640189229040

Names of 640189229040

• Cardinal: 640189229040 can be written as Six hundred forty billion, one hundred eighty-nine million, two hundred twenty-nine thousand and forty.

Scientific notation

• Scientific notation: 6.4018922904 × 10¹¹

Factors of 640189229040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1300

Divisors of 640189229040

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 41 45 48 60 67 72 80 82 90 120 123 134 144 164 180 201 205 240 246 268 328 335 360 369 402 410 431 492 536 603 615 656 670 720 738 751 804 820 862 984 1005 1072 1206 1230 1293 1340 1476 1502 1608 1640 1724 1845 1968 2010 2155 2253 2412 2460 2586 2680 2747 2952 3004 3015 3216 3280 3448 3690 3755 3879 4020 4310 4506 4824 4920 5172 5360 5494 5904 6008 6030 6465 6759 6896 7380 7510 7758 8040 8241 8620 9012 9648 9840 10344 10988 11265 12016 12060 12930 13518 13735 14760 15020 15516 16080 16482 17240 17671 18024 19395 20688 21976 22530 24120 24723 25860 27036 27470 28877 29520 30040 30791 31032 32964 33795 34480 35342 36048 38790 41205 43952 45060 48240 49446 50317 51720 53013 54072 54940 57754 60080 61582 62064 65928 67590 70684 77580 82410 86631 88355 90120 92373 98892 100634 103440 106026 108144 109880 115508 123164 123615 131856 135180 141368 144385 150951 153955 155160 159039 164820 173262 176710 180240 184746 197784 201268 212052 219760 231016 246328 247230 251585 259893 265065 270360 277119 282736 288770 301902 307910 310320 318078 323681 329640 346524 353420 369492 395568 402536 424104 433155 452853 461865 462032 492656 494460 503170 519786 530130 540720 554238 577540 603804 615820 636156 647362 659280 693048 706840 738984 754755 795195 805072 848208 866310 905706 923730 971043 988920 1006340 1039572 1060260 1108476 1155080 1183957 1207608 1231640 1272312 1294724 1299465 1385595 1386096 1413680 1477968 1509510 1590390 1618405 1732620 1811412 1847460 1942086 1977840 2012680 2062997 2079144 2120520 2216952 2264265 2310160 2367914 2415216 2463280 2544624 2589448 2598930 2771190 2913129 3019020 3180780 3236810 3465240 3551871 3622824 3694920 3884172 4025360 4125994 4158288 4241040 4433904 4528530 4735828 4855215 5178896 5197860 5542380 5826258 5919785 6038040 6188991 6361560 6473620 6930480 7103742 7245648 7389840 7768344 8251988 9057060 9471656 9710430 10314985 10395720 10655613 11084760 11652516 11839570 12076080 12377982 12723120 12947240 13270921 14207484 14565645 15536688 16503976 17759355 18114120 18566973 18943312 19420860 20629970 20791440 21311226 21686627 22169520 23305032 23679140 24755964 25894480 26541842 28414968 29131290 30944955 33007952 35518710 36228240 37133946 38841720 39812763 41259940 42622452 43373254 46610064 47358280 49511928 53083684 53278065 56829936 58262580 61889910 65059881 66354605 71037420 74267892 77683440 79625526 82519880 85244904 86746508 92834865 94716560 99023856 106167368 106556130 108433135 116525160 119438289 123779820 130119762 132709210 142074840 148535784 159251052 165039760 170489808 173493016 185669730 195179643 199063815 212334736 213112260 216866270 233050320 238876578 247559640 260239524 265418420 284149680 297071568 318502104 325299405 346986032 371339460 390359286 398127630 426224520 433732540 477753156 495119280 520479048 530836840 597191445 637004208 650598810 742678920 780718572 796255260 852449040 867465080 889151707 955506312 975898215 1040958096 1061673680 1194382890 1301197620 1485357840 1561437144 1592510520 1734930160 1778303414 1911012624 1951796430 2388765780 2602395240 2667455121 3122874288 3185021040 3556606828 3903592860 4445758535 4777531560 5204790480 5334910242 7113213656 7807185720 8002365363 8891517070 9555063120 10669820484 13337275605 14226427312 15614371440 16004730726 17783034140 21339640968 26674551210 32009461452 35566068280 40011826815 42679281936 53349102420 64018922904 71132136560 80023653630 106698204840 128037845808 160047307260 213396409680 320094614520 640189229040
• Sum of all divisors σ(n): 2243448410112
• Sum of proper divisors (its aliquot sum) s(n): 1603259181072
• 640189229040 is an abundant number, because the sum of its proper divisors (1603259181072) is greater than itself. Its abundance is 963069952032

Bases of 640189229040

• Binary: 1001010100001110010000000110011111110000₂
• Hexadecimal: 0x950E4067F0
• Base-36: 863K4YK0

Squares and roots of 640189229040

• 640189229040 squared (640189229040²) is 409842248978829579321600
• 640189229040 cubed (640189229040³) is 262376593401776635667442630219264000
• The square root of 640189229040 is 800118.2594091951
• The cube root of 640189229040 is 8618.5880131171

Scales and comparisons

• 640,189,229,040 seconds is equal to 20,356 years, 1 week, 6 days, 13 hours, 24 minutes.
• To count from 1 to 640,189,229,040 would take you about forty thousand, seven hundred twelve 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 640189229040 cubic inches would be around 718.2 feet tall.

Recreational maths with 640189229040

• 640189229040 backwards is 040922981046
• 640189229040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640189229040's digits is 45
• More coming soon!