38638903731266368

Names of 38638903731266368

• Cardinal: 38638903731266368 can be written as Thirty-eight quadrillion, six hundred thirty-eight trillion, nine hundred three billion, seven hundred thirty-one million, two hundred sixty-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 3.8638903731266368 × 10¹⁶

Factors of 38638903731266368

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 2098

Divisors of 38638903731266368

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 4 8 16 23 32 41 46 53 64 82 92 106 164 184 212 328 368 424 656 736 848 943 1219 1312 1472 1681 1696 1886 1979 2173 2438 2624 2809 3362 3392 3772 3958 4346 4876 5618 6724 7544 7916 8692 9752 11236 13448 15088 15832 17384 19504 22472 26896 30176 31664 34768 38663 39008 44944 45517 49979 53792 60352 63328 64607 69536 77326 78016 81139 89093 89888 91034 99958 104887 107584 115169 126656 129214 139072 148877 154652 162278 178186 179776 182068 199916 209774 230338 258428 297754 309304 324556 356372 364136 399832 419548 460676 516856 595508 618608 649112 712744 728272 799664 839096 921352 1033712 1191016 1237216 1298224 1425488 1456544 1599328 1678192 1842704 1866197 2049139 2067424 2382032 2412401 2474432 2596448 2648887 2850976 2913088 3198656 3326699 3356384 3424171 3685408 3732394 4098278 4134848 4300367 4721929 4764064 4824802 5192896 5297774 5559011 5701952 6103957 6653398 6712768 6848342 7370816 7464788 7890481 8196556 8600734 9443858 9528128 9649604 10595548 11118022 12207914 13306796 13696684 14929576 15780962 16393112 17201468 18887716 19299208 21191096 22236044 24415828 26613592 27393368 29859152 31561924 32786224 34402936 37775432 38598416 42382192 44472088 48831656 53227184 54786736 59718304 63123848 65572448 68805872 75550864 76514077 77196832 84764384 88944176 97663312 98908441 106454368 108604367 109573472 119436608 126247696 127857253 131144896 137611744 140391011 151101728 153028154 154393664 169528768 176315047 177888352 181481063 195326624 197816882 212908736 217208734 219146944 227919451 250262237 252495392 255714506 275223488 280782022 294627583 302203456 306056308 323509721 352630094 355776704 362962126 390653248 395633764 434417468 455838902 500524474 504990784 511429012 561564044 589255166 612112616 647019442 705260188 725924252 791267528 868834936 911677804 1001048948 1022858024 1123128088 1178510332 1224225232 1294038884 1410520376 1451848504 1582535056 1737669872 1823355608 2002097896 2045716048 2246256176 2357020664 2448450464 2588077768 2821040752 2903697008 3165070112 3475339744 3646711216 4004195792 4055246081 4091432096 4492512352 4714041328 4896900928 5176155536 5242147373 5642081504 5756031451 5807394016 6330140224 6776434409 6950679488 7293422432 7440723583 8008391584 8110492162 8182864192 8985024704 9344697491 9428082656 10352311072 10484294746 11284163008 11512062902 11614788032 12079730903 13263898561 13552868818 14586844864 14881447166 15615261899 16016783168 16220984324 18689394982 18856165312 20704622144 20968589492 23024125804 24159461806 26527797122 27105737636 29762894332 31230523798 32441968648 37378789964 41937178984 46048251608 48318923612 53055594244 54211475272 59525788664 62461047596 64883937296 74757579928 83874357968 92096503216 96637847224 106111188488 108422950544 119051577328 124922095192 129767874592 149515159856 167748715936 184193006432 193275694448 212222376976 214928042293 216845901088 238103154656 249844190384 259535749184 277833810769 299030319712 305069666903 335497431872 359151023677 368386012864 386551388896 424444753952 429856084586 433691802176 476206309312 495268967023 499688380768 555667621538 598060639424 610139333806 640225737859 718302047354 773102777792 848889507904 859712169172 990537934046 999376761536 1111335243076 1220278667612 1280451475718 1436604094708 1719424338344 1981075868092 2222670486152 2440557335224 2560902951436 2873208189416 3438848676688 3962151736184 4445340972304 4881114670448 5121805902872 5746416378832 6877697353376 7924303472368 8890681944608 9762229340896 10243611805744 11391186241529 11492832757664 13755394706752 14725191970757 15848606944736 17781363889216 19524458681792 20487223611488 22782372483058 22985665515328 26249255252219 29450383941514 31697213889472 40974447222976 45564744966116 52498510504438 58900767883028 91129489932232 104997021008876 117801535766056 182258979864464 209994042017752 235603071532112 364517959728928 419988084035504 471206143064224 603732870801037 729035919457856 839976168071008 942412286128448 1207465741602074 1679952336142016 2414931483204148 4829862966408296 9659725932816592 19319451865633184 38638903731266368
• Sum of all divisors σ(n): 83626021105276320
• Sum of proper divisors (its aliquot sum) s(n): 44987117374009952
• 38638903731266368 is an abundant number, because the sum of its proper divisors (44987117374009952) is greater than itself. Its abundance is 6348213642743584

Bases of 38638903731266368

• Binary: 10001001010001011110000011010011011010011010001101000000₂
• Hexadecimal: 0x8945E0D369A340
• Base-36: AKGCJBQNY9S

Squares and roots of 38638903731266368

• 38638903731266368 squared (38638903731266368²) is 1492964881554070055379108967911424
• 38638903731266368 cubed (38638903731266368³) is 57686526332529208610593024652199502568687574188032
• The square root of 38638903731266368 is 196567809.4990793959
• The cube root of 38638903731266368 is 338071.2702063123

Scales and comparisons

• 38,638,903,731,266,368 seconds is equal to 1,228,597,620 years, 35 weeks, 1 day, 16 hours, 39 minutes, 28 seconds.
• To count from 1 to 38,638,903,731,266,368 would take you about three billion, six hundred eighty-five million, seven hundred ninety-two thousand, eight hundred sixty-two 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 38638903731266368 cubic inches would be around 28172.6 feet tall.

Recreational maths with 38638903731266368

• 38638903731266368 backwards is 86366213730983683
• 38638903731266368 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 38638903731266368's digits is 82
• More coming soon!