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134249 = 1753149
BaseRepresentation
bin100000110001101001
320211011012
4200301221
513243444
62513305
71066253
oct406151
9224135
10134249
1191955
1265835
134914b
1436cd3
1529b9e
hex20c69

134249 has 8 divisors (see below), whose sum is σ = 145800. Its totient is φ = 123136.

The previous prime is 134243. The next prime is 134257. The reversal of 134249 is 942431.

It can be written as a sum of positive squares in 4 ways, for example, as 24025 + 110224 = 155^2 + 332^2 .

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 134249 - 28 = 133993 is a prime.

It is a d-powerful number, because it can be written as 1 + 37 + 217 + 4 + 44 + 93 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134243) 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, 827 + ... + 975.

It is an arithmetic number, because the mean of its divisors is an integer number (18225).

2134249 is an apocalyptic number.

It is an amenable number.

134249 is a deficient number, since it is larger than the sum of its proper divisors (11551).

134249 is a wasteful number, since it uses less digits than its factorization.

134249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219.

The product of its digits is 864, while the sum is 23.

The square root of 134249 is about 366.4000545851. The cubic root of 134249 is about 51.2039761316.

It can be divided in two parts, 134 and 249, that added together give a palindrome (383).

The spelling of 134249 in words is "one hundred thirty-four thousand, two hundred forty-nine".

Divisors: 1 17 53 149 901 2533 7897 134249