Search a number
-
+
379243 = 478069
BaseRepresentation
bin1011100100101101011
3201021020001
41130211223
544113433
612043431
73136444
oct1344553
9637201
10379243
11239a27
12163577
13103807
149c2cb
157757d
hex5c96b

379243 has 4 divisors (see below), whose sum is σ = 387360. Its totient is φ = 371128.

The previous prime is 379207. The next prime is 379273. The reversal of 379243 is 342973.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 342973 = 675119.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-379243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (379273) 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, 3988 + ... + 4081.

It is an arithmetic number, because the mean of its divisors is an integer number (96840).

2379243 is an apocalyptic number.

379243 is a deficient number, since it is larger than the sum of its proper divisors (8117).

379243 is an equidigital number, since it uses as much as digits as its factorization.

379243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8116.

The product of its digits is 4536, while the sum is 28.

The square root of 379243 is about 615.8270861208. The cubic root of 379243 is about 72.3834353606.

The spelling of 379243 in words is "three hundred seventy-nine thousand, two hundred forty-three".

Divisors: 1 47 8069 379243