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131314341 = 3173896619
BaseRepresentation
bin1111101001110…
…11001010100101
3100011002110102010
413310323022211
5232104024331
621010304433
73153103434
oct764731245
9304073363
10131314341
116813a454
1237b88119
1321288ac2
141362311b
15b7dce46
hex7d3b2a5

131314341 has 16 divisors (see below), whose sum is σ = 185889600. Its totient is φ = 82169088.

The previous prime is 131314333. The next prime is 131314361. The reversal of 131314341 is 143413131.

It is not a de Polignac number, because 131314341 - 23 = 131314333 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131314321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16530 + ... + 23148.

It is an arithmetic number, because the mean of its divisors is an integer number (11618100).

Almost surely, 2131314341 is an apocalyptic number.

It is an amenable number.

131314341 is a deficient number, since it is larger than the sum of its proper divisors (54575259).

131314341 is a wasteful number, since it uses less digits than its factorization.

131314341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7028.

The product of its digits is 432, while the sum is 21.

The square root of 131314341 is about 11459.2469647879. The cubic root of 131314341 is about 508.2812073278.

Adding to 131314341 its reverse (143413131), we get a palindrome (274727472).

The spelling of 131314341 in words is "one hundred thirty-one million, three hundred fourteen thousand, three hundred forty-one".

Divisors: 1 3 17 51 389 1167 6613 6619 19839 19857 112523 337569 2574791 7724373 43771447 131314341