31138245790916940

Names of 31138245790916940

• Cardinal: 31138245790916940 can be written as Thirty-one quadrillion, one hundred thirty-eight trillion, two hundred forty-five billion, seven hundred ninety million, nine hundred sixteen thousand, nine hundred forty.

Scientific notation

• Scientific notation: 3.113824579091694 × 10¹⁶

Factors of 31138245790916940

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15706764

Divisors of 31138245790916940

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 180 195 233 234 260 390 466 468 585 699 780 932 1165 1170 1398 2097 2330 2340 2796 3029 3495 3637 4194 4660 6058 6990 7274 8388 9087 10485 10911 12116 13980 14548 15145 18174 18185 20970 21822 27261 30290 32733 36348 36370 41940 43644 45435 47281 54522 54555 60580 65466 72740 90870 94562 109044 109110 130932 136305 141843 163665 181740 189124 218220 236405 272610 283686 327330 425529 472810 545220 567372 654660 709215 847421 851058 945620 1418430 1694842 1702116 2127645 2542263 2836860 3389684 4237105 4255290 5084526 7626789 8474210 8510580 10169052 11016473 12711315 15253578 15702871 16948420 22032946 25422630 30507156 31405742 33049419 38133945 44065892 47108613 50845260 55082365 62811484 66098838 76267890 78514355 94217226 99148257 110164730 132197676 141325839 152535780 157028710 165247095 188434452 198296514 204137323 220329460 235543065 282651678 314057420 330494190 396593028 408274646 471086130 495741285 565303356 612411969 660988380 706629195 816549292 942172260 991482570 1020686615 1224823938 1413258390 1837235907 1982965140 2041373230 2449647876 2826516780 3062059845 3658768943 3674471814 4082746460 6124119690 7317537886 7348943628 9186179535 10976306829 12248239380 14635075772 18293844715 18372359070 21952613658 32928920487 36587689430 36744718140 43905227316 47563996259 54881534145 57111341827 65857840974 73175378860 95127992518 109763068290 114222683654 131715681948 142691988777 164644602435 171334025481 190255985036 219526136580 228445367308 237819981295 285383977554 285556709135 329289204870 342668050962 428075966331 475639962590 514002076443 570767955108 571113418270 658578409740 685336101924 713459943885 742447443751 856151932662 856670127405 951279925180 1028004152886 1142226836540 1426919887770 1484894887502 1712303865324 1713340254810 2056008305772 2140379831655 2227342331253 2570010382215 2853839775540 2969789775004 3426680509620 3712237218755 4280759663310 4454684662506 5140020764430 6682026993759 7424474437510 8561519326620 8909369325012 10280041528860 11136711656265 13306942645691 13364053987518 14848948875020 22273423312530 26613885291382 26728107975036 33410134968795 39920827937073 44546846625060 53227770582764 66534713228455 66820269937590 79841655874146 119762483811219 133069426456910 133640539875180 159683311748292 172990254393983 199604139685365 239524967622438 266138852913820 345980508787966 399208279370730 479049935244876 518970763181949 598812419056095 691961017575932 798416558741460 864951271969915 1037941526363898 1197624838112190 1556912289545847 1729902543939830 2075883052727796 2395249676224380 2594853815909745 3113824579091694 3459805087879660 5189707631819490 6227649158183388 7784561447729235 10379415263638980 15569122895458470 31138245790916940
• Sum of all divisors σ(n): 102182922850409856
• Sum of proper divisors (its aliquot sum) s(n): 71044677059492916
• 31138245790916940 is an abundant number, because the sum of its proper divisors (71044677059492916) is greater than itself. Its abundance is 39906431268575976

Bases of 31138245790916940

• Binary: 1101110101000000001000111001111010010111110000101001100₂
• Hexadecimal: 0x6EA011CF4BE14C
• Base-36: 8ILL4MY8AJ0

Squares and roots of 31138245790916940

• 31138245790916940 squared (31138245790916940²) is 969590350935556530290205978963600
• 31138245790916940 cubed (31138245790916940³) is 30191342663932771867002863007580447733594883384000
• The square root of 31138245790916940 is 176460323.5600483081
• The cube root of 31138245790916940 is 314604.3433900397

Scales and comparisons

• 31,138,245,790,916,940 seconds is equal to 990,099,899 years, 12 weeks, 19 hours, 9 minutes.
• To count from 1 to 31,138,245,790,916,940 would take you about two billion, nine hundred seventy million, two hundred ninety-nine thousand, six hundred ninety-seven 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 31138245790916940 cubic inches would be around 26217 feet tall.

Recreational maths with 31138245790916940

• 31138245790916940 backwards is 04961909754283113
• The number of decimal digits it has is: 17
• The sum of 31138245790916940's digits is 72
• More coming soon!