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241243 = 1912697
BaseRepresentation
bin111010111001011011
3110020220221
4322321123
530204433
65100511
72023222
oct727133
9406827
10241243
11155282
12b7737
1385a62
1463cb9
154b72d
hex3ae5b

241243 has 4 divisors (see below), whose sum is σ = 253960. Its totient is φ = 228528.

The previous prime is 241229. The next prime is 241249. The reversal of 241243 is 342142.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-241243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (241249) 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, 6330 + ... + 6367.

It is an arithmetic number, because the mean of its divisors is an integer number (63490).

2241243 is an apocalyptic number.

241243 is a deficient number, since it is larger than the sum of its proper divisors (12717).

241243 is a wasteful number, since it uses less digits than its factorization.

241243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12716.

The product of its digits is 192, while the sum is 16.

The square root of 241243 is about 491.1649417456. The cubic root of 241243 is about 62.2517512666.

Adding to 241243 its reverse (342142), we get a palindrome (583385).

It can be divided in two parts, 241 and 243, that added together give a palindrome (484).

The spelling of 241243 in words is "two hundred forty-one thousand, two hundred forty-three", and thus it is an iban number.

Divisors: 1 19 12697 241243