640797603430400

Names of 640797603430400

• Cardinal: 640797603430400 can be written as Six hundred forty trillion, seven hundred ninety-seven billion, six hundred three million, four hundred thirty thousand, four hundred.

Scientific notation

• Scientific notation: 6.407976034304 × 10¹⁴

Factors of 640797603430400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 7777

Divisors of 640797603430400

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 80 100 104 128 130 160 200 208 256 260 320 325 400 416 512 520 640 650 800 832 1024 1040 1280 1300 1600 1664 2048 2080 2560 2600 3200 3328 4096 4160 5120 5200 6400 6656 7757 8192 8320 10240 10400 12800 13312 15514 16384 16640 20480 20800 25600 26624 31028 32768 33280 38785 40960 41600 51200 53248 62056 66560 77570 81920 83200 100841 102400 106496 124112 133120 155140 163840 166400 193925 201682 204800 212992 248224 266240 310280 332800 387850 403364 409600 425984 496448 504205 532480 620560 665600 775700 806728 819200 992896 1008410 1064960 1241120 1331200 1551400 1613456 1985792 2016820 2129920 2482240 2521025 2662400 3102800 3226912 3971584 4033640 4964480 5042050 5324800 6205600 6453824 7943168 8067280 9928960 10084100 10649600 12411200 12907648 15886336 16134560 19857920 20168200 24822400 25815296 31772672 32269120 39715840 40336400 49644800 51630592 60171049 63545344 64538240 79431680 80672800 99289600 103261184 120342098 127090688 129076480 158863360 161345600 198579200 206522368 240684196 254181376 258152960 300855245 317726720 322691200 397158400 413044736 481368392 516305920 601710490 635453440 645382400 782223637 794316800 826089472 962736784 1032611840 1203420980 1270906880 1290764800 1504276225 1564447274 1588633600 1652178944 1925473568 2065223680 2406841960 2581529600 3008552450 3128894548 3177267200 3304357888 3850947136 3911118185 4130447360 4813683920 5163059200 6017104900 6257789096 6354534400 7701894272 7822236370 8260894720 9627367840 10326118400 12034209800 12515578192 15403788544 15644472740 16521789440 19254735680 19555590925 20652236800 24068419600 25031156384 30807577088 31288945480 38509471360 39111181850 41304473600 48136839200 50062312768 61615154176 62577890960 77018942720 78222363700 82608947200 96273678400 100124625536 123230308352 125155781920 154037885440 156444727400 192547356800 200249251072 246460616704 250311563840 308075770880 312889454800 385094713600 400498502144 492921233408 500623127680 616151541760 625778909600 770189427200 800997004288 985842466816 1001246255360 1232303083520 1251557819200 1540378854400 1601994008576 1971684933632 2002492510720 2464606167040 2503115638400 3080757708800 3203988017152 4004985021440 4929212334080 5006231276800 6161515417600 6407976034304 8009970042880 9858424668160 10012462553600 12323030835200 12815952068608 16019940085760 20024925107200 24646061670400 25631904137216 32039880171520 40049850214400 49292123340800 64079760343040 80099700428800 128159520686080 160199400857600 320398801715200 640797603430400
• Sum of all divisors σ(n): 1711617062667330
• Sum of proper divisors (its aliquot sum) s(n): 1070819459236930
• 640797603430400 is an abundant number, because the sum of its proper divisors (1070819459236930) is greater than itself. Its abundance is 430021855806530

Bases of 640797603430400

• Binary: 10010001101100110101010001100001101000000000000000₂
• Hexadecimal: 0x246CD51868000
• Base-36: 6B56CS6FI8

Squares and roots of 640797603430400

• 640797603430400 squared (640797603430400²) is 410621568562144185847644160000
• 640797603430400 cubed (640797603430400³) is 263125317051453673940703758513774526464000000
• The square root of 640797603430400 is 25313980.3948411085
• The cube root of 640797603430400 is 86213.1724167867

Scales and comparisons

• 640,797,603,430,400 seconds is equal to 20,375,381 years, 34 weeks, 6 days, 14 hours, 13 minutes, 20 seconds.
• To count from 1 to 640,797,603,430,400 would take you about fifty million, nine hundred thirty-eight thousand, four hundred fifty-four 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 640797603430400 cubic inches would be around 7184.4 feet tall.

Recreational maths with 640797603430400

• 640797603430400 backwards is 004034306797046
• The number of decimal digits it has is: 15
• The sum of 640797603430400's digits is 53
• More coming soon!