145743142545

Names of 145743142545

• Cardinal: 145743142545 can be written as One hundred forty-five billion, seven hundred forty-three million, one hundred forty-two thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 1.45743142545 × 10¹¹

Factors of 145743142545

• Number of distinct prime factors ω(n): 9
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 219

Divisors of 145743142545

• Number of divisors d(n): 768
• Complete list of divisors:
  1 3 5 7 9 11 13 15 21 29 31 33 35 39 45 55 59 61 63 65 77 87 91 93 99 105 117 143 145 155 165 177 183 195 203 217 231 261 273 279 295 305 315 319 341 377 385 403 413 427 429 435 455 465 495 531 549 585 609 649 651 671 693 715 767 793 819 885 899 915 957 1001 1015 1023 1085 1131 1155 1209 1239 1281 1287 1305 1365 1395 1595 1705 1711 1769 1827 1829 1885 1891 1947 1953 2013 2015 2065 2135 2145 2233 2301 2379 2387 2639 2655 2697 2745 2821 2871 3003 3045 3069 3245 3255 3355 3393 3465 3599 3627 3717 3835 3843 3965 4095 4147 4433 4495 4543 4697 4785 5005 5115 5133 5307 5369 5487 5551 5655 5673 5841 6039 6045 6195 6293 6405 6435 6699 6903 7137 7161 7917 8091 8437 8463 8555 8723 8845 9009 9135 9145 9455 9735 9765 9889 10065 10797 11165 11505 11687 11895 11935 11977 12383 12441 12803 13195 13237 13299 13485 13629 14091 14105 14355 15015 15345 15399 15921 16107 16461 16653 16965 17019 17995 18135 18585 18821 18879 19215 19459 20097 20119 20735 20801 21483 22165 22243 22715 22997 23485 23751 23777 24583 25193 25311 25389 25665 26169 26535 26845 27435 27755 28365 29029 29205 29667 30195 31031 31465 32391 33495 34515 35061 35685 35805 35931 37149 37323 38409 39585 39589 39711 39897 40455 40887 42185 42273 42315 43615 45045 46787 48321 49445 49959 53041 53985 54839 56463 56637 58377 58435 59059 59885 60357 61061 61915 62205 62403 64015 66185 66495 66729 68145 68991 69223 70455 71331 73749 75579 75933 76995 78507 79605 80535 81809 82305 83265 85095 87087 89001 93093 94105 94395 97295 100485 100595 104005 104371 105183 107415 107793 111215 111447 111569 114985 115227 118755 118767 118885 119133 122915 125965 126555 126945 128557 130845 131747 136213 140361 140833 145145 145607 148335 155155 155701 159123 160979 161955 164517 166439 169389 172081 175131 175305 177177 179655 181071 183183 185745 186615 187209 192045 197945 198555 199485 200187 204435 206973 207669 211365 213993 221247 226737 233935 241605 244673 245427 249795 252967 261261 261547 265205 270413 274195 277123 279279 282315 283185 291885 295295 301785 305305 312015 313113 327509 333645 334707 344955 346115 356301 356655 368745 371287 377895 379665 383873 385671 392535 395241 408639 409045 421083 422499 435435 436821 445005 465465 467103 477369 482937 493551 499317 514657 516243 521855 525915 531531 538965 549549 557235 557845 576135 583451 593835 595665 603229 623007 642785 658735 681065 689533 701805 704165 712907 728035 730597 734019 736281 758901 778505 780983 784641 795615 804895 811239 822585 831369 832195 846945 860405 875655 885885 899899 905355 915915 936045 939339 982527 1000935 1004121 1034865 1038345 1069965 1106235 1113861 1133685 1148081 1151619 1157013 1185723 1223365 1225917 1227135 1227259 1264835 1267497 1306305 1307735 1310463 1352065 1356823 1385615 1396395 1401309 1448811 1450397 1497951 1543971 1548729 1565565 1637545 1673535 1712711 1750353 1770769 1781505 1809687 1830829 1856435 1892891 1919365 1928355 1976205 2043195 2068599 2105415 2112495 2138721 2184105 2191791 2202057 2276703 2335515 2342949 2353923 2386845 2414685 2433717 2467755 2494107 2496585 2573285 