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68489282 = 243796387
BaseRepresentation
bin1000001010100…
…01000001000010
311202212121122002
410011101001002
5120013124112
610443544002
71461102131
oct405210102
9152777562
1068489282
113572a014
121ab2b002
1311260004
14914b918
15602d1c2
hex4151042

68489282 has 8 divisors (see below), whose sum is σ = 105123216. Its totient is φ = 33448212.

The previous prime is 68489273. The next prime is 68489297. The reversal of 68489282 is 28298486.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 398108 + ... + 398279.

It is an arithmetic number, because the mean of its divisors is an integer number (13140402).

Almost surely, 268489282 is an apocalyptic number.

68489282 is a deficient number, since it is larger than the sum of its proper divisors (36633934).

68489282 is a wasteful number, since it uses less digits than its factorization.

68489282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796432.

The product of its digits is 442368, while the sum is 47.

The square root of 68489282 is about 8275.8251552338. The cubic root of 68489282 is about 409.1421325189.

The spelling of 68489282 in words is "sixty-eight million, four hundred eighty-nine thousand, two hundred eighty-two".

Divisors: 1 2 43 86 796387 1592774 34244641 68489282