1688640221268

Names of 1688640221268

• Cardinal: 1688640221268 can be written as One trillion, six hundred eighty-eight billion, six hundred forty million, two hundred twenty-one thousand, two hundred sixty-eight.

Scientific notation

• Scientific notation: 1.688640221268 × 10¹²

Factors of 1688640221268

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 313

Divisors of 1688640221268

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 13 14 18 21 22 26 28 33 36 39 42 44 49 52 63 66 77 78 84 91 98 99 117 121 126 132 143 147 154 156 169 182 196 198 231 234 242 252 273 277 286 294 308 338 363 364 396 429 441 462 468 484 507 539 546 554 572 588 637 676 693 726 819 831 847 858 882 924 1001 1014 1078 1089 1092 1108 1183 1274 1287 1386 1452 1521 1573 1617 1638 1662 1694 1716 1764 1859 1911 1939 2002 2028 2156 2178 2197 2366 2493 2541 2548 2574 2772 3003 3042 3047 3146 3234 3276 3324 3388 3549 3601 3718 3822 3878 4004 4356 4394 4719 4732 4851 4986 5082 5148 5577 5733 5817 5929 6006 6084 6094 6292 6468 6591 7007 7098 7202 7436 7623 7644 7756 8281 8788 9009 9141 9438 9702 9972 10164 10647 10803 11011 11154 11466 11634 11858 12012 12188 13013 13182 13573 14014 14157 14196 14404 15246 15379 16562 16731 17451 17787 18018 18282 18876 19404 19773 20449 21021 21294 21329 21606 22022 22308 22932 23268 23716 24167 24843 25207 26026 26364 27146 27423 28028 28314 28561 30492 30758 32409 33033 33124 33462 33517 34902 35574 36036 36564 39039 39546 39611 40719 40898 42042 42588 42658 43212 44044 46137 46813 48334 49686 50414 52052 53361 54292 54846 56628 57122 61347 61516 63063 63987 64818 66066 66924 67034 69804 71148 72501 74529 75621 77077 78078 79092 79222 81438 81796 84084 85316 85683 91091 92274 93626 96668 99099 99372 100551 100828 106722 107653 109692 114244 117117 118833 122157 122694 126126 127974 129636 132132 134068 138411 140439 143143 145002 149058 149303 151242 154154 156156 158444 162876 169169 171366 176449 182182 184041 184548 187252 191961 198198 199927 201102 213444 215306 217503 226863 231231 234234 234619 237666 244314 245388 252252 255948 257049 265837 273273 276822 277277 280878 286286 290004 298116 298606 301653 302484 308308 314171 322959 327691 338338 342732 352898 356499 364364 368082 383922 396396 399854 402204 421317 429429 430612 435006 435721 447909 453726 462462 468468 469238 475332 488628 507507 514098 514943 529347 531674 546546 553644 554554 561756 572572 597212 599781 603306 608569 628342 645918 655382 676676 693693 703857 705796 712998 736164 767844 797511 799708 819819 831831 842634 858858 870012 871442 895818 907452 924924 938476 942513 968877 983073 1002001 1015014 1028196 1029886 1058694 1063348 1093092 1109108 1184183 1199562 1206612 1217138 1256684 1288287 1291836 1307163 1310764 1343727 1387386 1399489 1407714 1425996 1522521 1544829 1588041 1595022 1639638 1642333 1663662 1685268 1717716 1742884 1791636 1799343 1825707 1860859 1885026 1937754 1940939 1966146 2004002 2030028 2059772 2111571 2117388 2199197 2293837 2368366 2392533 2399124 2434276 2495493 2576574 2614326 2687454 2774772 2798978 2815428 2827539 2949219 3006003 3045042 3050047 3089658 3176082 3190044 3279276 3284666 3327324 3455881 3552549 3598686 3604601 3651414 3721718 3770052 3875508 3881878 3921489 3932292 4008004 4198467 4223142 4259983 4398394 4587674 4634487 4736732 4785066 4926999 4990986 5153148 5228652 5374908 5477121 5582577 5597956 5655078 5664373 5822817 5898438 6012006 6090084 6100094 6179316 6352164 6569332 6597591 6694259 6881511 6911762 7105098 7197372 7209202 7302828 7443436 7763756 7842978 7911397 8396934 8446284 8519966 8796788 9018009 9150141 9175348 9268974 9570132 9853998 9981972 10367643 10657647 10813803 10954242 11165154 11310156 11328746 11645634 11796876 12024012 12200188 12595401 12779949 13026013 13195182 13388518 13763022 13823524 14210196 14418404 14780997 15394379 15685956 15822794 16747731 16793868 16993119 