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67016068 = 2272393431
BaseRepresentation
bin1111111110100…
…1010110000100
311200002202202121
43333221112010
5114124003233
610352215324
71442425060
oct377512604
9150082677
1067016068
1134913189
121a53a544
1310b655a2
148c86aa0
155d3b92d
hex3fe9584

67016068 has 12 divisors (see below), whose sum is σ = 134032192. Its totient is φ = 28721160.

The previous prime is 67016041. The next prime is 67016069. The reversal of 67016068 is 86061076.

67016068 is an admirable number.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (67016069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1196688 + ... + 1196743.

Almost surely, 267016068 is an apocalyptic number.

It is an amenable number.

67016068 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

67016068 is a wasteful number, since it uses less digits than its factorization.

67016068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2393442 (or 2393440 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 67016068 is about 8186.3342223489. The cubic root of 67016068 is about 406.1872755862.

It can be divided in two parts, 6701 and 6068, that added together give a square (12769 = 1132).

The spelling of 67016068 in words is "sixty-seven million, sixteen thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 2393431 4786862 9573724 16754017 33508034 67016068