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1000485 = 3357411
BaseRepresentation
bin11110100010000100101
31212211102000
43310100211
5224003420
633235513
711334603
oct3642045
91784360
101000485
11623752
12402b99
13290505
141c0873
1514b690
hexf4425

1000485 has 16 divisors (see below), whose sum is σ = 1778880. Its totient is φ = 533520.

The previous prime is 1000457. The next prime is 1000507. The reversal of 1000485 is 5840001.

It is not a de Polignac number, because 1000485 - 25 = 1000453 is a prime.

1000485 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3571 + ... + 3840.

It is an arithmetic number, because the mean of its divisors is an integer number (111180).

21000485 is an apocalyptic number.

1000485 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1000485 is a deficient number, since it is larger than the sum of its proper divisors (778395).

1000485 is an equidigital number, since it uses as much as digits as its factorization.

1000485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7425 (or 7419 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1000485 is about 1000.2424706040. The cubic root of 1000485 is about 100.0161640538.

Adding to 1000485 its reverse (5840001), we get a palindrome (6840486).

It can be divided in two parts, 1000 and 485, that added together give a triangular number (1485 = T54).

The spelling of 1000485 in words is "one million, four hundred eighty-five", and thus it is an aban number.

Divisors: 1 3 5 9 15 27 45 135 7411 22233 37055 66699 111165 200097 333495 1000485