18640466397984795

Names of 18640466397984795

• Cardinal: 18640466397984795 can be written as Eighteen quadrillion, six hundred forty trillion, four hundred sixty-six billion, three hundred ninety-seven million, nine hundred eighty-four thousand, seven hundred ninety-five.

Scientific notation

• Scientific notation: 1.8640466397984795 × 10¹⁶

Factors of 18640466397984795

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3341

Divisors of 18640466397984795

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 13 15 19 21 35 39 57 65 73 91 95 105 133 169 195 219 247 273 285 365 399 455 507 511 665 741 845 949 1095 1183 1235 1365 1387 1533 1729 1995 2535 2555 2847 3211 3221 3549 3705 4161 4745 5187 5329 5915 6643 6935 7665 8645 9633 9663 9709 12337 14235 15987 16055 16105 17745 18031 19929 20805 22477 22547 25935 26645 29127 33215 37011 37303 41873 48165 48315 48545 54093 61199 61685 67431 67641 69277 79935 86359 90155 99645 101251 111909 112385 112735 125619 126217 145635 183597 185055 186515 207831 209365 234403 235133 259077 270465 293111 303753 305995 337155 338205 346385 378651 428393 431795 484939 506255 544349 559545 628095 631085 703209 705399 708757 795587 879333 900601 917985 1039155 1172015 1175665 1285179 1295385 1316263 1454817 1465555 1518765 1633047 1640821 1645931 1893255 2126271 2141965 2386761 2424695 2701803 2721745 3056729 3516045 3526995 3543785 3810443 3948789 3977935 4396665 4467527 4503005 4922463 4937793 5569109 6304207 6425895 6581315 7274085 8165235 8204105 8229655 9170187 9213841 10342631 10374841 10631355 11431329 11933805 13402581 13509015 15283645 16707327 17111419 17164709 18912621 19052215 19743945 21397103 22337635 24612315 24688965 27641523 27845545 31027893 31124523 31272689 31521035 39737477 45850935 46069205 51334257 51494127 51713155 51874205 57156645 58077851 64191309 67012905 72398417 72623887 83536635 85557095 85823545 93818067 94563105 106985515 119212431 119779933 120152963 134872933 138207615 155139465 155622615 156363445 174233553 197121979 198687385 217195251 217871661 223141217 256671285 257470635 278162339 290389255 320956545 326129471 359339799 360458889 361992085 363119435 404618799 406544957 469090335 591365937 596062155 598899665 600764815 669423651 674364665 755012063 757363393 834487017 871167765 944110531 978388413 985609895 1085976255 1089358305 1115706085 1219634871 1379853853 1390811695 1561988519 1630647355 1753348129 1796698995 1802294445 2023093995 2032724785 2265036189 2272090179 2282906297 2562585727 2832331593 2900835821 2956829685 3347118255 3775060315 3786816965 4139561559 4172435085 4239683123 4685965557 4720552655 4891942065 5260044387 5285084441 5301543751 6098174355 6848718891 6899269265 7687757181 7809942595 8702507463 8766740645 9845724109 11325180945 11360450895 11414531485 12273436903 12719049369 12812928635 14161657965 14389904467 14504179105 15855253323 15904631253 17938100089 20305850747 20697807795 21198415615 23429827785 26300221935 26425422205 26507718755 29537172327 29677781861 33313614451 34243594455 36820310709 38438785905 43169713401 43512537315 49228620545 53814300267 55115880599 55287527689 60917552241 61367184515 63595246845 68920068763 71949522335 79276266615 79523156265 89033345583 89690500445 99940843353 100729331269 101529253735 127994413417 147685861635 148388909305 165347641797 165862583067 166568072255 184101553545 187068758071 206760206289 215848567005 233195301157 269071501335 275579402995 276437638445 302187993807 304587761205 344600343815 383983240251 385811164193 387012693823 445166727915 499704216765 503646656345 561206274213 639972067085 699585903471 718737859957 826738208985 829312915335 895960893919 935343790355 1033801031445 1050463026091 1157433492579 1161038081469 1165976505785 1309481306497 1510939969035 1919916201255 1929055820965 1935063469115 2156213579871 2431893854923 2687882681757 2806031371065 3151389078273 3497929517355 3593689299785 3928443919491 4479804469595 5031165019699 5252315130455 5787167462895 5805190407345 6547406532485 7295681564769 7353241182637 9343592179441 10781067899355 12159469274615 13439413408785 13656019339183 15093495059097 15756945391365 17023256984461 19642219597455 22059723547911 25155825098495 28030776538323 36478407823845 36766205913185 40968058017549 46717960897205 51069770953383 65405145256087 68280096695915 75467475295485 85116284922305 95592135374281 110298617739555 140153882691615 177528251409379 196215435768261 204840290087745 255348854766915 286776406122843 327025726280435 477960676871405 532584754228137 887641257046895 981077178841305 1242697759865653 1433882030614215 2662923771140685 3728093279596959 6213488799328265 18640466397984795
• Sum of all divisors σ(n): 39403389746638080
• Sum of proper divisors (its aliquot sum) s(n): 20762923348653285
• 18640466397984795 is an abundant number, because the sum of its proper divisors (20762923348653285) is greater than itself. Its abundance is 2122456950668490

Bases of 18640466397984795

• Binary: 1000010001110010110011111001010000110010111100000011011₂
• Hexadecimal: 0x423967CA19781B
• Base-36: 53JHS1MS2ZF

Squares and roots of 18640466397984795

• 18640466397984795 squared (18640466397984795²) is 347466987534400237820837051192025
• 18640466397984795 cubed (18640466397984795³) is 6476946705543989266637061241362282030712575259875
• The square root of 18640466397984795 is 136530093.3786569817
• The cube root of 18640466397984795 is 265146.3124529355

Scales and comparisons

• 18,640,466,397,984,795 seconds is equal to 592,709,172 years, 36 weeks, 5 days, 13 hours, 33 minutes, 15 seconds.
• To count from 1 to 18,640,466,397,984,795 would take you about one billion, seven hundred seventy-eight million, one hundred twenty-seven thousand, five hundred eighteen 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 18640466397984795 cubic inches would be around 22095.5 feet tall.

Recreational maths with 18640466397984795

• 18640466397984795 backwards is 59748979366404681
• The number of decimal digits it has is: 17
• The sum of 18640466397984795's digits is 96
• More coming soon!