 is a wasteful number, since it uses less digits than its factorization.

2544980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127258 (or 127256 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 2544980 is about 1595.2993449507. The cubic root of 2544980 is about 136.5300107995.

The spelling of 2544980 in words is "two million, five hundred forty-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 127249 254498 508996 636245 1272490 2544980