30538007640

Names of 30538007640

• Cardinal: 30538007640 can be written as Thirty billion, five hundred thirty-eight million, seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.053800764 × 10¹⁰

Factors of 30538007640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 70903

Divisors of 30538007640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 19 20 21 24 27 28 30 35 36 38 40 42 45 54 56 57 60 63 70 72 76 81 84 90 95 105 108 114 120 126 133 135 140 152 162 168 171 180 189 190 210 216 228 252 266 270 280 285 315 324 342 360 378 380 399 405 420 456 504 513 532 540 567 570 630 648 665 684 756 760 798 810 840 855 945 1026 1064 1080 1134 1140 1197 1260 1330 1368 1512 1539 1596 1620 1710 1890 1995 2052 2268 2280 2394 2520 2565 2660 2835 3078 3192 3240 3420 3591 3780 3990 4104 4536 4788 5130 5320 5670 5985 6156 6840 7182 7560 7695 7980 9576 10260 10773 11340 11970 12312 14364 15390 15960 17955 20520 21546 22680 23940 28728 30780 35910 43092 47880 53865 61560 70867 71820 86184 107730 141734 143640 212601 215460 283468 354335 425202 430920 496069 566936 637803 708670 850404 992138 1063005 1275606 1346473 1417340 1488207 1700808 1913409 1984276 2126010 2480345 2551212 2692946 2834680 2976414 3189015 3826818 3968552 4039419 4252020 4464621 4960690 5102424 5385892 5740227 5952828 6378030 6732365 7441035 7653636 8078838 8504040 8929242 9425311 9567045 9921380 10771784 11480454 11905656 12118257 12756060 13393863 13464730 14882070 15307272 16157676 17858484 18850622 19134090 19842760 20197095 22323105 22960908 24236514 25512120 26787726 26929460 28275933 28701135 29764140 32315352 35716968 36354771 37701244 38268180 40181589 40394190 44646210 45921816 47126555 48473028 53575452 53858920 56551866 57402270 59528280 60591285 66969315 72709542 75402488 76536360 80363178 80788380 84827799 89292420 94253110 96946056 107150904 109064313 113103732 114804540 121182570 133938630 141379665 145419084 160726356 161576760 169655598 178584840 181773855 188506220 200907945 218128626 226207464 229609080 242365140 254483397 267877260 282759330 290838168 321452712 339311196 363547710 377012440 401815890 424138995 436257252 484730280 508966794 535754520 545321565 565518660 678622392 727095420 763450191 803631780 848277990 872514504 1017933588 1090643130 1131037320 1272416985 1454190840 1526900382 1607263560 1696555980 2035867176 2181286260 2544833970 3053800764 3393111960 3817250955 4362572520 5089667940 6107601528 7634501910 10179335880 15269003820 30538007640
• Sum of all divisors σ(n): 123480403200
• Sum of proper divisors (its aliquot sum) s(n): 92942395560
• 30538007640 is an abundant number, because the sum of its proper divisors (92942395560) is greater than itself. Its abundance is 62404387920

Bases of 30538007640

• Binary: 11100011100001101010000010001011000₂
• Hexadecimal: 0x71C350458
• Base-36: E11JHI0

Squares and roots of 30538007640

• 30538007640 squared (30538007640²) is 932569910620698369600
• 30538007640 cubed (30538007640³) is 28478827055369003952980343744000
• The square root of 30538007640 is 174751.2736434273
• The cube root of 30538007640 is 3125.6971718981

Scales and comparisons

• 30,538,007,640 seconds is equal to 971 years, 5 days, 3 hours, 54 minutes.
• To count from 1 to 30,538,007,640 would take you about one thousand, nine hundred forty-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 30538007640 cubic inches would be around 260.5 feet tall.

Recreational maths with 30538007640

• 30538007640 backwards is 04670083503
• 30538007640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30538007640's digits is 36
• More coming soon!