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68062801 = 711934967
BaseRepresentation
bin1000000111010…
…00111001010001
311202001221121111
410003220321101
5114411002201
610430453321
71454344552
oct403507121
9152057544
1068062801
1135468654
121a964241
1311140b61
14907a329
155e96b51
hex40e8e51

68062801 has 8 divisors (see below), whose sum is σ = 69393024. Its totient is φ = 66743040.

The previous prime is 68062783. The next prime is 68062831. The reversal of 68062801 is 10826086.

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 68062801 - 29 = 68062289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68062831) 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, 11220 + ... + 16186.

It is an arithmetic number, because the mean of its divisors is an integer number (8674128).

Almost surely, 268062801 is an apocalyptic number.

It is an amenable number.

68062801 is a deficient number, since it is larger than the sum of its proper divisors (1330223).

68062801 is a wasteful number, since it uses less digits than its factorization.

68062801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5231.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 68062801 is about 8250.0182424041. The cubic root of 68062801 is about 408.2911244815.

Adding to 68062801 its reverse (10826086), we get a palindrome (78888887).

The spelling of 68062801 in words is "sixty-eight million, sixty-two thousand, eight hundred one".

Divisors: 1 71 193 4967 13703 352657 958631 68062801