Search a number
-
+
2229383 = 13171491
BaseRepresentation
bin1000100000010010000111
311012021010202
420200102013
51032320013
6115441115
724643442
oct10402207
94167122
102229383
111292a72
128b619b
13600980
14420659
152e0858
hex220487

2229383 has 4 divisors (see below), whose sum is σ = 2400888. Its totient is φ = 2057880.

The previous prime is 2229379. The next prime is 2229389. The reversal of 2229383 is 3839222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2229383 - 22 = 2229379 is a prime.

It is a d-powerful number, because it can be written as 29 + 217 + 221 + 92 + 33 + 83 + 33 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2229389) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 85733 + ... + 85758.

It is an arithmetic number, because the mean of its divisors is an integer number (600222).

22229383 is an apocalyptic number.

2229383 is a deficient number, since it is larger than the sum of its proper divisors (171505).

2229383 is a wasteful number, since it uses less digits than its factorization.

2229383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171504.

The product of its digits is 5184, while the sum is 29.

The square root of 2229383 is about 1493.1118511351. Note that the first 3 decimals coincide. The cubic root of 2229383 is about 130.6356052377.

The spelling of 2229383 in words is "two million, two hundred twenty-nine thousand, three hundred eighty-three".

Divisors: 1 13 171491 2229383