[go: up one dir, main page]

Search a number
-
+
348229 = 749747
BaseRepresentation
bin1010101000001000101
3122200200101
41111001011
542120404
611244101
72650150
oct1250105
9580611
10348229
112186a2
12149631
13c266b
1490c97
156d2a4
hex55045

348229 has 4 divisors (see below), whose sum is σ = 397984. Its totient is φ = 298476.

The previous prime is 348221. The next prime is 348239. The reversal of 348229 is 922843.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 922843 = 9111013.

It is a cyclic number.

It is not a de Polignac number, because 348229 - 23 = 348221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 348197 and 348206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24867 + ... + 24880.

It is an arithmetic number, because the mean of its divisors is an integer number (99496).

2348229 is an apocalyptic number.

It is an amenable number.

348229 is a deficient number, since it is larger than the sum of its proper divisors (49755).

348229 is an equidigital number, since it uses as much as digits as its factorization.

348229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49754.

The product of its digits is 3456, while the sum is 28.

The square root of 348229 is about 590.1093119075. The cubic root of 348229 is about 70.3539218319.

The spelling of 348229 in words is "three hundred forty-eight thousand, two hundred twenty-nine".

Divisors: 1 7 49747 348229