1989321758928

Names of 1989321758928

• Cardinal: 1989321758928 can be written as One trillion, nine hundred eighty-nine billion, three hundred twenty-one million, seven hundred fifty-eight thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.989321758928 × 10¹²

Factors of 1989321758928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 78

Divisors of 1989321758928

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 29 36 37 42 48 54 56 58 63 72 74 81 84 87 108 111 112 116 126 144 148 162 168 174 189 203 216 222 232 243 252 259 261 296 324 333 336 348 378 406 432 444 464 486 504 518 522 567 592 609 648 666 696 729 756 777 783 812 841 888 972 999 1008 1036 1044 1073 1134 1218 1296 1332 1392 1458 1512 1554 1566 1624 1682 1701 1776 1827 1944 1998 2072 2088 2146 2187 2268 2331 2349 2436 2523 2664 2916 2997 3024 3108 3132 3219 3248 3364 3402 3654 3888 3996 4144 4176 4292 4374 4536 4662 4698 4872 5046 5103 5328 5481 5832 5887 5994 6216 6264 6438 6561 6728 6804 6993 7047 7308 7511 7569 7992 8584 8748 8991 9072 9324 9396 9657 9744 10092 10206 10962 11664 11774 11988 12432 12528 12876 13122 13456 13608 13986 14094 14616 15022 15138 15309 15984 16443 17168 17496 17661 17982 18648 18792 19314 19683 20184 20412 20979 21141 21924 22533 22707 23548 23976 24389 25752 26244 26973 27216 27972 28188 28971 29232 30044 30276 30618 31117 32886 34992 35322 35964 37296 37584 38628 39366 40368 40824 41958 42282 43848 45066 45414 45927 47096 47952 48778 49329 51504 52488 52983 53946 55944 56376 57942 60088 60552 61236 62234 62937 63423 65772 67599 68121 70644 71928 73167 77256 78732 80919 81648 83916 84564 86913 87696 90132 90828 91854 93351 94192 97556 98658 104976 105966 107892 111888 112752 115884 120176 121104 122472 124468 125874 126846 131544 135198 136242 137781 141288 143856 146334 147987 154512 157464 158949 161838 167832 169128 170723 173826 180264 181656 183708 186702 188811 190269 195112 197316 202797 204363 211932 215784 217819 219501 231768 242757 244944 248936 251748 253692 260739 263088 270396 272484 275562 280053 282576 292668 295974 314928 317898 323676 335664 338256 341446 347652 360528 363312 367416 373404 377622 380538 390224 394632 405594 408726 423864 431568 435638 439002 443961 463536 476847 485514 497872 503496 507384 512169 521478 540792 544968 551124 560106 566433 570807 585336 591948 608391 613089 635796 647352 653457 658503 682892 695304 728271 734832 746808 755244 761076 782217 789264 811188 817452 840159 847728 871276 878004 887922 902393 953694 971028 1006992 1014768 1024338 1042956 1081584 1089936 1102248 1120212 1132866 1141614 1170672 1183896 1216782 1226178 1271592 1294704 1306914 1317006 1331883 1365784 1390608 1430541 1456542 1493616 1510488 1522152 1536507 1564434 1622376 1634904 1680318 1699299 1742552 1756008 1775844 1804786 1825173 1839267 1907388 1942056 1960371 1975509 2048676 2085912 2204496 2240424 2265732 2283228 2346651 2367792 2433564 2452356 2520477 2543184 2613828 2634012 2663766 2707179 2731568 2861082 2913084 3020976 3044304 3073014 3128868 3244752 3269808 3360636 3398598 3485104 3512016 3551688 3609572 3650346 3678534 3814776 3884112 3920742 3951018 3995649 4097352 4171824 4291623 4480848 4531464 4566456 4609521 4693302 4867128 4904712 5040954 5097897 5227656 5268024 5327532 5414358 5475519 5517801 5722164 5826168 5881113 5926527 6146028 6257736 6316751 6721272 6797196 7039953 7103376 7219144 7300692 7357068 7561431 7629552 7841484 7902036 7991298 8121537 8194704 8583246 9062928 9132912 9219042 9386604 9734256 9809424 10081908 10195794 10455312 10536048 10655064 10828716 10951038 11035602 11444328 11652336 11762226 11853054 12292056 12515472 12633502 12874869 13442544 13594392 13828563 14079906 14438288 14601384 14714136 15122862 15682968 15804072 15982596 16243074 16426557 16553403 17166492 17643339 17779581 18438084 18773208 18950253 20163816 20391588 21119859 