Base | Representation |
---|---|
bin | 1000001010111… |
… | …10111001001001 |
3 | 11202222111121020 |
4 | 10011132321021 |
5 | 120021433441 |
6 | 10445103053 |
7 | 1461426630 |
oct | 405367111 |
9 | 152874536 |
10 | 68546121 |
11 | 35768796 |
12 | 1ab57a89 |
13 | 1127cb47 |
14 | 9164517 |
15 | 603ee66 |
hex | 415ee49 |
68546121 has 8 divisors (see below), whose sum is σ = 104451264. Its totient is φ = 39169200.
The previous prime is 68546099. The next prime is 68546123. The reversal of 68546121 is 12164586.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68546121 - 27 = 68545993 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68546123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1632030 + ... + 1632071.
It is an arithmetic number, because the mean of its divisors is an integer number (13056408).
Almost surely, 268546121 is an apocalyptic number.
It is an amenable number.
68546121 is a deficient number, since it is larger than the sum of its proper divisors (35905143).
68546121 is a wasteful number, since it uses less digits than its factorization.
68546121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3264111.
The product of its digits is 11520, while the sum is 33.
The square root of 68546121 is about 8279.2584812893. The cubic root of 68546121 is about 409.2552830675.
The spelling of 68546121 in words is "sixty-eight million, five hundred forty-six thousand, one hundred twenty-one".
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