668355501996

Names of 668355501996

• Cardinal: 668355501996 can be written as Six hundred sixty-eight billion, three hundred fifty-five million, five hundred one thousand, nine hundred ninety-six.

Scientific notation

• Scientific notation: 6.68355501996 × 10¹¹

Factors of 668355501996

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 291

Divisors of 668355501996

• Number of divisors d(n): 486
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 18 21 26 28 36 39 42 49 52 63 78 84 91 98 117 126 127 139 147 156 169 182 196 234 252 254 273 278 294 338 364 381 417 441 468 507 508 546 556 588 637 676 762 819 834 882 889 973 1014 1092 1143 1183 1251 1274 1521 1524 1638 1651 1668 1764 1778 1807 1911 1946 2028 2286 2366 2502 2548 2667 2919 3042 3276 3302 3549 3556 3614 3822 3892 4572 4732 4953 5004 5334 5421 5733 5838 6084 6223 6604 6811 7098 7228 7644 8001 8281 8757 9906 10647 10668 10842 11466 11557 11676 12446 12649 13622 14196 14859 16002 16129 16263 16562 17514 17653 18669 19812 20433 21294 21463 21684 22932 23114 23491 24843 24892 25298 27244 29718 32004 32258 32526 33124 34671 35028 35306 37338 37947 40866 42588 42926 46228 46982 48387 49686 50596 52959 56007 59436 61299 64389 64516 65052 69342 70473 70612 74529 74676 75894 80899 81732 85852 88543 93964 96774 99372 104013 105918 112014 112903 113841 122598 123571 128778 138684 140946 145161 149058 150241 151788 158877 161798 164437 177086 193167 193548 208026 209677 211419 211836 224028 225806 227682 229489 242697 245196 247142 257556 265629 281892 290322 298116 300482 317754 323596 328874 338709 354172 370713 386334 416052 419354 422838 450723 451612 455364 458978 485394 493311 494284 531258 580644 600964 629031 635508 657748 677418 688467 728091 741426 772668 790321 796887 838708 845676 864997 901446 917956 970788 986622 1016127 1051687 1062516 1112139 1151059 1258062 1352169 1354836 1376934 1456182 1467739 1479933 1482852 1580642 1593774 1606423 1729994 1802892 1887093 1973244 2032254 2065401 2103374 2224278 2241931 2302118 2370963 2516124 2594991 2704338 2725801 2753868 2912364 2935478 2959866 2983357 3155061 3161284 3187548 3212846 3453177 3459988 3774186 4064508 4130802 4206748 4403217 4448556 4483862 4604236 4741926 4819269 5189982 5408676 5451602 5870956 5919732 5966714 6310122 6425692 6725793 6906354 7112889 7548372 7784973 8177403 8261604 8806434 8950071 8967724 9465183 9483852 9638538 10274173 10359531 10379964 10903204 11244961 11933428 12620244 13209651 13451586 13812708 14225778 14457807 15569946 15693517 16354806 17612868 17900142 18930366 19080607 19277076 20177379 20548346 20719062 20883499 22489922 24532209 26419302 26850213 26903172 28451556 28915614 29145103 30822519 31139892 31387034 32709612 33734883 35800284 37860732 38161214 40354758 41096692 41438124 41766998 44979844 47080551 49064418 52838604 53700426 57241821 57831228 58290206 61645038 62650497 62774068 67469766 76322428 80709516 83533996 87435309 92467557 94161102 98128836 101204649 107400852 109854619 114483642 116580412 123290076 125300994 133564249 134939532 141241653 146184493 171725463 174870618 184935114 187951491 188322204 202409298 204015721 219709238 228967284 250601988 262305927 267128498 282483306 292368986 329563857 343450926 349741236 369870228 375902982 378886339 400692747 404818596 408031442 438553479 439418476 524611854 534256996 564966612 584737972 612047163 659127714 686901852 751805964 757772678 801385494 816062884 877106958 988691571 1049223708 1136659017 1202078241 1224094326 1315660437 1318255428 1428110047 1515545356 1602770988 1754213916 1836141489 1977383142 2273318034 2404156482 2448188652 2631320874 2652204373 2856220094 3409977051 3672282978 3954766284 4284330141 4546636068 4808312964 5262641748 5304408746 5712440188 6819954102 7344565956 7956613119 8568660282 10608817492 12852990423 13639908204 15913226238 17137320564 18565430611 23869839357 25705980846 31826452476 37130861222 47739678714 51411961692 55696291833 74261722444 95479357428 111392583666 167088875499 222785167332 334177750998 668355501996
• Sum of all divisors σ(n): 2160408011580
• Sum of proper divisors (its aliquot sum) s(n): 1492052509584
• 668355501996 is an abundant number, because the sum of its proper divisors (1492052509584) is greater than itself. Its abundance is 823697007588

Bases of 668355501996

• Binary: 1001101110011101000101111001111110101100₂
• Hexadecimal: 0x9B9D179FAC
• Base-36: 8J1DLXV0

Squares and roots of 668355501996

• 668355501996 squared (668355501996²) is 446699077048325159984016
• 668355501996 cubed (668355501996³) is 298553785881783244252154025016095936
• The square root of 668355501996 is 817530.1229899727
• The cube root of 668355501996 is 8743.1750948855

Scales and comparisons

• 668,355,501,996 seconds is equal to 21,251 years, 33 weeks, 1 day, 2 hours, 6 minutes, 36 seconds.
• To count from 1 to 668,355,501,996 would take you about forty-two thousand, five hundred three 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 668355501996 cubic inches would be around 728.6 feet tall.

Recreational maths with 668355501996

• 668355501996 backwards is 699105553866
• 668355501996 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 668355501996's digits is 63
• More coming soon!