51720980940
51,720,980,940 is an even composite number composed of seven prime numbers multiplied together.
51720980940 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 51720980940:
22 × 32 × 5 × 31 × 41 × 331 × 683
(2 × 2 × 3 × 3 × 5 × 31 × 41 × 331 × 683)See below for interesting mathematical facts about the number 51720980940 from the Numbermatics database.
Names of 51720980940
- Cardinal: 51720980940 can be written as Fifty-one billion, seven hundred twenty million, nine hundred eighty thousand, nine hundred forty.
Scientific notation
- Scientific notation: 5.172098094 × 1010
Factors of 51720980940
Divisors of 51720980940
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 30 31 36 41 45 60 62 82 90 93 123 124 155 164 180 186 205 246 279 310 331 369 372 410 465 492 558 615 620 662 683 738 820 930 993 1116 1230 1271 1324 1366 1395 1476 1655 1845 1860 1986 2049 2460 2542 2732 2790 2979 3310 3415 3690 3813 3972 4098 4965 5084 5580 5958 6147 6355 6620 6830 7380 7626 8196 9930 10245 10261 11439 11916 12294 12710 13571 13660 14895 15252 19065 19860 20490 20522 21173 22878 24588 25420 27142 28003 29790 30735 30783 38130 40713 40980 41044 42346 45756 51305 54284 56006 57195 59580 61470 61566 63519 67855 76260 81426 84009 84692 92349 102610 105865 112012 114390 122139 122940 123132 127038 135710 140015 153915 162852 168018 184698 190557 203565 205220 211730 226073 228780 244278 252027 254076 271420 280030 307830 317595 336036 369396 381114 407130 420045 420701 423460 452146 461745 488556 504054 560060 610695 615660 635190 678219 762228 814260 840090 841402 868093 904292 923490 952785 1008108 1130365 1221390 1260135 1262103 1270380 1356438 1680180 1682804 1736186 1846980 1905570 2034657 2103505 2260730 2442780 2520270 2524206 2604279 2712876 3391095 3472372 3786309 3811140 4069314 4207010 4340465 4521460 5040540 5048412 5208558 6310515 6782190 7008263 7572618 7812837 8138628 8414020 8680930 9268993 10173285 10417116 12621030 13021395 13564380 14016526 15145236 15625674 17361860 18537986 18931545 20346570 21024789 25242060 26042790 27806979 28033052 31251348 35041315 37075972 37863090 39064185 40693140 42049578 46344965 52085580 55613958 63074367 70082630 75726180 78128370 83420937 84099156 92689930 105123945 111227916 126148734 139034895 140165260 156256740 166841874 185379860 210247890 252297468 278069790 287338783 315371835 333683748 417104685 420495780 556139580 574677566 630743670 834209370 862016349 1149355132 1261487340 1436693915 1668418740 1724032698 2586049047 2873387830 3448065396 4310081745 5172098094 5746775660 8620163490 10344196188 12930245235 17240326980 25860490470 51720980940
- Sum of all divisors σ(n): 166642624512
- Sum of proper divisors (its aliquot sum) s(n): 114921643572
- 51720980940 is an abundant number, because the sum of its proper divisors (114921643572) is greater than itself. Its abundance is 63200662632
Bases of 51720980940
- Binary: 1100000010101100111110001001110011002
- Hexadecimal: 0xC0ACF89CC
- Base-36: NRDC4B0
Squares and roots of 51720980940
- 51720980940 squared (517209809402) is 2675059869395843283600
- 51720980940 cubed (517209809403) is 138356720518381299786302614584000
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The
square root of 51720980940 is 227422.4723724549 -
The
cube root of 51720980940 is 3725.8232719915
Scales and comparisons
How big is 51720980940?- 51,720,980,940 seconds is equal to 1,644 years, 29 weeks, 3 days, 11 hours, 9 minutes.
-
To count from 1 to 51,720,980,940 would take you about three thousand, two hundred eighty-nine years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 51720980940 cubic inches would be around 310.5 feet tall.
Recreational maths with 51720980940
- 51720980940 backwards is 04908902715
- 51720980940 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 51720980940's digits is 45
- More coming soon!
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