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40683 = 371191
BaseRepresentation
bin1001111011101011
32001210210
421323223
52300213
6512203
7226416
oct117353
961723
1040683
1128625
121b663
1315696
1410b7d
15c0c3
hex9eeb

40683 has 8 divisors (see below), whose sum is σ = 55296. Its totient is φ = 26600.

The previous prime is 40639. The next prime is 40693. The reversal of 40683 is 38604.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40683 - 28 = 40427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118 + ... + 308.

It is an arithmetic number, because the mean of its divisors is an integer number (6912).

240683 is an apocalyptic number.

40683 is a deficient number, since it is larger than the sum of its proper divisors (14613).

40683 is a wasteful number, since it uses less digits than its factorization.

40683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 40683 is about 201.7002726820. The cubic root of 40683 is about 34.3930736911.

Adding to 40683 its sum of digits (21), we get a palindrome (40704).

The spelling of 40683 in words is "forty thousand, six hundred eighty-three".

Divisors: 1 3 71 191 213 573 13561 40683