Search a number
-
+
68242341 = 3103269821
BaseRepresentation
bin1000001000101…
…00101110100101
311202102001220010
410010110232211
5114432223331
610434400433
71456023156
oct404245645
9152361803
1068242341
1135580532
121aa30119
13111a47ab
1490c592d
155ecee46
hex4114ba5

68242341 has 16 divisors (see below), whose sum is σ = 92327040. Its totient is φ = 44831040.

The previous prime is 68242309. The next prime is 68242399. The reversal of 68242341 is 14324286.

It is not a de Polignac number, because 68242341 - 25 = 68242309 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 68242299 and 68242308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68242241) 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 15 ways as a sum of consecutive naturals, for example, 82711 + ... + 83531.

It is an arithmetic number, because the mean of its divisors is an integer number (5770440).

Almost surely, 268242341 is an apocalyptic number.

It is an amenable number.

68242341 is a deficient number, since it is larger than the sum of its proper divisors (24084699).

68242341 is a wasteful number, since it uses less digits than its factorization.

68242341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196.

The product of its digits is 9216, while the sum is 30.

The square root of 68242341 is about 8260.8922641565. The cubic root of 68242341 is about 408.6498139370.

The spelling of 68242341 in words is "sixty-eight million, two hundred forty-two thousand, three hundred forty-one".

Divisors: 1 3 103 269 309 807 821 2463 27707 83121 84563 220849 253689 662547 22747447 68242341