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68266101 = 3171338551
BaseRepresentation
bin1000001000110…
…10100001110101
311202110021111010
410010122201311
5114434003401
610435102433
71456152351
oct404324165
9152407433
1068266101
1135597372
121aa41a19
13111b2557
1490d0461
155ed6ed6
hex411a875

68266101 has 8 divisors (see below), whose sum is σ = 96375744. Its totient is φ = 42833600.

The previous prime is 68266091. The next prime is 68266103. The reversal of 68266101 is 10166286.

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 68266101 - 226 = 1157237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68266103) 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, 669225 + ... + 669326.

It is an arithmetic number, because the mean of its divisors is an integer number (12046968).

Almost surely, 268266101 is an apocalyptic number.

It is an amenable number.

68266101 is a deficient number, since it is larger than the sum of its proper divisors (28109643).

68266101 is a wasteful number, since it uses less digits than its factorization.

68266101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338571.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 68266101 is about 8262.3302403136. The cubic root of 68266101 is about 408.6972350971.

The spelling of 68266101 in words is "sixty-eight million, two hundred sixty-six thousand, one hundred one".

Divisors: 1 3 17 51 1338551 4015653 22755367 68266101