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34210066445 = 512895308001
BaseRepresentation
bin11111110111000101…
…000011000000001101
310021022011021102210222
4133313011003000031
51030030234111240
623414344241125
72320520524022
oct376705030015
9107264242728
1034210066445
1113565766295
126768a701a5
1332c2686989
141927641549
15d53545eb5
hex7f714300d

34210066445 has 8 divisors (see below), whose sum is σ = 41083935480. Its totient is φ = 27346816000.

The previous prime is 34210066417. The next prime is 34210066493. The reversal of 34210066445 is 54466001243.

It can be written as a sum of positive squares in 4 ways, for example, as 12981867844 + 21228198601 = 113938^2 + 145699^2 .

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

It is not a de Polignac number, because 34210066445 - 218 = 34209804301 is a prime.

It is a congruent number.

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, 2647556 + ... + 2660445.

It is an arithmetic number, because the mean of its divisors is an integer number (5135491935).

Almost surely, 234210066445 is an apocalyptic number.

It is an amenable number.

34210066445 is a deficient number, since it is larger than the sum of its proper divisors (6873869035).

34210066445 is a wasteful number, since it uses less digits than its factorization.

34210066445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5309295.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 34210066445 its reverse (54466001243), we get a palindrome (88676067688).

The spelling of 34210066445 in words is "thirty-four billion, two hundred ten million, sixty-six thousand, four hundred forty-five".

Divisors: 1 5 1289 6445 5308001 26540005 6842013289 34210066445