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68093043 = 339757173
BaseRepresentation
bin1000000111100…
…00010001110011
311202010111002120
410003300101303
5114412434133
610431245323
71454531664
oct403602163
9152114076
1068093043
1135489347
121a979843
1311151855
14908736b
155ea0ab3
hex40f0473

68093043 has 8 divisors (see below), whose sum is σ = 91021008. Its totient is φ = 45280224.

The previous prime is 68093033. The next prime is 68093107. The reversal of 68093043 is 34039086.

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

It is not a de Polignac number, because 68093043 - 24 = 68093027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 68092995 and 68093013.

It is not an unprimeable number, because it can be changed into a prime (68093033) 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 in 7 ways as a sum of consecutive naturals, for example, 27396 + ... + 29777.

It is an arithmetic number, because the mean of its divisors is an integer number (11377626).

Almost surely, 268093043 is an apocalyptic number.

68093043 is a deficient number, since it is larger than the sum of its proper divisors (22927965).

68093043 is a wasteful number, since it uses less digits than its factorization.

68093043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57573.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 68093043 is about 8251.8508832867. The cubic root of 68093043 is about 408.3515868373.

The spelling of 68093043 in words is "sixty-eight million, ninety-three thousand, forty-three".

Divisors: 1 3 397 1191 57173 171519 22697681 68093043