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68124352 = 261915573
BaseRepresentation
bin1000000111101…
…11111011000000
311202012002001011
410003313323000
5114414434402
610432050304
71455022162
oct403677300
9152162034
1068124352
11354aa91a
121a993994
1311162b8a
149094932
155ea9ed7
hex40f7ec0

68124352 has 28 divisors (see below), whose sum is σ = 135916416. Its totient is φ = 33877760.

The previous prime is 68124349. The next prime is 68124359. The reversal of 68124352 is 25342186.

It is not an unprimeable number, because it can be changed into a prime (68124359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9438 + ... + 15010.

Almost surely, 268124352 is an apocalyptic number.

It is an amenable number.

68124352 is a deficient number, since it is larger than the sum of its proper divisors (67792064).

68124352 is a wasteful number, since it uses less digits than its factorization.

68124352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5776 (or 5766 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 68124352 is about 8253.7477548081. The cubic root of 68124352 is about 408.4141635718.

The spelling of 68124352 in words is "sixty-eight million, one hundred twenty-four thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16 32 64 191 382 764 1528 3056 5573 6112 11146 12224 22292 44584 89168 178336 356672 1064443 2128886 4257772 8515544 17031088 34062176 68124352