17039932 17468451 18036018 18300282 18537948 19707996 19792773 20082777 20644533 20735286 21315294 21350329 21627606 21908484 22330308 22657492 23291268 23734191 24191167 25190802 25232207 25559898 26052026 26390364 26777036 27450423 27526044 29561994 29819881 30788758 31102929 31645588 32441409 33495462 33986238 34936902 36072036 36600564 38339847 39078039 39585546 39650611 40165554 41289066 41470572 42630588 42700658 43255212 46183137 46859813 47468382 48382334 50381604 50464414 50979357 51119796 52104052 54900846 55379779 59123988 59639762 60248331 61577516 62205858 64050987 64882818 66990924 67972476 69873804 71202573 72573501 73636849 75696621 76679694 78156078 79171092 79301222 80331108 82578132 85401316 87025367 89459643 92366274 93719626 94936764 96764668 100928828 101958714 109801692 110759558 117234117 118951833 119279524 120496662 124411716 128101974 129765636 138549411 140579439 142405146 145147002 147273698 151393242 153359388 156312156 158602444 166139337 169338169 174050734 178919286 184732548 187439252 192152961 203917428 217720503 220910547 221519116 227089863 234468234 237903666 240993324 256203948 261076101 268378929 277098822 277554277 281158878 284810292 290294004 294547396 302786484 328018691 332278674 338676338 348101468 356855499 357838572 384305922 387658453 421738317 435441006 441821094 454179726 468936468 475807332 498418011 508014507 515457943 522152202 536757858 554197644 555108554 562317756 609177569 656037382 662731641 664557348 677352676 713710998 768611844 775316906 783228303 832662831 843476634 870882012 883642188 908359452 957279037 984056073 996836022 1016029014 1030915886 1044304404 1073515716 1110217108 1162975359 1218355138 1312074764 1325463282 1427421996 1524043521 1546373829 1550633812 1566456606 1665325662 1686953268 1827532707 1914558074 1968112146 1993672044 2032058028 2061831772 2325950718 2436710276 2497988493 2650926564 2871837111 2952168219 3048087042 3092747658 3132913212 3330651324 3488926077 3608205601 3655065414 3829116148 3936224292 4264242983 4639121487 4651901436 4995976986 5482598121 5743674222 5904336438 6096174084 6185495316 6700953259 6977852154 7216411202 7310130828 8528485966 8615511333 9278242974 9991953972 10824616803 10965196242 11487348444 11808672876 12792728949 13401906518 13955704308 14432822404 17056971932 17231022666 18556485948 20102859777 21649233606 21930392484 25585457898 26803813036 32473850409 34462045332 38378186847 40205719554 43298467212 46906672813 51170915796 60308579331 64947700818 76756373694 80411439108 93813345626 120617158662 129895401636 140720018439 153512747388 187626691252 241234317324 281440036878 422160055317 562880073756 844320110634 1688640221268
• Sum of all divisors σ(n): 5933993013858
• Sum of proper divisors (its aliquot sum) s(n): 4245352792590
• 1688640221268 is an abundant number, because the sum of its proper divisors (4245352792590) is greater than itself. Its abundance is 2556712571322

Bases of 1688640221268

• Binary: 11000100100101010110011001111000001010100₂
• Hexadecimal: 0x1892ACCF054
• Base-36: LJR0SDP0

Squares and roots of 1688640221268

• 1688640221268 squared (1688640221268²) is 2851505796884039999527824
• 1688640221268 cubed (1688640221268³) is 4815167379797249969740427334882560832
• The square root of 1688640221268 is 1299476.9029374859
• The cube root of 1688640221268 is 11908.1887504007

Scales and comparisons

• 1,688,640,221,268 seconds is equal to 53,693 years, 27 weeks, 6 days, 7 minutes, 48 seconds.
• To count from 1 to 1,688,640,221,268 would take you about one hundred thirty-four thousand, two hundred thirty-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 1688640221268 cubic inches would be around 992.3 feet tall.

Recreational maths with 1688640221268

• 1688640221268 backwards is 8621220468861
• The number of decimal digits it has is: 13
• The sum of 1688640221268's digits is 54
• More coming soon!