Base | Representation |
---|---|
bin | 111111011111010111… |
… | …010110010110101100 |
3 | 20111222000112211222221 |
4 | 333133113112112230 |
5 | 2104104004340414 |
6 | 51152345245124 |
7 | 4632236003212 |
oct | 773727262654 |
9 | 214860484887 |
10 | 68171949484 |
11 | 26a03319721 |
12 | 112667937a4 |
13 | 65757b5a62 |
14 | 3429d1acb2 |
15 | 1b8edb6224 |
hex | fdf5d65ac |
68171949484 has 6 divisors (see below), whose sum is σ = 119300911604. Its totient is φ = 34085974740.
The previous prime is 68171949473. The next prime is 68171949493. The reversal of 68171949484 is 48494917186.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8521493682 + ... + 8521493689.
Almost surely, 268171949484 is an apocalyptic number.
It is an amenable number.
68171949484 is a deficient number, since it is larger than the sum of its proper divisors (51128962120).
68171949484 is a wasteful number, since it uses less digits than its factorization.
68171949484 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17042987375 (or 17042987373 counting only the distinct ones).
The product of its digits is 13934592, while the sum is 61.
The spelling of 68171949484 in words is "sixty-eight billion, one hundred seventy-one million, nine hundred forty-nine thousand, four hundred eighty-four".
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