2581215 2657655 2699697 2747745 2917255 2947581 3016145 3115035 3235501 3341583 3444243 3447665 3454857 3564535 3602599 3652985 3670095 3681405 3681777 3794505 3904915 3923205 4056195 4070469 4084157 4156845 4222603 4351191 4499495 4631913 4696695 4826731 4912635 4990349 5020605 5138133 5251059 5312307 5429061 5492487 5569305 5678673 5740405 5758095 5785065 5928615 6129585 6136295 6205797 6337485 6416163 6552315 6575373 6784115 7006545 7028847 7244055 7251985 7489755 7584863 7719855 7743645 7841977 8036567 8099091 8563555 8590813 8751765 8853845 9048435 9154145 9464455 9497761 9706503 10152779 10332729 10342995 10693605 10807797 10958955 11010285 11045331 11383515 11714745 11769615 12168585 12211407 12252471 12470535 12667809 13053573 13498485 14480193 14737905 14925053 14971047 15414399 15936921 15954367 16177505 16477461 16707915 17036019 17221215 17274285 18012995 18408885 20352345 20420785 21113015 21755955 22648507 22754589 23159565 23525931 24109701 24133655 24951745 25690665 25772439 26255295 26561535 27145305 27462435 28393365 28493283 29119509 30458337 31028985 32080815 32423391 32876865 35144235 35590511 36757413 37924315 38003427 39209885 40182835 40495455 42061513 42954065 43440579 44775159 44913141 47488805 47863101 48532515 50763895 51663645 53094041 54038985 54893839 55226655 61057035 61262355 63339045 65267865 67945521 68263767 70577793 72329103 72400965 74625265 74855235 77071995 77317317 79684605 79771835 82387305 85180095 85479849 91375011 104475371 106771533 111680569 113242535 113772945 117629655 120548505 126184539 128862195 134325477 142466415 143589303 145597545 152291685 159282123 162116955 164681517 177952555 183787065 190017135 203836563 210307565 217202895 223875795 224565705 239315505 249133577 265470205 274469195 294430591 313426113 320314599 335041707 339727605 341318835 352888965 361645515 378553617 386586585 427399245 456875055 462676643 477846369 494044551 522376855 533857665 558402845 630922695 671627385 717946515 747400731 796410615 823407585 883291773 940278339 1005125121 1019182815 1245667885 1388029929 1472152955 1567130565 1601572995 1675208535 1892768085 2242202193 2313383215 2389231845 2470222755 2649875319 3238736501 3737003655 4164089787 4416458865 4701391695 5025625605 6940149645 9716209503 11211010965 13249376595 16193682505 20820448935 29148628509 48581047515 145743142545
• Sum of all divisors σ(n): 374376038400
• Sum of proper divisors (its aliquot sum) s(n): 228632895855
• 145743142545 is an abundant number, because the sum of its proper divisors (228632895855) is greater than itself. Its abundance is 82889753310

Bases of 145743142545

• Binary: 10000111101110111101111101111010010001₂
• Hexadecimal: 0x21EEF7DE91
• Base-36: 1UYBPCI9

Squares and roots of 145743142545

• 145743142545 squared (145743142545²) is 21241063598892189077025
• 145743142545 cubed (145743142545³) is 3095739359900755016739946559528625
• The square root of 145743142545 is 381763.2021882151
• The cube root of 145743142545 is 5262.5476743687

Scales and comparisons

• 145,743,142,545 seconds is equal to 4,634 years, 9 weeks, 2 days, 22 hours, 15 minutes, 45 seconds.
• To count from 1 to 145,743,142,545 would take you about nine thousand, two hundred sixty-eight 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 145743142545 cubic inches would be around 438.5 feet tall.

Recreational maths with 145743142545

• 145743142545 backwards is 545241347541
• 145743142545 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145743142545's digits is 45
• More coming soon!