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2605060 = 225130253
BaseRepresentation
bin1001111100000000000100
311220100110201
421330000010
51131330220
6131500244
731066633
oct11740004
94810421
102605060
11151a247
12a57684
13702973
144bb51a
15366d0a
hex27c004

2605060 has 12 divisors (see below), whose sum is σ = 5470668. Its totient is φ = 1042016.

The previous prime is 2605039. The next prime is 2605073. The reversal of 2605060 is 605062.

It can be written as a sum of positive squares in 2 ways, for example, as 925444 + 1679616 = 962^2 + 1296^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65107 + ... + 65146.

It is an arithmetic number, because the mean of its divisors is an integer number (455889).

22605060 is an apocalyptic number.

2605060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2605060 is an abundant number, since it is smaller than the sum of its proper divisors (2865608).

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

2605060 is a wasteful number, since it uses less digits than its factorization.

2605060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130262 (or 130260 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 2605060 is about 1614.0198263962. The cubic root of 2605060 is about 137.5960320877.

The spelling of 2605060 in words is "two million, six hundred five thousand, sixty".

Divisors: 1 2 4 5 10 20 130253 260506 521012 651265 1302530 2605060