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244042 = 2122021
BaseRepresentation
bin111011100101001010
3110101202121
4323211022
530302132
65121454
72034331
oct734512
9411677
10244042
11157397
12b928a
1387106
1464d18
154c497
hex3b94a

244042 has 4 divisors (see below), whose sum is σ = 366066. Its totient is φ = 122020.

The previous prime is 244033. The next prime is 244043. The reversal of 244042 is 240442.

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

It can be written as a sum of positive squares in only one way, i.e., 221841 + 22201 = 471^2 + 149^2 .

It is not an unprimeable number, because it can be changed into a prime (244043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61009 + ... + 61012.

2244042 is an apocalyptic number.

244042 is a deficient number, since it is larger than the sum of its proper divisors (122024).

244042 is a wasteful number, since it uses less digits than its factorization.

244042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122023.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 244042 is about 494.0060728372. The cubic root of 244042 is about 62.4915828665.

Adding to 244042 its reverse (240442), we get a palindrome (484484).

Subtracting from 244042 its reverse (240442), we obtain a square (3600 = 602).

It can be divided in two parts, 2 and 44042, that added together give a palindrome (44044).

The spelling of 244042 in words is "two hundred forty-four thousand, forty-two", and thus it is an iban number.

Divisors: 1 2 122021 244042