Base | Representation |
---|---|
bin | 100000000100001001… |
… | …0011101110110010101 |
3 | 20120201212111000200212 |
4 | 1000020102131312111 |
5 | 2112010241112232 |
6 | 51344433215205 |
7 | 4655243615165 |
oct | 1001022356625 |
9 | 216655430625 |
10 | 68858535317 |
11 | 27225936830 |
12 | 11418701505 |
13 | 6654b09570 |
14 | 34931a25a5 |
15 | 1bd02d8eb2 |
hex | 100849dd95 |
68858535317 has 16 divisors (see below), whose sum is σ = 80961720000. Its totient is φ = 57736972800.
The previous prime is 68858535253. The next prime is 68858535331. The reversal of 68858535317 is 71353585886.
It is not a de Polignac number, because 68858535317 - 26 = 68858535253 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 (68858535367) 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, 14159 + ... + 371372.
It is an arithmetic number, because the mean of its divisors is an integer number (5060107500).
Almost surely, 268858535317 is an apocalyptic number.
It is an amenable number.
68858535317 is a deficient number, since it is larger than the sum of its proper divisors (12103184683).
68858535317 is a wasteful number, since it uses less digits than its factorization.
68858535317 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 386804.
The product of its digits is 24192000, while the sum is 59.
The spelling of 68858535317 in words is "sixty-eight billion, eight hundred fifty-eight million, five hundred thirty-five thousand, three hundred seventeen".
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