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67342020208 = 246196799477
BaseRepresentation
bin111110101101111001…
…011010111001110000
320102211011220002001121
4332231321122321300
52100404024121313
650534141112024
74602540504301
oct765571327160
9212734802047
1067342020208
11266178a6561
1211074858614
136472884148
14338ba007a8
151b420cb28d
hexfade5ae70

67342020208 has 20 divisors (see below), whose sum is σ = 130685967160. Its totient is φ = 33616609344.

The previous prime is 67342020167. The next prime is 67342020217. The reversal of 67342020208 is 80202024376.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3389835 + ... + 3409642.

It is an arithmetic number, because the mean of its divisors is an integer number (6534298358).

Almost surely, 267342020208 is an apocalyptic number.

It is an amenable number.

67342020208 is a deficient number, since it is larger than the sum of its proper divisors (63343946952).

67342020208 is a wasteful number, since it uses less digits than its factorization.

67342020208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6800104 (or 6800098 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 34.

The spelling of 67342020208 in words is "sixty-seven billion, three hundred forty-two million, twenty thousand, two hundred eight".

Divisors: 1 2 4 8 16 619 1238 2476 4952 9904 6799477 13598954 27197908 54395816 108791632 4208876263 8417752526 16835505052 33671010104 67342020208