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67340707340 = 2258394013153
BaseRepresentation
bin111110101101110100…
…011010011000001100
320102211002102101010212
4332231310122120030
52100403210113330
650534053021552
74602523365554
oct765564323014
9212732371125
1067340707340
112661708a145
12110743248b8
1364725146ba
14338b77c164
151b41e1c295
hexfadd1a60c

67340707340 has 24 divisors (see below), whose sum is σ = 141584073120. Its totient is φ = 26904171008.

The previous prime is 67340707337. The next prime is 67340707349. The reversal of 67340707340 is 4370704376.

It is not an unprimeable number, because it can be changed into a prime (67340707349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1989797 + ... + 2023356.

It is an arithmetic number, because the mean of its divisors is an integer number (5899336380).

Almost surely, 267340707340 is an apocalyptic number.

It is an amenable number.

67340707340 is an abundant number, since it is smaller than the sum of its proper divisors (74243365780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67340707340 is a wasteful number, since it uses less digits than its factorization.

67340707340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4014001 (or 4013999 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 41.

The spelling of 67340707340 in words is "sixty-seven billion, three hundred forty million, seven hundred seven thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 839 1678 3356 4195 8390 16780 4013153 8026306 16052612 20065765 40131530 80263060 3367035367 6734070734 13468141468 16835176835 33670353670 67340707340