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29317 = 191543
BaseRepresentation
bin111001010000101
31111012211
413022011
51414232
6343421
7151321
oct71205
944184
1029317
1120032
1214b71
1310462
14a981
158a47
hex7285

29317 has 4 divisors (see below), whose sum is σ = 30880. Its totient is φ = 27756.

The previous prime is 29311. The next prime is 29327. The reversal of 29317 is 71392.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-29317 is a prime.

It is a cake number, because a cake can be divided into 29317 parts by 56 planar cuts.

It is a Duffinian number.

29317 is a lucky number.

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29311) 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, 753 + ... + 790.

It is an arithmetic number, because the mean of its divisors is an integer number (7720).

229317 is an apocalyptic number.

It is an amenable number.

29317 is a deficient number, since it is larger than the sum of its proper divisors (1563).

29317 is a wasteful number, since it uses less digits than its factorization.

29317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1562.

The product of its digits is 378, while the sum is 22.

The square root of 29317 is about 171.2220780157. Note that the first 3 decimals coincide. The cubic root of 29317 is about 30.8347081604.

The spelling of 29317 in words is "twenty-nine thousand, three hundred seventeen".

Divisors: 1 19 1543 29317