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830050560 = 2832572053
BaseRepresentation
bin110001011110011…
…001000100000000
32010211212221022100
4301132121010000
53144443104220
6214210510400
726366212323
oct6136310400
92124787270
10830050560
113965a62a9
121b1b95400
13102c74ba1
147c34c7ba
154cd10d90
hex31799100

830050560 has 108 divisors (see below), whose sum is σ = 2871928332. Its totient is φ = 221343744.

The previous prime is 830050477. The next prime is 830050561. The reversal of 830050560 is 65050038.

It can be written as a sum of positive squares in 2 ways, for example, as 175509504 + 654541056 = 13248^2 + 25584^2 .

It is a super-3 number, since 3×8300505603 (a number of 28 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (830050561) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 24507 + ... + 47546.

It is an arithmetic number, because the mean of its divisors is an integer number (26591929).

Almost surely, 2830050560 is an apocalyptic number.

830050560 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

830050560 is an abundant number, since it is smaller than the sum of its proper divisors (2041877772).

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

830050560 is a wasteful number, since it uses less digits than its factorization.

830050560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72080 (or 72063 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 830050560 is about 28810.5980500232. The cubic root of 830050560 is about 939.7987195410.

The spelling of 830050560 in words is "eight hundred thirty million, fifty thousand, five hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 480 576 640 720 768 960 1152 1280 1440 1920 2304 2880 3840 5760 11520 72053 144106 216159 288212 360265 432318 576424 648477 720530 864636 1080795 1152848 1296954 1441060 1729272 2161590 2305696 2593908 2882120 3242385 3458544 4323180 4611392 5187816 5764240 6484770 6917088 8646360 9222784 10375632 11528480 12969540 13834176 17292720 18445568 20751264 23056960 25939080 27668352 34585440 41502528 46113920 51878160 55336704 69170880 83005056 92227840 103756320 138341760 166010112 207512640 276683520 415025280 830050560