145536786990

Names of 145536786990

• Cardinal: 145536786990 can be written as One hundred forty-five billion, five hundred thirty-six million, seven hundred eighty-six thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.4553678699 × 10¹¹

Factors of 145536786990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 8304

Divisors of 145536786990

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 27 30 34 35 42 45 49 51 54 63 70 79 85 90 98 102 105 119 126 135 147 153 158 170 189 210 237 238 245 255 270 294 306 315 357 378 395 441 459 474 490 510 553 595 630 711 714 735 765 790 833 882 918 945 1071 1106 1185 1190 1323 1343 1422 1470 1530 1659 1666 1785 1890 2133 2142 2205 2295 2370 2499 2646 2686 2765 3213 3318 3555 3570 3871 4029 4165 4266 4410 4590 4977 4998 5355 5530 6426 6615 6715 7110 7497 7742 8058 8191 8295 8330 9401 9954 10665 10710 11613 12087 12495 13230 13430 14931 14994 16065 16382 16590 18802 19355 20145 21330 22491 23226 24174 24573 24885 24990 28203 29862 32130 34839 36261 37485 38710 40290 40955 44982 47005 49146 49770 56406 57337 58065 60435 65807 69678 72522 73719 74655 74970 81910 84609 94010 104517 112455 114674 116130 120870 122865 131614 139247 141015 147438 149310 169218 172011 174195 181305 197421 209034 221157 224910 245730 253827 278494 282030 286685 329035 344022 348390 362610 368595 394842 401359 417741 423045 442314 507654 516033 522585 573370 592263 647089 658070 696235 737190 802718 835482 846090 860055 974729 987105 1032066 1045170 1105785 1184526 1204077 1253223 1269135 1294178 1392470 1548099 1720110 1776789 1941267 1949458 1974210 2006795 2088705 2211570 2408154 2506446 2538270 2580165 2924187 2961315 3096198 3235445 3553578 3612231 3759669 3882534 4013590 4177410 4529623 4873645 5160330 5823801 5848374 5922630 6020385 6266115 6470890 6823103 7224462 7519338 7740495 8772561 8883945 9059246 9706335 9747290 10836693 11000513 11647602 12040770 12532230 13588869 13646206 14620935 15480990 17471403 17545122 17767890 18061155 18798345 19412670 20469309 21673386 22001026 22648115 26317683 27177738 29119005 29241870 31707361 33001539 34115515 34942806 36122310 37596690 40766607 40938618 43862805 45296230 52635366 54183465 55002565 58238010 61407927 63414722 66003078 67944345 68231030 77003591 81533214 87357015 87725610 95122083 99004617 102346545 108366930 110005130 122299821 122815854 131588415 135888690 154007182 158536805 165007695 174714030 184223781 190244166 198009234 203833035 204693090 231010773 244599642 263176830 285366249 297013851 307039635 317073610 330015390 368447562 385017955 407666070 462021546 475610415 495023085 539025137 570732498 594027702 611499105 614079270 693032319 770035910 856098747 921118905 951220830 990046170 1078050274 1155053865 1222998210 1386064638 1426831245 1485069255 1617075411 1712197494 1842237810 2079096957 2310107730 2695125685 2853662490 2970138510 3234150822 3465161595 4158193914 4280493735 4851226233 5390251370 6930323190 8085377055 8560987470 9702452466 10395484785 14553678699 16170754110 20790969570 24256131165 29107357398 48512262330 72768393495 145536786990
• Sum of all divisors σ(n): 484127539200
• Sum of proper divisors (its aliquot sum) s(n): 338590752210
• 145536786990 is an abundant number, because the sum of its proper divisors (338590752210) is greater than itself. Its abundance is 193053965220

Bases of 145536786990

• Binary: 10000111100010101010110010001000101110₂
• Hexadecimal: 0x21E2AB222E
• Base-36: 1UUWUFJI

Squares and roots of 145536786990

• 145536786990 squared (145536786990²) is 21180956367372633260100
• 145536786990 cubed (145536786990³) is 3082608335082795112730562966099000
• The square root of 145536786990 is 381492.8400245541
• The cube root of 145536786990 is 5260.0627801449

Scales and comparisons

• 145,536,786,990 seconds is equal to 4,627 years, 32 weeks, 1 day, 13 hours, 16 minutes, 30 seconds.
• To count from 1 to 145,536,786,990 would take you about nine thousand, two hundred fifty-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 145536786990 cubic inches would be around 438.3 feet tall.

Recreational maths with 145536786990

• 145536786990 backwards is 099687635541
• 145536786990 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145536786990's digits is 63
• More coming soon!