Search a number
-
+
314987 = 2411307
BaseRepresentation
bin1001100111001101011
3121000002012
41030321223
540034422
610430135
72451221
oct1147153
9530065
10314987
111a5722
1213234b
13b04aa
1482b11
15634e2
hex4ce6b

314987 has 4 divisors (see below), whose sum is σ = 316536. Its totient is φ = 313440.

The previous prime is 314983. The next prime is 314989. The reversal of 314987 is 789413.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 789413 = 839511.

It is a cyclic number.

It is not a de Polignac number, because 314987 - 22 = 314983 is a prime.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 314987.

It is not an unprimeable number, because it can be changed into a prime (314983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413 + ... + 894.

It is an arithmetic number, because the mean of its divisors is an integer number (79134).

2314987 is an apocalyptic number.

314987 is a deficient number, since it is larger than the sum of its proper divisors (1549).

314987 is a wasteful number, since it uses less digits than its factorization.

314987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1548.

The product of its digits is 6048, while the sum is 32.

The square root of 314987 is about 561.2370265761. The cubic root of 314987 is about 68.0399851340.

The spelling of 314987 in words is "three hundred fourteen thousand, nine hundred eighty-seven".

Divisors: 1 241 1307 314987