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434014687 = 1559278393
BaseRepresentation
bin11001110111101…
…000100111011111
31010020200020020001
4121313220213133
51342101432222
6111022235131
713520030641
oct3167504737
91106606201
10434014687
11202a98727
12101425aa7
136bbc0a32
14418da891
1528181e27
hex19de89df

434014687 has 4 divisors (see below), whose sum is σ = 434294640. Its totient is φ = 433734736.

The previous prime is 434014673. The next prime is 434014697. The reversal of 434014687 is 786410434.

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

It is a cyclic number.

It is not a de Polignac number, because 434014687 - 211 = 434012639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434014697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 137638 + ... + 140755.

It is an arithmetic number, because the mean of its divisors is an integer number (108573660).

Almost surely, 2434014687 is an apocalyptic number.

434014687 is a deficient number, since it is larger than the sum of its proper divisors (279953).

434014687 is a wasteful number, since it uses less digits than its factorization.

434014687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 279952.

The product of its (nonzero) digits is 64512, while the sum is 37.

The square root of 434014687 is about 20833.0191522976. The cubic root of 434014687 is about 757.1259682632.

The spelling of 434014687 in words is "four hundred thirty-four million, fourteen thousand, six hundred eighty-seven".

Divisors: 1 1559 278393 434014687