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34208049865 = 5111135504111
BaseRepresentation
bin11111110110111101…
…010110101011001001
310021022000110222120211
4133312331112223021
51030024230043430
623414233121121
72320464424543
oct376675265311
9107260428524
1034208049865
11135646091a0
1267682591a1
1332c212bb32
141927278693
15d5329872a
hex7f6f56ac9

34208049865 has 16 divisors (see below), whose sum is σ = 45177751296. Its totient is φ = 24658412800.

The previous prime is 34208049853. The next prime is 34208049881. The reversal of 34208049865 is 56894080243.

It is not a de Polignac number, because 34208049865 - 25 = 34208049833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2745841 + ... + 2758270.

It is an arithmetic number, because the mean of its divisors is an integer number (2823609456).

Almost surely, 234208049865 is an apocalyptic number.

It is an amenable number.

34208049865 is a deficient number, since it is larger than the sum of its proper divisors (10969701431).

34208049865 is a wasteful number, since it uses less digits than its factorization.

34208049865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5504240.

The product of its (nonzero) digits is 1658880, while the sum is 49.

The spelling of 34208049865 in words is "thirty-four billion, two hundred eight million, forty-nine thousand, eight hundred sixty-five".

Divisors: 1 5 11 55 113 565 1243 6215 5504111 27520555 60545221 302726105 621964543 3109822715 6841609973 34208049865