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2880384 = 27313577
BaseRepresentation
bin1010111111001110000000
312102100010220
422333032000
51214133014
6141423040
733324423
oct12771600
95370126
102880384
111698091
12b6aa80
1379b090
1454d9ba
153bd6a9
hex2bf380

2880384 has 64 divisors (see below), whose sum is σ = 8253840. Its totient is φ = 884736.

The previous prime is 2880379. The next prime is 2880389. The reversal of 2880384 is 4830882.

2880384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2880379) and next prime (2880389).

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×28803842 = 16593223974912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2880389) 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 7 ways as a sum of consecutive naturals, for example, 4704 + ... + 5280.

22880384 is an apocalyptic number.

2880384 is a gapful number since it is divisible by the number (24) 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 2880384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4126920).

2880384 is an abundant number, since it is smaller than the sum of its proper divisors (5373456).

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

2880384 is a wasteful number, since it uses less digits than its factorization.

2880384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 2880384 is about 1697.1694081617. The cubic root of 2880384 is about 142.2820552645.

The spelling of 2880384 in words is "two million, eight hundred eighty thousand, three hundred eighty-four".

Divisors: 1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 128 156 192 208 312 384 416 577 624 832 1154 1248 1664 1731 2308 2496 3462 4616 4992 6924 7501 9232 13848 15002 18464 22503 27696 30004 36928 45006 55392 60008 73856 90012 110784 120016 180024 221568 240032 360048 480064 720096 960128 1440192 2880384