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5282681 = 12974073
BaseRepresentation
bin10100001001101101111001
3100221101110212
4110021231321
52323021211
6305120505
762621255
oct24115571
910841425
105282681
112a88a58
121929135
13112c661
149b7265
156e538b
hex509b79

5282681 has 4 divisors (see below), whose sum is σ = 5288052. Its totient is φ = 5277312.

The previous prime is 5282677. The next prime is 5282689. The reversal of 5282681 is 1862825.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 3367225 + 1915456 = 1835^2 + 1384^2 .

It is a cyclic number.

It is not a de Polignac number, because 5282681 - 22 = 5282677 is a prime.

It is a super-2 number, since 2×52826812 = 55813437095522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5282689) 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, 740 + ... + 3333.

It is an arithmetic number, because the mean of its divisors is an integer number (1322013).

Almost surely, 25282681 is an apocalyptic number.

It is an amenable number.

5282681 is a deficient number, since it is larger than the sum of its proper divisors (5371).

5282681 is a wasteful number, since it uses less digits than its factorization.

5282681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5370.

The product of its digits is 7680, while the sum is 32.

The square root of 5282681 is about 2298.4083623238. The cubic root of 5282681 is about 174.1612215153.

The spelling of 5282681 in words is "five million, two hundred eighty-two thousand, six hundred eighty-one".

Divisors: 1 1297 4073 5282681