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424141 = 1972153
BaseRepresentation
bin1100111100011001101
3210112210221
41213203031
5102033031
613031341
73414364
oct1474315
9715727
10424141
1126a733
12185551
1311b093
14b07db
1585a11
hex678cd

424141 has 4 divisors (see below), whose sum is σ = 426492. Its totient is φ = 421792.

The previous prime is 424139. The next prime is 424147. The reversal of 424141 is 141424.

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

It can be written as a sum of positive squares in 2 ways, for example, as 240100 + 184041 = 490^2 + 429^2 .

It is a cyclic number.

It is not a de Polignac number, because 424141 - 21 = 424139 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424147) 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, 880 + ... + 1273.

It is an arithmetic number, because the mean of its divisors is an integer number (106623).

2424141 is an apocalyptic number.

It is an amenable number.

424141 is a deficient number, since it is larger than the sum of its proper divisors (2351).

424141 is a wasteful number, since it uses less digits than its factorization.

424141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2350.

The product of its digits is 128, while the sum is 16.

The square root of 424141 is about 651.2610843586. The cubic root of 424141 is about 75.1340417761.

Adding to 424141 its reverse (141424), we get a palindrome (565565).

It can be divided in two parts, 424 and 141, that added together give a palindrome (565).

The spelling of 424141 in words is "four hundred twenty-four thousand, one hundred forty-one", and thus it is an iban number.

Divisors: 1 197 2153 424141