Search a number
BaseRepresentation
bin1110010101100
3101001212
41302230
5213330
653552
730254
oct16254
911055
107340
115573
1242b8
133458
142964
152295
hex1cac

7340 has 12 divisors (see below), whose sum is σ = 15456. Its totient is φ = 2928.

The previous prime is 7333. The next prime is 7349. The reversal of 7340 is 437.

Adding to 7340 its reverse (437), we get a palindrome (7777).

Subtracting from 7340 its reverse (437), we obtain a triangular number (6903 = T117).

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (7349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164 + ... + 203.

It is an arithmetic number, because the mean of its divisors is an integer number (1288).

27340 is an apocalyptic number.

It is an amenable number.

7340 is an abundant number, since it is smaller than the sum of its proper divisors (8116).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7728).

7340 is a wasteful number, since it uses less digits than its factorization.

7340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 14.

The square root of 7340 is about 85.6737999624. The cubic root of 7340 is about 19.4341411779.

The spelling of 7340 in words is "seven thousand, three hundred forty", and thus it is an iban number.

Divisors: 1 2 4 5 10 20 367 734 1468 1835 3670 7340