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2280797 = 6733389
BaseRepresentation
bin1000101100110101011101
311021212122222
420230311131
51040441142
6120515125
725246361
oct10546535
94255588
102280797
111318662
1291baa5
1361b1ac
144352a1
15300bd2
hex22cd5d

2280797 has 4 divisors (see below), whose sum is σ = 2284860. Its totient is φ = 2276736.

The previous prime is 2280767. The next prime is 2280823. The reversal of 2280797 is 7970822.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1623076 + 657721 = 1274^2 + 811^2 .

It is a cyclic number.

It is not a de Polignac number, because 2280797 - 210 = 2279773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2280767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1022 + ... + 2367.

It is an arithmetic number, because the mean of its divisors is an integer number (571215).

22280797 is an apocalyptic number.

It is an amenable number.

2280797 is a deficient number, since it is larger than the sum of its proper divisors (4063).

2280797 is an equidigital number, since it uses as much as digits as its factorization.

2280797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062.

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

The square root of 2280797 is about 1510.2307770669. The cubic root of 2280797 is about 131.6322215795.

The spelling of 2280797 in words is "two million, two hundred eighty thousand, seven hundred ninety-seven".

Divisors: 1 673 3389 2280797