Base | Representation |
---|---|
bin | 1001000010100… |
… | …01001100000010 |
3 | 12021200120020012 |
4 | 10201101030002 |
5 | 123403030033 |
6 | 11305144522 |
7 | 1610354525 |
oct | 441211402 |
9 | 167616205 |
10 | 75830018 |
11 | 39893240 |
12 | 2148b142 |
13 | 12930344 |
14 | a0dcbbc |
15 | 69cd248 |
hex | 4851302 |
75830018 has 8 divisors (see below), whose sum is σ = 124085520. Its totient is φ = 34468180.
The previous prime is 75830017. The next prime is 75830021. The reversal of 75830018 is 81003857.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (75830017) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1723388 + ... + 1723431.
It is an arithmetic number, because the mean of its divisors is an integer number (15510690).
Almost surely, 275830018 is an apocalyptic number.
75830018 is a deficient number, since it is larger than the sum of its proper divisors (48255502).
75830018 is a wasteful number, since it uses less digits than its factorization.
75830018 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3446832.
The product of its (nonzero) digits is 6720, while the sum is 32.
The square root of 75830018 is about 8708.0432934156. The cubic root of 75830018 is about 423.2663271851.
The spelling of 75830018 in words is "seventy-five million, eight hundred thirty thousand, eighteen".
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