Base | Representation |
---|---|
bin | 11111010011110011111110… |
… | …01100101101011100111101 |
3 | 100000210001001220220202011021 |
4 | 33221321333030231130331 |
5 | 33011021220201340323 |
6 | 402233244203224141 |
7 | 20334165402060520 |
oct | 1751717714553475 |
9 | 300701056822137 |
10 | 68850459793213 |
11 | 1aa3535269757a |
12 | 787b81b818051 |
13 | 2c55755507107 |
14 | 1300546b58bb7 |
15 | 7e5e59c2505d |
hex | 3e9e7f32d73d |
68850459793213 has 8 divisors (see below), whose sum is σ = 78697671787328. Its totient is φ = 59006105805024.
The previous prime is 68850459793207. The next prime is 68850459793223. The reversal of 68850459793213 is 31239795405886.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-68850459793213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68850459793223) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714449856 + ... + 714546217.
It is an arithmetic number, because the mean of its divisors is an integer number (9837208973416).
It is a 2-persistent number, because it is pandigital, and so is 2⋅68850459793213 = 137700919586426, but 3⋅68850459793213 = 206551379379639 is not.
Almost surely, 268850459793213 is an apocalyptic number.
It is an amenable number.
68850459793213 is a deficient number, since it is larger than the sum of its proper divisors (9847211994115).
68850459793213 is a wasteful number, since it uses less digits than its factorization.
68850459793213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1429002963.
The product of its (nonzero) digits is 391910400, while the sum is 70.
The spelling of 68850459793213 in words is "sixty-eight trillion, eight hundred fifty billion, four hundred fifty-nine million, seven hundred ninety-three thousand, two hundred thirteen".
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