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434154427 = 7193264319
BaseRepresentation
bin11001111000001…
…010101110111011
31010020221022220121
4121320022232323
51342120420202
6111025234111
713521152230
oct3170125673
91106838817
10434154427
11203083713
12101492937
136bc3c515
1441935787
15281ad537
hex19e0abbb

434154427 has 8 divisors (see below), whose sum is σ = 522291200. Its totient is φ = 352546344.

The previous prime is 434154367. The next prime is 434154467. The reversal of 434154427 is 724451434.

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 434154427 - 27 = 434154299 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 434154392 and 434154401.

It is not an unprimeable number, because it can be changed into a prime (434154467) 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, 1632027 + ... + 1632292.

It is an arithmetic number, because the mean of its divisors is an integer number (65286400).

Almost surely, 2434154427 is an apocalyptic number.

434154427 is a deficient number, since it is larger than the sum of its proper divisors (88136773).

434154427 is a wasteful number, since it uses less digits than its factorization.

434154427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3264345.

The product of its digits is 53760, while the sum is 34.

The square root of 434154427 is about 20836.3726929617. The cubic root of 434154427 is about 757.2072169959.

The spelling of 434154427 in words is "four hundred thirty-four million, one hundred fifty-four thousand, four hundred twenty-seven".

Divisors: 1 7 19 133 3264319 22850233 62022061 434154427