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68410011 = 383274739
BaseRepresentation
bin1000001001111…
…01101010011011
311202201120220010
410010331222123
5120003110021
610442133003
71460322045
oct404755233
9152646803
1068410011
11356854aa
121aab1163
1311232bc7
14912aa95
156014976
hex413da9b

68410011 has 8 divisors (see below), whose sum is σ = 92312640. Its totient is φ = 45057032.

The previous prime is 68410007. The next prime is 68410021. The reversal of 68410011 is 11001486.

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 68410011 - 22 = 68410007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 68410011.

It is not an unprimeable number, because it can be changed into a prime (68410021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137121 + ... + 137618.

It is an arithmetic number, because the mean of its divisors is an integer number (11539080).

Almost surely, 268410011 is an apocalyptic number.

68410011 is a deficient number, since it is larger than the sum of its proper divisors (23902629).

68410011 is a wasteful number, since it uses less digits than its factorization.

68410011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274825.

The product of its (nonzero) digits is 192, while the sum is 21.

The square root of 68410011 is about 8271.0344576721. The cubic root of 68410011 is about 408.9842215484.

Adding to 68410011 its reverse (11001486), we get a palindrome (79411497).

The spelling of 68410011 in words is "sixty-eight million, four hundred ten thousand, eleven".

Divisors: 1 3 83 249 274739 824217 22803337 68410011