1387082728601990

Names of 1387082728601990

• Cardinal: 1387082728601990 can be written as One quadrillion, three hundred eighty-seven trillion, eighty-two billion, seven hundred twenty-eight million, six hundred one thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.38708272860199 × 10¹⁵

Factors of 1387082728601990

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 147919

Divisors of 1387082728601990

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 5 7 10 14 17 29 34 35 58 70 79 85 119 145 158 170 203 238 290 395 406 493 553 595 790 986 1015 1106 1190 1343 2030 2291 2465 2686 2765 3451 3527 4582 4930 5530 6715 6902 7054 9401 11455 13430 16037 17255 17635 18802 22910 24689 32074 34510 35270 38947 47005 49378 59959 77894 80185 94010 102283 119918 123445 144253 160370 194735 204566 246890 272629 278633 288506 299795 389470 419713 511415 545258 557266 599590 715981 721265 839426 1009771 1022830 1363145 1393165 1431962 1442530 1738811 1950431 2019542 2098565 2452301 2726290 2786330 3477622 3579905 3900862 4183337 4197130 4736761 4904602 5048855 7159810 8080357 8366674 8694055 9473522 9752155 10097710 11395987 12171677 12261505 16160714 17166107 17388110 19504310 20916685 22791974 23683805 24343354 24523010 29283359 33157327 34332214 40401785 41833370 47367610 56562499 56979935 58566718 60858385 66314654 71116729 79771909 80803570 85830535 113124998 113959870 121716770 137366069 142233458 146416795 159543818 165786635 171661070 193731779 274732138 282812495 292833590 330483623 331573270 355583645 387463558 398859545 497817103 508780331 565624990 660967246 686830345 711167290 797719090 961562483 968658895 995634206 1017560662 1356122453 1373660690 1652418115 1923124966 1937317790 2313385361 2489085515 2543901655 2712244906 3304836230 3561462317 4626770722 4807812415 4978171030 5087803310 5618221591 6780612265 7122924634 8649265627 9615624830 11236443182 11566926805 13561224530 14754629599 17298531254 17807311585 23133853610 28091107955 29509259198 35614623170 39327551137 40193646149 43246328135 56182215910 60544859389 73773147995 78655102274 80387292298 86492656270 103282407193 121089718778 147546295990 196637755685 200968230745 206564814386 250828703183 281355523043 302724296945 393275511370 401936461490 501657406366 516412035965 562711046086 605448593890 683291984533 1032824071930 1165615738321 1254143515915 1366583969066 1406777615215 1755800922281 2331231476642 2508287031830 2813555230430 3416459922665 3511601844562 4783043891731 5828078691605 6832919845330 8159310168247 8779004611405 9566087783462 11656157383210 16318620336494 17558009222810 19815467551457 23915219458655 39630935102914 40796550841235 47830438917310 81593101682470 99077337757285 138708272860199 198154675514570 277416545720398 693541364300995 1387082728601990
• Sum of all divisors σ(n): 3165939999129600
• Sum of proper divisors (its aliquot sum) s(n): 1778857270527610
• 1387082728601990 is an abundant number, because the sum of its proper divisors (1778857270527610) is greater than itself. Its abundance is 391774541925620

Bases of 1387082728601990

• Binary: 100111011011000101101011101010011111111100110000110₂
• Hexadecimal: 0x4ED8B5D4FF986
• Base-36: DNOH0B70JQ

Squares and roots of 1387082728601990

• 1387082728601990 squared (1387082728601990²) is 1923998495985941847219831960100
• 1387082728601990 cubed (1387082728601990³) is 2668745083638305121689620863524961794460599000
• The square root of 1387082728601990 is 37243559.5586940373
• The cube root of 1387082728601990 is 111523.7732386933

Scales and comparisons

• 1,387,082,728,601,990 seconds is equal to 44,104,940 years, 12 weeks, 3 days, 16 hours, 59 minutes, 50 seconds.
• To count from 1 to 1,387,082,728,601,990 would take you about one hundred thirty-two million, three hundred fourteen thousand, eight hundred twenty 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 1387082728601990 cubic inches would be around 9293.6 feet tall.

Recreational maths with 1387082728601990

• 1387082728601990 backwards is 0991068272807831
• The number of decimal digits it has is: 16
• The sum of 1387082728601990's digits is 71
• More coming soon!