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68767372 = 2217191843
BaseRepresentation
bin1000001100101…
…00111010001100
311210101202002201
410012110322030
5120101023442
610453531244
71463340652
oct406247214
9153352081
1068767372
11358a9a43
121b043b24
131132976b
1491c0dd2
1560857b7
hex4194e8c

68767372 has 6 divisors (see below), whose sum is σ = 120342908. Its totient is φ = 34383684.

The previous prime is 68767357. The next prime is 68767379. The reversal of 68767372 is 27376786.

It is not an unprimeable number, because it can be changed into a prime (68767379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8595918 + ... + 8595925.

Almost surely, 268767372 is an apocalyptic number.

It is an amenable number.

68767372 is a deficient number, since it is larger than the sum of its proper divisors (51575536).

68767372 is a wasteful number, since it uses less digits than its factorization.

68767372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17191847 (or 17191845 counting only the distinct ones).

The product of its digits is 592704, while the sum is 46.

The square root of 68767372 is about 8292.6094807364. The cubic root of 68767372 is about 409.6951372408.

The spelling of 68767372 in words is "sixty-eight million, seven hundred sixty-seven thousand, three hundred seventy-two".

Divisors: 1 2 4 17191843 34383686 68767372