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2260807 = 6413527
BaseRepresentation
bin1000100111111101000111
311020212020121
420213331013
51034321212
6120242411
725134163
oct10477507
94225217
102260807
11130463a
12910407
13612073
1442bca3
152e9d07
hex227f47

2260807 has 4 divisors (see below), whose sum is σ = 2264976. Its totient is φ = 2256640.

The previous prime is 2260801. The next prime is 2260823. The reversal of 2260807 is 7080622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7080622 = 23540311.

It is a cyclic number.

It is not a de Polignac number, because 2260807 - 219 = 1736519 is a prime.

It is a super-3 number, since 3×22608073 = 34666637746781333829, which contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1123 + ... + 2404.

It is an arithmetic number, because the mean of its divisors is an integer number (566244).

22260807 is an apocalyptic number.

2260807 is a deficient number, since it is larger than the sum of its proper divisors (4169).

2260807 is an equidigital number, since it uses as much as digits as its factorization.

2260807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4168.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2260807 is about 1503.5980180886. The cubic root of 2260807 is about 131.2465299158.

The spelling of 2260807 in words is "two million, two hundred sixty thousand, eight hundred seven".

Divisors: 1 641 3527 2260807