Base | Representation |
---|---|
bin | 1000001011110… |
… | …11001101011111 |
3 | 11210012101201011 |
4 | 10011323031133 |
5 | 120034141421 |
6 | 10451400051 |
7 | 1462422040 |
oct | 405731537 |
9 | 153171634 |
10 | 68662111 |
11 | 35837951 |
12 | 1abb3027 |
13 | 112c088b |
14 | 91948c7 |
15 | 60644e1 |
hex | 417b35f |
68662111 has 8 divisors (see below), whose sum is σ = 81177120. Its totient is φ = 56823648.
The previous prime is 68662103. The next prime is 68662127. The reversal of 68662111 is 11126686.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 68662111 - 23 = 68662103 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 (68662141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168916 + ... + 169321.
It is an arithmetic number, because the mean of its divisors is an integer number (10147140).
Almost surely, 268662111 is an apocalyptic number.
68662111 is a deficient number, since it is larger than the sum of its proper divisors (12515009).
68662111 is a wasteful number, since it uses less digits than its factorization.
68662111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338273.
The product of its digits is 3456, while the sum is 31.
The square root of 68662111 is about 8286.2603748615. The cubic root of 68662111 is about 409.4859927932.
Adding to 68662111 its reverse (11126686), we get a palindrome (79788797).
The spelling of 68662111 in words is "sixty-eight million, six hundred sixty-two thousand, one hundred eleven".
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