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29197 = 74397
BaseRepresentation
bin111001000001101
31111001101
413020031
51413242
6343101
7151060
oct71015
944041
1029197
111aa33
1214a91
131039c
14a8d7
1589b7
hex720d

29197 has 8 divisors (see below), whose sum is σ = 34496. Its totient is φ = 24192.

The previous prime is 29191. The next prime is 29201. The reversal of 29197 is 79192.

It can be divided in two parts, 2919 and 7, that added together give a triangular number (2926 = T76).

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

It is a de Polignac number, because none of the positive numbers 2k-29197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29191) 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 7 ways as a sum of consecutive naturals, for example, 253 + ... + 349.

It is an arithmetic number, because the mean of its divisors is an integer number (4312).

229197 is an apocalyptic number.

It is an amenable number.

29197 is a deficient number, since it is larger than the sum of its proper divisors (5299).

29197 is an equidigital number, since it uses as much as digits as its factorization.

29197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147.

The product of its digits is 1134, while the sum is 28.

The square root of 29197 is about 170.8712965948. The cubic root of 29197 is about 30.7925798733.

The spelling of 29197 in words is "twenty-nine thousand, one hundred ninety-seven".

Divisors: 1 7 43 97 301 679 4171 29197