Search a number
-
+
2280977 is a prime number
BaseRepresentation
bin1000101100111000010001
311021212220122
420230320101
51040442402
6120520025
725250036
oct10547021
94255818
102280977
111318806
12920015
1361b2ba
1443538d
15300ca2
hex22ce11

2280977 has 2 divisors, whose sum is σ = 2280978. Its totient is φ = 2280976.

The previous prime is 2280959. The next prime is 2280983. The reversal of 2280977 is 7790822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2193361 + 87616 = 1481^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 2280977 - 214 = 2264593 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2280917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1140488 + 1140489.

It is an arithmetic number, because the mean of its divisors is an integer number (1140489).

22280977 is an apocalyptic number.

It is an amenable number.

2280977 is a deficient number, since it is larger than the sum of its proper divisors (1).

2280977 is an equidigital number, since it uses as much as digits as its factorization.

2280977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 2280977 is about 1510.2903694323. The cubic root of 2280977 is about 131.6356842838.

The spelling of 2280977 in words is "two million, two hundred eighty thousand, nine hundred seventy-seven".