Search a number
-
+
2276 = 22569
BaseRepresentation
bin100011100100
310010022
4203210
533101
614312
76431
oct4344
93108
102276
11178a
121398
131061
14b88
15a1b
hex8e4

2276 has 6 divisors (see below), whose sum is σ = 3990. Its totient is φ = 1136.

The previous prime is 2273. The next prime is 2281. The reversal of 2276 is 6722.

Adding to 2276 its reverse (6722), we get a palindrome (8998).

It can be written as a sum of positive squares in only one way, i.e., 1600 + 676 = 40^2 + 26^2 .

It is a plaindrome in base 11.

It is a nialpdrome in base 7 and base 14.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 2276.

It is not an unprimeable number, because it can be changed into a prime (2273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 281 + ... + 288.

It is an arithmetic number, because the mean of its divisors is an integer number (665).

22276 is an apocalyptic number.

2276 is the 26-th centered heptagonal number.

It is an amenable number.

2276 is a deficient number, since it is larger than the sum of its proper divisors (1714).

2276 is a wasteful number, since it uses less digits than its factorization.

2276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 573 (or 571 counting only the distinct ones).

The product of its digits is 168, while the sum is 17.

The square root of 2276 is about 47.7074417675. The cubic root of 2276 is about 13.1539873310.

The spelling of 2276 in words is "two thousand, two hundred seventy-six".

Divisors: 1 2 4 569 1138 2276