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2482780 = 225124139
BaseRepresentation
bin1001011110001001011100
311200010201211
421132021130
51113422110
6125114204
730050266
oct11361134
94603654
102482780
111446393
129b8964
1368c101
14488b36
1534098a
hex25e25c

2482780 has 12 divisors (see below), whose sum is σ = 5213880. Its totient is φ = 993104.

The previous prime is 2482771. The next prime is 2482783. The reversal of 2482780 is 872842.

2482780 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 not an unprimeable number, because it can be changed into a prime (2482783) by changing a digit.

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, 62050 + ... + 62089.

It is an arithmetic number, because the mean of its divisors is an integer number (434490).

22482780 is an apocalyptic number.

2482780 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2482780 is an abundant number, since it is smaller than the sum of its proper divisors (2731100).

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

2482780 is a wasteful number, since it uses less digits than its factorization.

2482780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124148 (or 124146 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 2482780 is about 1575.6839784678. The cubic root of 2482780 is about 135.4085474685.

The spelling of 2482780 in words is "two million, four hundred eighty-two thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 124139 248278 496556 620695 1241390 2482780