Base | Representation |
---|---|
bin | 11111101010000… |
… | …000010111010110 |
3 | 1101000100221102101 |
4 | 133222000113112 |
5 | 2041430331423 |
6 | 124411232314 |
7 | 16106214526 |
oct | 3752002726 |
9 | 1330327371 |
10 | 531105238 |
11 | 252882254 |
12 | 129a4869a |
13 | 86056171 |
14 | 50771686 |
15 | 3195e7ad |
hex | 1fa805d6 |
531105238 has 8 divisors (see below), whose sum is σ = 796948920. Its totient is φ = 265455600.
The previous prime is 531105227. The next prime is 531105241. The reversal of 531105238 is 832501135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41463 + ... + 52738.
It is an arithmetic number, because the mean of its divisors is an integer number (99618615).
Almost surely, 2531105238 is an apocalyptic number.
531105238 is a deficient number, since it is larger than the sum of its proper divisors (265843682).
531105238 is a wasteful number, since it uses less digits than its factorization.
531105238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 97022.
The product of its (nonzero) digits is 3600, while the sum is 28.
The square root of 531105238 is about 23045.7206005801. The cubic root of 531105238 is about 809.8293792939.
The spelling of 531105238 in words is "five hundred thirty-one million, one hundred five thousand, two hundred thirty-eight".
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