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2880229 = 111913781
BaseRepresentation
bin1010111111001011100101
312102022221011
422333023211
51214131404
6141422221
733324112
oct12771345
95368834
102880229
111697a60
12b6a971
1379aca1
1454d909
153bd604
hex2bf2e5

2880229 has 8 divisors (see below), whose sum is σ = 3307680. Its totient is φ = 2480400.

The previous prime is 2880223. The next prime is 2880239. The reversal of 2880229 is 9220882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2880229 - 25 = 2880197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2880229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2880223) 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, 6682 + ... + 7099.

It is an arithmetic number, because the mean of its divisors is an integer number (413460).

22880229 is an apocalyptic number.

It is an amenable number.

2880229 is a deficient number, since it is larger than the sum of its proper divisors (427451).

2880229 is a wasteful number, since it uses less digits than its factorization.

2880229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13811.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2880229 is about 1697.1237432786. The cubic root of 2880229 is about 142.2795030452.

The spelling of 2880229 in words is "two million, eight hundred eighty thousand, two hundred twenty-nine".

Divisors: 1 11 19 209 13781 151591 261839 2880229