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34543430345 = 510963382441
BaseRepresentation
bin100000001010111100…
…101110101011001001
310022011101120002010002
4200022330232223021
51031221104232340
623511413332345
72332006212314
oct401274565311
9108141502102
1034543430345
1113716958546
1268406370b5
133346766918
141959a1b97b
15d72945715
hex80af2eac9

34543430345 has 8 divisors (see below), whose sum is σ = 41832411720. Its totient is φ = 27381214080.

The previous prime is 34543430309. The next prime is 34543430401. The reversal of 34543430345 is 54303434543.

It can be written as a sum of positive squares in 4 ways, for example, as 10703143936 + 23840286409 = 103456^2 + 154403^2 .

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

It is not a de Polignac number, because 34543430345 - 218 = 34543168201 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 34543430299 and 34543430308.

It is an unprimeable number.

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, 31690676 + ... + 31691765.

It is an arithmetic number, because the mean of its divisors is an integer number (5229051465).

Almost surely, 234543430345 is an apocalyptic number.

It is an amenable number.

34543430345 is a deficient number, since it is larger than the sum of its proper divisors (7288981375).

34543430345 is a wasteful number, since it uses less digits than its factorization.

34543430345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63382555.

The product of its (nonzero) digits is 518400, while the sum is 38.

Adding to 34543430345 its reverse (54303434543), we get a palindrome (88846864888).

The spelling of 34543430345 in words is "thirty-four billion, five hundred forty-three million, four hundred thirty thousand, three hundred forty-five".

Divisors: 1 5 109 545 63382441 316912205 6908686069 34543430345