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2330720 = 25572081
BaseRepresentation
bin1000111001000001100000
311101102010222
420321001200
51044040340
6121542212
725545050
oct10710140
94342128
102330720
111352117
12944968
13637b32
14449560
153108b5
hex239060

2330720 has 48 divisors (see below), whose sum is σ = 6295968. Its totient is φ = 798720.

The previous prime is 2330719. The next prime is 2330753. The reversal of 2330720 is 270332.

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 7 ways as a sum of consecutive naturals, for example, 80 + ... + 2160.

It is an arithmetic number, because the mean of its divisors is an integer number (131166).

22330720 is an apocalyptic number.

2330720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2330720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3147984).

2330720 is an abundant number, since it is smaller than the sum of its proper divisors (3965248).

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

2330720 is a wasteful number, since it uses less digits than its factorization.

2330720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103 (or 2095 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 17.

The square root of 2330720 is about 1526.6695778720. The cubic root of 2330720 is about 132.5857046089.

The spelling of 2330720 in words is "two million, three hundred thirty thousand, seven hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 280 560 1120 2081 4162 8324 10405 14567 16648 20810 29134 33296 41620 58268 66592 72835 83240 116536 145670 166480 233072 291340 332960 466144 582680 1165360 2330720