Base | Representation |
---|---|
bin | 10011000010001… |
… | …001100011100010 |
3 | 211020212200010200 |
4 | 103002021203202 |
5 | 1123222034110 |
6 | 51404210030 |
7 | 10625156541 |
oct | 2302114342 |
9 | 736780120 |
10 | 319330530 |
11 | 154287832 |
12 | 8ab39916 |
13 | 5120859c |
14 | 305a6158 |
15 | 1d07b6c0 |
hex | 130898e2 |
319330530 has 48 divisors (see below), whose sum is σ = 873961920. Its totient is φ = 80672544.
The previous prime is 319330481. The next prime is 319330541. The reversal of 319330530 is 35033913.
It is a junction number, because it is equal to n+sod(n) for n = 319330494 and 319330503.
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 23 ways as a sum of consecutive naturals, for example, 91662 + ... + 95081.
It is an arithmetic number, because the mean of its divisors is an integer number (18207540).
Almost surely, 2319330530 is an apocalyptic number.
319330530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
319330530 is an abundant number, since it is smaller than the sum of its proper divisors (554631390).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
319330530 is a wasteful number, since it uses less digits than its factorization.
319330530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 186775 (or 186772 counting only the distinct ones).
The product of its (nonzero) digits is 3645, while the sum is 27.
The square root of 319330530 is about 17869.8217674380. The cubic root of 319330530 is about 683.5130549817.
The spelling of 319330530 in words is "three hundred nineteen million, three hundred thirty thousand, five hundred thirty".
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