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68213802295119 = 3134129423606649
BaseRepresentation
bin11111000001010010000110…
…11101000101111101001111
322221112011202011111211210110
433200221003131011331033
532420103331341420434
6401024553235411103
720240166416452305
oct1740510335057517
9287464664454713
1068213802295119
111a80a34707a108
127798360453a93
132c0a6c313ac40
1412bb7cc1c8275
157d45e6a6b4e9
hex3e0a43745f4f

68213802295119 has 16 divisors (see below), whose sum is σ = 97971746012000. Its totient is φ = 41967557830656.

The previous prime is 68213802295097. The next prime is 68213802295157. The reversal of 68213802295119 is 91159220831286.

It is not a de Polignac number, because 68213802295119 - 211 = 68213802293071 is a prime.

It is a super-4 number, since 4×682138022951194 (a number of 56 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68213802295619) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211642294 + ... + 211964355.

It is an arithmetic number, because the mean of its divisors is an integer number (6123234125750).

Almost surely, 268213802295119 is an apocalyptic number.

68213802295119 is a deficient number, since it is larger than the sum of its proper divisors (29757943716881).

68213802295119 is a wasteful number, since it uses less digits than its factorization.

68213802295119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 423610794.

The product of its (nonzero) digits is 3732480, while the sum is 57.

The spelling of 68213802295119 in words is "sixty-eight trillion, two hundred thirteen billion, eight hundred two million, two hundred ninety-five thousand, one hundred nineteen".

Divisors: 1 3 13 39 4129 12387 53677 161031 423606649 1270819947 5506886437 16520659311 1749071853721 5247215561163 22737934098373 68213802295119