198405040387968

Names of 198405040387968

• Cardinal: 198405040387968 can be written as One hundred ninety-eight trillion, four hundred five billion, forty million, three hundred eighty-seven thousand, nine hundred sixty-eight.

Scientific notation

• Scientific notation: 1.98405040387968 × 10¹⁴

Factors of 198405040387968

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 560161

Divisors of 198405040387968

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 32 34 36 37 48 51 54 64 68 72 74 96 102 108 111 128 136 144 148 153 163 192 204 216 222 272 288 296 306 326 333 384 408 432 444 459 489 544 576 592 612 629 652 666 816 864 888 918 978 999 1088 1152 1184 1224 1258 1304 1332 1467 1632 1728 1776 1836 1887 1956 1998 2176 2368 2448 2516 2608 2664 2771 2934 3264 3456 3552 3672 3774 3912 3996 4401 4736 4896 5032 5216 5328 5542 5661 5868 6031 6528 7104 7344 7548 7824 7992 8313 8802 9792 10064 10432 10656 11084 11322 11736 12062 14208 14688 15096 15648 15984 16626 16983 17604 18093 19584 20128 20864 21312 22168 22644 23472 24124 24939 29376 30192 31296 31968 33252 33966 35208 36186 40256 42624 44336 45288 46944 48248 49878 54279 58752 60384 62592 63936 66504 67932 70416 72372 74817 80512 88672 90576 93888 96496 99756 102527 108558 120768 127872 133008 135864 140832 144744 149634 162837 177344 181152 187776 192992 199512 205054 217116 241536 266016 271728 281664 289488 299268 307581 325674 354688 362304 385984 399024 410108 434232 532032 543456 559939 563328 578976 598536 615162 651348 724608 771968 798048 820216 868464 922743 1064064 1086912 1119878 1157952 1197072 1230324 1302696 1596096 1640432 1679817 1736928 1845486 2173824 2239756 2315904 2394144 2460648 2605392 2768229 3192192 3280864 3359634 3473856 3690972 4479512 4788288 4921296 5039451 5210784 5536458 6561728 6719268 6947712 7381944 8959024 9518963 9576576 9842592 10078902 10421568 11072916 13123456 13438536 14763888 15118353 17918048 19037926 19685184 20157804 20717743 20843136 22145832 26877072 28556889 29527776 30236706 35836096 38075852 39370368 40315608 41435486 44291664 53754144 57113778 59055552 60473412 62153229 71672192 76151704 80631216 82870972 85670667 88583328 91270057 107508288 114227556 118111104 120946824 124306458 152303408 161262432 165741944 171341334 177166656 182540114 186459687 215016576 228455112 241893648 248612916 257012001 273810171 304606816 322524864 331483888 342682668 352201631 354333312 365080228 372919374 456910224 483787296 497225832 514024002 547620342 559379061 609213632 645049728 662967776 685365336 704403262 730160456 745838748 821430513 913820448 967574592 994451664 1028048004 1056604893 1095240684 1118758122 1218427264 1325935552 1370730672 1408806524 1460320912 1491677496 1551590969 1642861026 1827640896 1935149184 1988903328 2056096008 2113209786 2190481368 2237516244 2464291539 2651871104 2741461344 2817613048 2920641824 2983354992 3103181938 3169814679 3285722052 3376992109 3655281792 3977806656 4112192016 4226419572 4380962736 4475032488 4654772907 4928583078 5482922688 5635226096 5841283648 5966709984 6206363876 6339629358 6571444104 6753984218 7955613312 8224384032 8452839144 8761925472 8950064976 9309545814 9509444037 9857166156 10130976327 10965845376 11270452192 11682567296 11933419968 12412727752 12679258716 13142888208 13507968436 13964318721 16448768064 16905678288 17523850944 17900129952 18619091628 19018888074 19714332312 20261952654 22540904384 23866839936 24825455504 25358517432 26285776416 27015936872 27928637442 30392928981 32897536128 33811356576 35047701888 35800259904 37238183256 38037776148 39428664624 40523905308 41892956163 45081808768 49650911008 50717034864 52571552832 54031873744 55857274884 57408865853 60785857962 67622713152 71600519808 74476366512 76075552296 78857329248 81047810616 83785912326 91178786943 99301822016 101434069728 105143105664 108063747488 111714549768 114817731706 121571715924 135245426304 148952733024 152151104592 157714658496 162095621232 167571824652 172226597559 182357573886 198603644032 202868139456 216127494976 223429099536 229635463412 243143431848 297905466048 304302209184 315429316992 324191242464 335143649304 344453195118 364715147772 405736278912 432254989952 446858199072 459270926824 486286863696 516679792677 595810932096 608604418368 648382484928 670287298608 688906390236 729430295544 893716398144 918541853648 972573727392 1033359585354 1217208836736 1296764969856 1340574597216 1377812780472 1458860591088 1550039378031 1787432796288 1837083707296 1945147454784 2066719170708 2681149194432 2755625560944 2917721182176 3100078756062 3674167414592 3890294909568 4133438341416 5362298388864 5511251121888 5835442364352 6200157512124 7348334829184 8266876682832 11022502243776 11670884728704 12400315024248 16533753365664 22045004487552 24800630048496 33067506731328 49601260096992 66135013462656 99202520193984 198405040387968
• Sum of all divisors σ(n): 640680660288000
• Sum of proper divisors (its aliquot sum) s(n): 442275619900032
• 198405040387968 is an abundant number, because the sum of its proper divisors (442275619900032) is greater than itself. Its abundance is 243870579512064

Bases of 198405040387968

• Binary: 101101000111001011000101111101000011011110000000₂
• Hexadecimal: 0xB472C5F43780
• Base-36: 1YBU0MDPC0

Squares and roots of 198405040387968

• 198405040387968 squared (198405040387968²) is 39364560051351213267959169024
• 198405040387968 cubed (198405040387968³) is 7810127126842929156480597157717063847903232
• The square root of 198405040387968 is 14085632.4099405633
• The cube root of 198405040387968 is 58324.4833393943

Scales and comparisons

• 198,405,040,387,968 seconds is equal to 6,308,666 years, 30 weeks, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 198,405,040,387,968 would take you about fifteen million, seven hundred seventy-one thousand, six hundred sixty-six 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 198405040387968 cubic inches would be around 4860.4 feet tall.

Recreational maths with 198405040387968

• 198405040387968 backwards is 869783040504891
• 198405040387968 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 198405040387968's digits is 72
• More coming soon!