Base | Representation |
---|---|
bin | 1000010001011… |
… | …00000111110010 |
3 | 11211120012201012 |
4 | 10020230013302 |
5 | 120230333423 |
6 | 10515110522 |
7 | 1501530461 |
oct | 410540762 |
9 | 154505635 |
10 | 69386738 |
11 | 36192313 |
12 | 1b2a2442 |
13 | 114b5655 |
14 | 93029d8 |
15 | 6159078 |
hex | 422c1f2 |
69386738 has 8 divisors (see below), whose sum is σ = 105546240. Its totient is φ = 34204660.
The previous prime is 69386693. The next prime is 69386743. The reversal of 69386738 is 83768396.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244178 + ... + 244461.
It is an arithmetic number, because the mean of its divisors is an integer number (13193280).
Almost surely, 269386738 is an apocalyptic number.
69386738 is a deficient number, since it is larger than the sum of its proper divisors (36159502).
69386738 is a wasteful number, since it uses less digits than its factorization.
69386738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 488712.
The product of its digits is 1306368, while the sum is 50.
The square root of 69386738 is about 8329.8702270804. The cubic root of 69386738 is about 410.9214611069.
The spelling of 69386738 in words is "sixty-nine million, three hundred eighty-six thousand, seven hundred thirty-eight".
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