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434432243 = 7587105727
BaseRepresentation
bin11001111001001…
…110100011110011
31010021110110000002
4121321032203303
51342203312433
6111035220215
713523420210
oct3171164363
91107413002
10434432243
11203253413
121015a766b
136c008acb
14419a8b07
15282159e8
hex19e4e8f3

434432243 has 8 divisors (see below), whose sum is σ = 497344512. Its totient is φ = 371732616.

The previous prime is 434432227. The next prime is 434432261. The reversal of 434432243 is 342234434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 434432243 - 24 = 434432227 is a prime.

It is a super-2 number, since 2×4344322432 = 377462747516022098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (434432293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48755 + ... + 56972.

It is an arithmetic number, because the mean of its divisors is an integer number (62168064).

Almost surely, 2434432243 is an apocalyptic number.

434432243 is a deficient number, since it is larger than the sum of its proper divisors (62912269).

434432243 is a wasteful number, since it uses less digits than its factorization.

434432243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106321.

The product of its digits is 27648, while the sum is 29.

The square root of 434432243 is about 20843.0382382224. The cubic root of 434432243 is about 757.3686951953.

Adding to 434432243 its reverse (342234434), we get a palindrome (776666677).

The spelling of 434432243 in words is "four hundred thirty-four million, four hundred thirty-two thousand, two hundred forty-three".

Divisors: 1 7 587 4109 105727 740089 62061749 434432243