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6530805330 = 235797320609
BaseRepresentation
bin1100001010100010…
…00010111001010010
3121212010212021200220
412011101002321102
5101333341232310
63000013453510
7320560633530
oct60521027122
917763767626
106530805330
112851518785
1213231a1296
1380104856a
1445d503150
15283538670
hex185442e52

6530805330 has 64 divisors (see below), whose sum is σ = 18097793280. Its totient is φ = 1477361664.

The previous prime is 6530805277. The next prime is 6530805349. The reversal of 6530805330 is 335080356.

It is a junction number, because it is equal to n+sod(n) for n = 6530805291 and 6530805300.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 139935 + ... + 180674.

It is an arithmetic number, because the mean of its divisors is an integer number (282778020).

Almost surely, 26530805330 is an apocalyptic number.

6530805330 is an abundant number, since it is smaller than the sum of its proper divisors (11566987950).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6530805330 is a wasteful number, since it uses less digits than its factorization.

6530805330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320723.

The product of its (nonzero) digits is 32400, while the sum is 33.

The square root of 6530805330 is about 80813.3982084654. The cubic root of 6530805330 is about 1869.1991699943.

Adding to 6530805330 its reverse (335080356), we get a palindrome (6865885686).

The spelling of 6530805330 in words is "six billion, five hundred thirty million, eight hundred five thousand, three hundred thirty".

Divisors: 1 2 3 5 6 7 10 14 15 21 30 35 42 70 97 105 194 210 291 485 582 679 970 1358 1455 2037 2910 3395 4074 6790 10185 20370 320609 641218 961827 1603045 1923654 2244263 3206090 4488526 4809135 6732789 9618270 11221315 13465578 22442630 31099073 33663945 62198146 67327890 93297219 155495365 186594438 217693511 310990730 435387022 466486095 653080533 932972190 1088467555 1306161066 2176935110 3265402665 6530805330