38139448490

Names of 38139448490

• Cardinal: 38139448490 can be written as Thirty-eight billion, one hundred thirty-nine million, four hundred forty-eight thousand, four hundred ninety.

Scientific notation

• Scientific notation: 3.813944849 × 10¹⁰

Factors of 38139448490

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 308

Divisors of 38139448490

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 10 11 13 17 22 26 31 34 55 62 65 85 110 130 143 155 169 170 187 221 229 286 289 310 338 341 374 403 442 458 527 578 682 715 806 845 935 1054 1105 1145 1430 1445 1690 1705 1859 1870 2015 2210 2290 2431 2519 2635 2873 2890 2977 3179 3410 3718 3757 3893 4030 4433 4862 5038 5239 5270 5746 5797 5954 6358 6851 7099 7514 7786 8866 8959 9295 10478 11594 12155 12595 13702 14198 14365 14885 15895 17918 18590 18785 19465 22165 24310 25190 26195 28730 28985 29770 31603 31790 32747 34255 35495 37570 38701 38930 41327 42823 44330 44795 48841 50609 52390 57629 57970 63206 65494 66181 68510 70990 75361 77402 78089 82654 85646 89063 89590 92287 97682 98549 101218 115258 116467 120683 132362 150722 156178 158015 163735 178126 184574 193505 197098 206635 214115 232934 241366 244205 253045 288145 316030 327470 330905 376805 387010 390445 413270 425711 428230 445315 461435 488410 492745 506090 537251 556699 576290 582335 603415 657917 661810 727991 753610 780890 851422 860353 890630 922870 979693 985490 1015157 1074502 1113398 1164670 1199731 1206830 1281137 1315834 1327513 1455982 1514071 1568879 1720706 1959386 2030314 2051611 2128555 2399462 2562274 2655026 2686255 2783495 3028142 3137758 3289585 3639955 4103222 4257110 4301765 4898465 5075785 5372510 5566990 5998655 6405685 6579170 6637565 7237087 7279910 7570355 7844395 8603530 9463883 9796930 10151570 10258055 11184589 11997310 12811370 13197041 13275130 14474174 15140710 15688790 16654781 17257669 18927766 20395427 20516110 22369178 22567721 26394082 26670943 33309562 34515338 36185435 40790854 45135442 47319415 53341886 55922945 65985205 72370870 83273905 86288345 94638830 101977135 111845890 112838605 123030479 131970410 133354715 166547810 172576690 203954270 224349697 225677210 246060958 266709430 293380373 346722259 448699394 586760746 615152395 693444518 1121748485 1230304790 1466901865 1733611295 2243496970 2933803730 3467222590 3813944849 7627889698 19069724245 38139448490
• Sum of all divisors σ(n): 89314306560
• Sum of proper divisors (its aliquot sum) s(n): 51174858070
• 38139448490 is an abundant number, because the sum of its proper divisors (51174858070) is greater than itself. Its abundance is 13035409580

Bases of 38139448490

• Binary: 100011100001010010011100110010101010₂
• Hexadecimal: 0x8E149CCAA
• Base-36: HIR8QSQ

Squares and roots of 38139448490

• 38139448490 squared (38139448490²) is 1454617531121363280100
• 38139448490 cubed (38139448490³) is 55478310400854206759951392049000
• The square root of 38139448490 is 195293.2371844965
• The cube root of 38139448490 is 3366.0828636541

Scales and comparisons

• 38,139,448,490 seconds is equal to 1,212 years, 37 weeks, 1 day, 19 hours, 14 minutes, 50 seconds.
• To count from 1 to 38,139,448,490 would take you about two thousand, four hundred twenty-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 38139448490 cubic inches would be around 280.5 feet tall.

Recreational maths with 38139448490

• 38139448490 backwards is 09484493183
• The number of decimal digits it has is: 11
• The sum of 38139448490's digits is 53
• More coming soon!