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67379268 = 22311510449
BaseRepresentation
bin1000000010000…
…10000001000100
311200210012222110
410001002001010
5114222114033
610404101020
71445500005
oct401020104
9150705873
1067379268
1135041050
121a694770
1310c619b8
148d3d1ac
155dae363
hex4042044

67379268 has 24 divisors (see below), whose sum is σ = 171511200. Its totient is φ = 20417920.

The previous prime is 67379243. The next prime is 67379281. The reversal of 67379268 is 86297376.

67379268 is nontrivially palindromic in base 8.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255093 + ... + 255356.

It is an arithmetic number, because the mean of its divisors is an integer number (7146300).

Almost surely, 267379268 is an apocalyptic number.

It is an amenable number.

67379268 is an abundant number, since it is smaller than the sum of its proper divisors (104131932).

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

67379268 is a wasteful number, since it uses less digits than its factorization.

67379268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510467 (or 510465 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The square root of 67379268 is about 8208.4875586188. The cubic root of 67379268 is about 406.9197442304.

The spelling of 67379268 in words is "sixty-seven million, three hundred seventy-nine thousand, two hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 66 132 510449 1020898 1531347 2041796 3062694 5614939 6125388 11229878 16844817 22459756 33689634 67379268