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788231 is a prime number
BaseRepresentation
bin11000000011100000111
31111001020202
43000130013
5200210411
624521115
76462023
oct3003407
91431222
10788231
11499234
1232019b
13217a12
14167383
1510883b
hexc0707

788231 has 2 divisors, whose sum is σ = 788232. Its totient is φ = 788230.

The previous prime is 788213. The next prime is 788261. The reversal of 788231 is 132887.

Together with previous prime (788213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (132887) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 788231 - 26 = 788167 is a prime.

It is a super-2 number, since 2×7882312 = 1242616218722, which contains 22 as substring.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 788194 and 788203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (788261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 394115 + 394116.

It is an arithmetic number, because the mean of its divisors is an integer number (394116).

2788231 is an apocalyptic number.

788231 is a deficient number, since it is larger than the sum of its proper divisors (1).

788231 is an equidigital number, since it uses as much as digits as its factorization.

788231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 29.

The square root of 788231 is about 887.8237437690. The cubic root of 788231 is about 92.3743021182.

The spelling of 788231 in words is "seven hundred eighty-eight thousand, two hundred thirty-one".