Base | Representation |
---|---|
bin | 10011101011110… |
… | …101010110100110 |
3 | 212000102211120111 |
4 | 103223311112212 |
5 | 1134021222310 |
6 | 52434323234 |
7 | 11120100550 |
oct | 2353652646 |
9 | 760384514 |
10 | 330257830 |
11 | 15a470661 |
12 | 9272951a |
13 | 53563246 |
14 | 31c0c4d0 |
15 | 1ded928a |
hex | 13af55a6 |
330257830 has 32 divisors (see below), whose sum is σ = 687585024. Its totient is φ = 111865056.
The previous prime is 330257803. The next prime is 330257899. The reversal of 330257830 is 38752033.
It is a junction number, because it is equal to n+sod(n) for n = 330257792 and 330257801.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22612 + ... + 34231.
It is an arithmetic number, because the mean of its divisors is an integer number (21487032).
Almost surely, 2330257830 is an apocalyptic number.
330257830 is an abundant number, since it is smaller than the sum of its proper divisors (357327194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
330257830 is a wasteful number, since it uses less digits than its factorization.
330257830 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56940.
The product of its (nonzero) digits is 15120, while the sum is 31.
The square root of 330257830 is about 18172.9972761787. The cubic root of 330257830 is about 691.2222473045. Note that the first 4 decimals are identical.
The spelling of 330257830 in words is "three hundred thirty million, two hundred fifty-seven thousand, eight hundred thirty".
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