640824145200

Names of 640824145200

• Cardinal: 640824145200 can be written as Six hundred forty billion, eight hundred twenty-four million, one hundred forty-five thousand, two hundred.

Scientific notation

• Scientific notation: 6.408241452 × 10¹¹

Factors of 640824145200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 452

Divisors of 640824145200

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 36 40 41 45 48 50 54 60 72 75 80 81 82 90 100 108 120 123 135 144 150 162 164 180 200 205 216 225 240 243 246 270 300 324 328 360 369 400 401 405 410 432 450 486 492 540 600 615 648 656 675 720 738 802 810 820 900 972 984 1025 1080 1107 1200 1203 1215 1230 1296 1350 1476 1604 1620 1640 1800 1845 1944 1968 2005 2025 2050 2160 2214 2406 2430 2460 2700 2952 3075 3208 3240 3280 3321 3600 3609 3690 3888 4010 4050 4100 4428 4812 4860 4920 5400 5535 5904 6015 6075 6150 6416 6480 6642 7218 7380 8020 8100 8200 8856 9225 9624 9720 9840 9963 10025 10800 10827 11070 12030 12150 12300 13284 14436 14760 16040 16200 16400 16441 16605 17712 18045 18450 19248 19440 19926 20050 21654 22140 24060 24300 24600 26568 27675 28872 29520 30075 32080 32400 32481 32882 33210 36090 36900 39852 40100 43308 44280 48120 48600 49200 49323 49815 53136 54135 55350 57744 60150 64962 65764 66420 72180 73800 79704 80200 82205 83025 86616 88560 90225 96240 97200 97443 98646 99630 108270 110700 120300 129924 131528 132840 144360 147600 147969 159408 160400 160801 162405 164410 166050 173232 180450 194886 197292 199260 216540 221400 240600 246615 249075 259848 263056 265680 270675 288720 295938 321602 324810 328820 332100 360900 389772 394584 398520 411025 433080 442800 443907 481200 482403 487215 493230 498150 519696 541350 591876 643204 649620 657640 664200 721800 739845 779544 789168 797040 804005 812025 822050 866160 887814 964806 974430 986460 996300 1082700 1183752 1233075 1286408 1299240 1315280 1328400 1331721 1443600 1447209 1479690 1559088 1608010 1624050 1644100 1775628 1929612 1948860 1972920 1992600 2165400 2219535 2367504 2412015 2436075 2466150 2572816 2598480 2663442 2894418 2959380 3216020 3248100 3288200 3551256 3699225 3859224 3897720 3945840 3985200 3995163 4020025 4330800 4341627 4439070 4824030 4872150 4932300 5326884 5788836 5918760 6432040 6496200 6576400 6592841 6658605 7102512 7236045 7398450 7718448 7795440 7990326 8040050 8683254 8878140 9648060 9744300 9864600 10653768 11097675 11577672 11837520 12060075 12864080 12992400 13024881 13185682 13317210 14472090 14796900 15980652 16080100 17366508 17756280 19296120 19488600 19729200 19778523 19975815 21307536 21708135 22195350 23155344 24120150 26049762 26371364 26634420 28944180 29593800 31961304 32160200 32964205 33293025 34733016 35512560 36180225 38592240 38977200 39074643 39557046 39951630 43416270 44390700 48240300 52099524 52742728 53268840 57888360 59187600 59335569 63922608 64320400 65124405 65928410 66586050 69466032 72360450 78149286 79114092 79903260 86832540 88781400 96480600 98892615 99879075 104199048 105485456 106537680 108540675 115776720 118671138 130248810 131856820 133172100 144720900 156298572 158228184 159806520 164821025 173665080 177562800 178006707 192961200 195373215 197785230 199758150 208398096 217081350 237342276 260497620 263713640 266344200 289441800 296677845 312597144 316456368 319613040 325622025 329642050 347330160 356013414 390746430 395570460 399516300 434162700 474684552 494463075 520995240 527427280 532688400 534020121 578883600 593355690 625194288 651244050 659284100 712026828 781492860 791140920 799032600 868325400 890033535 949369104 976866075 988926150 1041990480 1068040242 1186711380 1302488100 1318568200 1424053656 1483389225 1562985720 1582281840 1598065200 1602060363 1736650800 1780067070 1953732150 1977852300 2136080484 2373422760 2604976200 2637136400 2670100605 2848107312 2966778450 3125971440 3204120726 3560134140 3907464300 3955704600 4272160968 4450167675 4746845520 5209952400 5340201210 5933556900 6408241452 7120268280 7814928600 7911409200 8010301815 8544321936 8900335350 10680402420 11867113800 12816482904 13350503025 14240536560 15629857200 16020603630 17800670700 21360804840 23734227600 25632965808 26701006050 32041207260 35601341400 40051509075 42721609680 53402012100 64082414520 71202682800 80103018150 106804024200 128164829040 160206036300 213608048400 320412072600 640824145200
• Sum of all divisors σ(n): 2368357076904
• Sum of proper divisors (its aliquot sum) s(n): 1727532931704
• 640824145200 is an abundant number, because the sum of its proper divisors (1727532931704) is greater than itself. Its abundance is 1086708786504

Bases of 640824145200

• Binary: 1001010100110100000110000111010100110000₂
• Hexadecimal: 0x9534187530
• Base-36: 86E25F00

Squares and roots of 640824145200

• 640824145200 squared (640824145200²) is 410655585071310683040000
• 640824145200 cubed (640824145200³) is 263158014274928549502736137408000000
• The square root of 640824145200 is 800514.9250326317
• The cube root of 640824145200 is 8621.4362713875

Scales and comparisons

• 640,824,145,200 seconds is equal to 20,376 years, 11 weeks, 5 days, 3 hours.
• To count from 1 to 640,824,145,200 would take you about forty thousand, seven hundred fifty-two 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 640824145200 cubic inches would be around 718.5 feet tall.

Recreational maths with 640824145200

• 640824145200 backwards is 002541428046
• 640824145200 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 640824145200's digits is 36
• More coming soon!