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68265417 = 31121811039
BaseRepresentation
bin1000001000110…
…10010111001001
311202110020112210
410010122113021
5114433443132
610435055333
71456150353
oct404322711
9152406483
1068265417
1135596900
121aa41549
13111b214c
1490d00d3
155ed6bcc
hex411a5c9

68265417 has 24 divisors (see below), whose sum is σ = 100696960. Its totient is φ = 41104800.

The previous prime is 68265397. The next prime is 68265427. The reversal of 68265417 is 71456286.

It is not a de Polignac number, because 68265417 - 210 = 68264393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (68265427) 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 23 ways as a sum of consecutive naturals, for example, 65184 + ... + 66222.

Almost surely, 268265417 is an apocalyptic number.

It is an amenable number.

68265417 is a deficient number, since it is larger than the sum of its proper divisors (32431543).

68265417 is a wasteful number, since it uses less digits than its factorization.

68265417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245 (or 1234 counting only the distinct ones).

The product of its digits is 80640, while the sum is 39.

The square root of 68265417 is about 8262.2888475289. The cubic root of 68265417 is about 408.6958700964.

The spelling of 68265417 in words is "sixty-eight million, two hundred sixty-five thousand, four hundred seventeen".

Divisors: 1 3 11 33 121 181 363 543 1039 1991 3117 5973 11429 21901 34287 65703 125719 188059 377157 564177 2068649 6205947 22755139 68265417