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314231 = 1512081
BaseRepresentation
bin1001100101101110111
3120222001012
41030231313
540023411
610422435
72446061
oct1145567
9528035
10314231
111a50a5
12131a1b
13b0048
1482731
156318b
hex4cb77

314231 has 4 divisors (see below), whose sum is σ = 316464. Its totient is φ = 312000.

The previous prime is 314227. The next prime is 314233. The reversal of 314231 is 132413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 132413 = 177789.

It is a cyclic number.

It is not a de Polignac number, because 314231 - 22 = 314227 is a prime.

It is a super-2 number, since 2×3142312 = 197482242722, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 314231.

It is not an unprimeable number, because it can be changed into a prime (314233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890 + ... + 1191.

It is an arithmetic number, because the mean of its divisors is an integer number (79116).

2314231 is an apocalyptic number.

314231 is a deficient number, since it is larger than the sum of its proper divisors (2233).

314231 is a wasteful number, since it uses less digits than its factorization.

314231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2232.

The product of its digits is 72, while the sum is 14.

The square root of 314231 is about 560.5631097388. The cubic root of 314231 is about 67.9855072920.

Adding to 314231 its reverse (132413), we get a palindrome (446644).

It can be divided in two parts, 314 and 231, that added together give a palindrome (545).

The spelling of 314231 in words is "three hundred fourteen thousand, two hundred thirty-one".

Divisors: 1 151 2081 314231