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2320580 = 225294001
BaseRepresentation
bin1000110110100011000100
311100220020102
420312203010
51043224310
6121423232
725503353
oct10664304
94326212
102320580
111345539
1293ab18
13633332
1444599a
1530c8a5
hex2368c4

2320580 has 24 divisors (see below), whose sum is σ = 5042520. Its totient is φ = 896000.

The previous prime is 2320579. The next prime is 2320583. The reversal of 2320580 is 850232.

2320580 is digitally balanced in base 5, 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 4 ways, for example, as 4096 + 2316484 = 64^2 + 1522^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a plaindrome in base 14.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (2320583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1421 + ... + 2580.

It is an arithmetic number, because the mean of its divisors is an integer number (210105).

22320580 is an apocalyptic number.

2320580 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320580 is an abundant number, since it is smaller than the sum of its proper divisors (2721940).

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

2320580 is a wasteful number, since it uses less digits than its factorization.

2320580 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4039 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2320580 is about 1523.3450036023. The cubic root of 2320580 is about 132.3931498846.

It can be divided in two parts, 2320 and 580, that multiplied together give a square (1345600 = 11602).

The spelling of 2320580 in words is "two million, three hundred twenty thousand, five hundred eighty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 4001 8002 16004 20005 40010 80020 116029 232058 464116 580145 1160290 2320580