Base | Representation |
---|---|
bin | 1000001010110… |
… | …10011000110111 |
3 | 11202221120021220 |
4 | 10011122120313 |
5 | 120020341141 |
6 | 10444441423 |
7 | 1461322062 |
oct | 405323067 |
9 | 152846256 |
10 | 68527671 |
11 | 35755943 |
12 | 1ab49273 |
13 | 11274624 |
14 | 915b8d9 |
15 | 6039766 |
hex | 415a637 |
68527671 has 4 divisors (see below), whose sum is σ = 91370232. Its totient is φ = 45685112.
The previous prime is 68527643. The next prime is 68527691. The reversal of 68527671 is 17672586.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-68527671 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68527621) 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 3 ways as a sum of consecutive naturals, for example, 11421276 + ... + 11421281.
It is an arithmetic number, because the mean of its divisors is an integer number (22842558).
Almost surely, 268527671 is an apocalyptic number.
68527671 is a deficient number, since it is larger than the sum of its proper divisors (22842561).
68527671 is a wasteful number, since it uses less digits than its factorization.
68527671 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22842560.
The product of its digits is 141120, while the sum is 42.
The square root of 68527671 is about 8278.1441760820. The cubic root of 68527671 is about 409.2185611377.
The spelling of 68527671 in words is "sixty-eight million, five hundred twenty-seven thousand, six hundred seventy-one".
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