1821320893980

Names of 1821320893980

• Cardinal: 1821320893980 can be written as One trillion, eight hundred twenty-one billion, three hundred twenty million, eight hundred ninety-three thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.82132089398 × 10¹²

Factors of 1821320893980

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 26553

Divisors of 1821320893980

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 28 30 35 36 38 42 43 45 57 60 63 67 70 76 84 86 90 95 105 114 126 129 133 134 140 171 172 180 190 201 210 215 228 252 258 266 268 285 301 315 335 342 380 387 399 402 420 430 469 516 532 570 602 603 630 645 665 670 684 774 798 804 817 855 860 903 938 1005 1140 1197 1204 1206 1260 1273 1290 1330 1340 1407 1505 1548 1596 1634 1710 1806 1876 1935 1995 2010 2345 2394 2412 2451 2546 2580 2660 2709 2814 2881 3010 3015 3268 3420 3612 3819 3870 3990 4020 4085 4221 4515 4690 4788 4902 5092 5418 5628 5719 5762 5985 6020 6030 6365 7035 7353 7638 7740 7980 8170 8442 8643 8911 9030 9380 9804 10836 11438 11457 11524 11970 12060 12255 12730 13545 14070 14405 14706 15276 16340 16884 17157 17286 17822 18060 19095 20167 21105 22876 22914 23940 24510 25460 25929 26407 26733 27090 28140 28595 28810 29412 34314 34572 35644 36765 38190 40334 42210 43215 44555 45828 49020 51471 51858 52814 53466 54180 54739 57190 57285 57620 60501 68628 73530 76380 79221 80199 80668 84420 85785 86430 89110 100835 102942 103716 105628 106932 109478 114380 114570 121002 129645 132035 133665 147060 158442 160398 164217 171570 172860 178220 181503 184849 201670 205884 218956 229140 237663 242004 257355 259290 264070 267330 273695 302505 316884 320796 328434 343140 363006 369698 383173 396105 400995 403340 475326 492651 501733 514710 518580 528140 534660 547390 554547 605010 656868 726012 739396 766346 792210 801990 821085 907515 924245 950652 985302 1003466 1029420 1094780 1109094 1135501 1149519 1188315 1210020 1505199 1532692 1584420 1603980 1642170 1663641 1769269 1815030 1848490 1915865 1970604 2006932 2218188 2271002 2299038 2376630 2463255 2508665 2772735 3010398 3284340 3327282 3406503 3448557 3512131 3538538 3630060 3696980 3831730 4515597 4542004 4598076 4753260 4926510 5017330 5307807 5545470 5677505 5747595 6020796 6654564 6813006 6897114 7024262 7077076 7525995 7663460 7948507 8318205 8846345 9031194 9853020 10034660 10219509 10536393 10615614 11090940 11355010 11495190 12384883 13626012 13794228 14048524 15051990 15897014 15923421 16636410 17032515 17242785 17560655 17692690 18062388 20439018 21072786 21231228 21574519 22577985 22710020 22990380 23845521 24769766 26539035 30103980 31609179 31794028 31846842 33272820 33616111 34065030 34485570 35121310 35385380 37154649 39742535 40878036 42145572 43149038 45155970 47691042 49539532 51097545 52681965 53078070 61924415 63218358 63693684 64723557 67232222 68130060 68971140 70242620 71536563 74309298 76078567 79485070 79617105 86298076 90311940 95382084 100848333 102195090 105363930 106156140 107872595 111463947 119227605 123848830 126436716 129447114 134464444 143073126 148618596 151021633 152157134 158045895 158970140 159234210 168080555 185773245 194170671 201696666 204390180 210727860 215745190 222927894 228235701 235312777 238455210 247697660 258894228 286146252 302043266 302544999 304314268 316091790 318468420 323617785 336161110 357682815 371546490 380392835 388341342 403393332 431490380 445855788 453064899 456471402 470625554 476910420 504241665 532549969 557319735 604086532 605089998 632183580 647235570 672322220 684707103 705938331 715365630 743092980 755108165 760785670 776682684 906129798 912942804 941251108 970853355 1008483330 1065099938 1114639470 1141178505 1176563885 1210179996 1294471140 1359194697 1369414206 1411876662 1430731260 1445492773 1510216330 1512724995 1521571340 1597649907 1812259596 1941706710 2016966660 2117814993 2130199876 2229278940 2265324495 2282357010 2353127770 2662749845 2718389394 2738828412 2823753324 2890985546 3020432660 3025449990 3195299814 3423535515 3529691655 3883413420 4235629986 4336478319 4530648990 4564714020 4706255540 4792949721 5325499690 5436778788 5781971092 6050899980 6390599628 6795973485 6847071030 7059383310 7227463865 7988249535 8471259972 8672956638 9061297980 9585899442 10118449411 10589074965 10650999380 13009434957 13591946970 13694142060 14118766620 14454927730 15976499070 17345913276 19171798884 20236898822 21178149930 21682391595 23964748605 26018869914 27183893940 28909855460 30355348233 31952998140 40473797644 42356299860 43364783190 47929497210 50592247055 52037739828 60710696466 65047174785 86729566380 91066044699 95858994420 101184494110 121421392932 130094349570 151776741165 182132089398 202368988220 260188699140 303553482330 364264178796 455330223495 607106964660 910660446990 1821320893980
• Sum of all divisors σ(n): 6902552616960
• Sum of proper divisors (its aliquot sum) s(n): 5081231722980
• 1821320893980 is an abundant number, because the sum of its proper divisors (5081231722980) is greater than itself. Its abundance is 3259910829000

Bases of 1821320893980

• Binary: 11010100000001111001011110101011000011100₂
• Hexadecimal: 0x1A80F2F561C
• Base-36: N8PBFNZ0

Squares and roots of 1821320893980

• 1821320893980 squared (1821320893980²) is 3317209798848106400240400
• 1821320893980 cubed (1821320893980³) is 6041703516357249123116005014912792000
• The square root of 1821320893980 is 1349563.2234097075
• The cube root of 1821320893980 is 12212.2444790965

Scales and comparisons

• 1,821,320,893,980 seconds is equal to 57,912 years, 19 weeks, 1 day, 22 hours, 33 minutes.
• To count from 1 to 1,821,320,893,980 would take you about one hundred forty-four thousand, seven hundred eighty 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 1821320893980 cubic inches would be around 1017.7 feet tall.

Recreational maths with 1821320893980

• 1821320893980 backwards is 0893980231281
• The number of decimal digits it has is: 13
• The sum of 1821320893980's digits is 54
• More coming soon!