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434105 = 5779157
BaseRepresentation
bin1101001111110111001
3211001110222
41221332321
5102342410
613145425
73455420
oct1517671
9731428
10434105
11277171
1218b275
13122789
14b42b7
1588955
hex69fb9

434105 has 16 divisors (see below), whose sum is σ = 606720. Its totient is φ = 292032.

The previous prime is 434087. The next prime is 434107. The reversal of 434105 is 501434.

It is a cyclic number.

It is not a de Polignac number, because 434105 - 212 = 430009 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (434107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2687 + ... + 2843.

It is an arithmetic number, because the mean of its divisors is an integer number (37920).

2434105 is an apocalyptic number.

It is an amenable number.

434105 is a deficient number, since it is larger than the sum of its proper divisors (172615).

434105 is a wasteful number, since it uses less digits than its factorization.

434105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 434105 is about 658.8664508077. The cubic root of 434105 is about 75.7178480753.

Adding to 434105 its reverse (501434), we get a palindrome (935539).

The spelling of 434105 in words is "four hundred thirty-four thousand, one hundred five".

Divisors: 1 5 7 35 79 157 395 553 785 1099 2765 5495 12403 62015 86821 434105