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68423341 = 717595557
BaseRepresentation
bin1000001010000…
…00111010101101
311202202021011211
410011000322231
5120004021331
610442314421
71460405650
oct405007255
9152667154
1068423341
1135694518
121aab8a11
1311238cac
149131897
1560188b1
hex4140ead

68423341 has 8 divisors (see below), whose sum is σ = 78256640. Its totient is φ = 58604688.

The previous prime is 68423309. The next prime is 68423357. The reversal of 68423341 is 14332486.

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

It is a cyclic number.

It is not a de Polignac number, because 68423341 - 25 = 68423309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68423141) 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, 9535 + ... + 15091.

It is an arithmetic number, because the mean of its divisors is an integer number (9782080).

Almost surely, 268423341 is an apocalyptic number.

It is an amenable number.

68423341 is a deficient number, since it is larger than the sum of its proper divisors (9833299).

68423341 is a wasteful number, since it uses less digits than its factorization.

68423341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7323.

The product of its digits is 13824, while the sum is 31.

The square root of 68423341 is about 8271.8402426546. The cubic root of 68423341 is about 409.0107839649.

It can be divided in two parts, 684 and 23341, that added together give a square (24025 = 1552).

The spelling of 68423341 in words is "sixty-eight million, four hundred twenty-three thousand, three hundred forty-one".

Divisors: 1 7 1759 5557 12313 38899 9774763 68423341