Base | Representation |
---|---|
bin | 1000000111011… |
… | …10101001110000 |
3 | 11202010010221221 |
4 | 10003232221300 |
5 | 114412231014 |
6 | 10431154424 |
7 | 1454503402 |
oct | 403565160 |
9 | 152103857 |
10 | 68086384 |
11 | 35484343 |
12 | 1a975a14 |
13 | 1114b802 |
14 | 9084b72 |
15 | 5e9db24 |
hex | 40eea70 |
68086384 has 10 divisors (see below), whose sum is σ = 131917400. Its totient is φ = 34043184.
The previous prime is 68086357. The next prime is 68086391. The reversal of 68086384 is 48368086.
It is a self number, because there is not a number n which added to its sum of digits gives 68086384.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2127684 + ... + 2127715.
It is an arithmetic number, because the mean of its divisors is an integer number (13191740).
Almost surely, 268086384 is an apocalyptic number.
It is an amenable number.
68086384 is a deficient number, since it is larger than the sum of its proper divisors (63831016).
68086384 is a wasteful number, since it uses less digits than its factorization.
68086384 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4255407 (or 4255401 counting only the distinct ones).
The product of its (nonzero) digits is 221184, while the sum is 43.
The square root of 68086384 is about 8251.4473881859. The cubic root of 68086384 is about 408.3382751403.
The spelling of 68086384 in words is "sixty-eight million, eighty-six thousand, three hundred eighty-four".
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