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2992580 = 225149629
BaseRepresentation
bin1011011010100111000100
312122001001022
423122213010
51231230310
6144050312
734302503
oct13324704
95561038
102992580
111764408
121003998
1380a176
1457c83a
153e1a55
hex2da9c4

2992580 has 12 divisors (see below), whose sum is σ = 6284460. Its totient is φ = 1197024.

The previous prime is 2992573. The next prime is 2992589. The reversal of 2992580 is 852992.

2992580 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 322624 + 2669956 = 568^2 + 1634^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2992580.

It is not an unprimeable number, because it can be changed into a prime (2992589) 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, 74795 + ... + 74834.

It is an arithmetic number, because the mean of its divisors is an integer number (523705).

22992580 is an apocalyptic number.

2992580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2992580 is an abundant number, since it is smaller than the sum of its proper divisors (3291880).

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

2992580 is a wasteful number, since it uses less digits than its factorization.

2992580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149638 (or 149636 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 2992580 is about 1729.9075119786. The cubic root of 2992580 is about 144.1059534003.

The spelling of 2992580 in words is "two million, nine hundred ninety-two thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 149629 299258 598516 748145 1496290 2992580