21310128 21657432 21902076 22071204 22684293 22888656 23524452 23706108 24364611 24584112 25267004 25749738 27188784 27657126 28159812 29202768 29428272 30245724 31365936 31608144 31965192 32486148 32853114 33106806 34332984 35286678 35559162 36876168 37546416 37900506 38624607 40327632 40783176 41485689 42239718 43314864 43804152 44142408 45368586 47048904 47412216 48729222 49279671 50534008 51499476 52930017 53338743 55314252 56319624 56850759 60491448 63930384 64972296 65706228 66213612 68052879 68665968 70573356 71118324 73093833 73752336 75801012 77249214 81566352 82971378 84479436 87608304 88284816 90737172 94097808 94824432 97458444 98559342 101068016 102998952 105860034 106677486 110628504 112639248 113701518 115873821 120982896 124457067 129944592 131412456 132427224 136105758 141146712 142236648 146187666 147839013 151602024 154498428 158790051 160016229 165942756 168958872 170552277 181474344 194916888 197118684 204158637 205997904 211720068 213354972 219281499 221257008 227403036 231747642 248914134 262824912 264854448 272211516 282293424 284473296 292375332 295678026 303204048 308996856 317580102 320032458 331885512 337917744 341104554 362948688 373371201 389833776 394237368 408317274 423440136 426709944 438562998 454806072 463495284 476370153 480048687 497828268 511656831 544423032 584750664 591356052 612475911 617993712 635160204 640064916 657844497 663771024 682209108 746742402 788474736 816634548 846880272 853419888 877125996 909612144 926990568 952740306 960097374 995656536 1023313662 1088846064 1120113603 1169501328 1182712104 1224951822 1270320408 1280129832 1315688994 1364418216 1429110459 1493484804 1534970493 1633269096 1754251992 1853981136 1905480612 1920194748 1973533491 1991313072 2046627324 2240227206 2365424208 2449903644 2540640816 2560259664 2631377988 2728836432 2858220918 2986969608 3069940986 3266538192 3360340809 3508503984 3810961224 3840389496 3947066982 4093254648 4287331377 4480454412 4604911479 4899807288 5262755976 5716441836 5920600473 5973939216 6139881972 6720681618 7621922448 7680778992 7894133964 8186509296 8574662754 8960908824 9209822958 9799614576 10525511952 11432883672 11841200946 12279763944 13441363236 13814734437 15788267928 17149325508 17761801419 17921817648 18419645916 22865767344 23682401892 24559527888 26882726472 27629468874 31576535856 34298651016 35523602838 36839291832 41444203311 47364803784 53765452944 55258937748 68597302032 71047205676 73678583664 82888406622 94729607568 110517875496 124332609933 142094411352 165776813244 221035750992 248665219866 284188822704 331553626488 497330439732 663107252976 994660879464 1989321758928
• Sum of all divisors σ(n): 7028195285760
• Sum of proper divisors (its aliquot sum) s(n): 5038873526832
• 1989321758928 is an abundant number, because the sum of its proper divisors (5038873526832) is greater than itself. Its abundance is 3049551767904

Bases of 1989321758928

• Binary: 11100111100101100110100010001100011010000₂
• Hexadecimal: 0x1CF2CD118D0
• Base-36: PDVQT900

Squares and roots of 1989321758928

• 1989321758928 squared (1989321758928²) is 3957401060544391747709184
• 1989321758928 cubed (1989321758928³) is 7872544038545702012778721929499594752
• The square root of 1989321758928 is 1410433.1813056585
• The cube root of 1989321758928 is 12576.7475727955

Scales and comparisons

• 1,989,321,758,928 seconds is equal to 63,254 years, 14 weeks, 3 days, 9 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,989,321,758,928 would take you about one hundred fifty-eight thousand, one hundred thirty-five 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 1989321758928 cubic inches would be around 1048.1 feet tall.

Recreational maths with 1989321758928

• 1989321758928 backwards is 8298571239891
• 1989321758928 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1989321758928's digits is 72
• More coming soon!