Base | Representation |
---|---|
bin | 1000001010000… |
… | …10101010001011 |
3 | 11202202121222001 |
4 | 10011002222023 |
5 | 120004233400 |
6 | 10442411431 |
7 | 1460435521 |
oct | 405025213 |
9 | 152677861 |
10 | 68430475 |
11 | 35699913 |
12 | 1ab00b77 |
13 | 1123c309 |
14 | 9134311 |
15 | 601aa6a |
hex | 4142a8b |
68430475 has 6 divisors (see below), whose sum is σ = 84853820. Its totient is φ = 54744360.
The previous prime is 68430433. The next prime is 68430503. The reversal of 68430475 is 57403486.
It is not a de Polignac number, because 68430475 - 213 = 68422283 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1368585 + ... + 1368634.
Almost surely, 268430475 is an apocalyptic number.
68430475 is a deficient number, since it is larger than the sum of its proper divisors (16423345).
68430475 is a wasteful number, since it uses less digits than its factorization.
68430475 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2737229 (or 2737224 counting only the distinct ones).
The product of its (nonzero) digits is 80640, while the sum is 37.
The square root of 68430475 is about 8272.2714534764. The cubic root of 68430475 is about 409.0249983226.
The spelling of 68430475 in words is "sixty-eight million, four hundred thirty thousand, four hundred seventy-five".
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