Search a number
-
+
131314 = 265657
BaseRepresentation
bin100000000011110010
320200010111
4200003302
513200224
62451534
71054561
oct400362
9220114
10131314
118a727
1263baa
1347a01
1435bd8
1528d94
hex200f2

131314 has 4 divisors (see below), whose sum is σ = 196974. Its totient is φ = 65656.

The previous prime is 131311. The next prime is 131317. The reversal of 131314 is 413131.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 413131 = 1273253.

It is an interprime number because it is at equal distance from previous prime (131311) and next prime (131317).

It can be written as a sum of positive squares in only one way, i.e., 71289 + 60025 = 267^2 + 245^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 131294 and 131303.

It is not an unprimeable number, because it can be changed into a prime (131311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32827 + ... + 32830.

2131314 is an apocalyptic number.

131314 is a deficient number, since it is larger than the sum of its proper divisors (65660).

131314 is an equidigital number, since it uses as much as digits as its factorization.

131314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65659.

The product of its digits is 36, while the sum is 13.

The square root of 131314 is about 362.3727362813. The cubic root of 131314 is about 50.8280767355.

Adding to 131314 its reverse (413131), we get a palindrome (544445).

The spelling of 131314 in words is "one hundred thirty-one thousand, three hundred fourteen".

Divisors: 1 2 65657 131314