40728235520

Names of 40728235520

• Cardinal: 40728235520 can be written as Forty billion, seven hundred twenty-eight million, two hundred thirty-five thousand, five hundred twenty.

Scientific notation

• Scientific notation: 4.072823552 × 10¹⁰

Factors of 40728235520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 371

Divisors of 40728235520

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 71 80 85 98 112 119 128 136 140 142 160 170 196 224 238 245 256 269 272 280 284 320 340 355 392 448 476 490 497 512 538 544 560 568 595 640 680 710 784 833 896 952 980 994 1076 1088 1120 1136 1190 1207 1280 1345 1360 1420 1568 1666 1792 1883 1904 1960 1988 2152 2176 2240 2272 2380 2414 2485 2560 2690 2720 2840 3136 3332 3479 3584 3766 3808 3920 3976 4165 4304 4352 4480 4544 4573 4760 4828 4970 5380 5440 5680 6035 6272 6664 6958 7532 7616 7840 7952 8330 8449 8608 8704 8960 9088 9146 9415 9520 9656 9940 10760 10880 11360 12070 12544 13181 13328 13916 15064 15232 15680 15904 16660 16898 17216 17395 17920 18176 18292 18830 19040 19099 19312 19880 21520 21760 22720 22865 24140 25088 26362 26656 27832 30128 30464 31360 31808 32011 33320 33796 34432 34790 36352 36584 37660 38080 38198 38624 39760 42245 43040 43520 45440 45730 48280 52724 53312 55664 59143 60256 60928 62720 63616 64022 65905 66640 67592 68864 69580 73168 75320 76160 76396 77248 79520 84490 86080 90880 91460 95495 96560 105448 106624 111328 118286 120512 125440 127232 128044 131810 133280 133693 135184 137728 139160 146336 150640 152320 152792 154496 159040 160055 168980 172160 181760 182920 190990 193120 210896 213248 222656 224077 236572 241024 254464 256088 263620 266560 267386 270368 278320 292672 295715 301280 304640 305584 308992 318080 320110 324683 337960 344320 365840 381980 386240 421792 426496 445312 448154 473144 482048 512176 527240 533120 534772 540736 556640 585344 591430 602560 611168 617984 636160 640220 649366 668465 675920 688640 731680 763960 772480 843584 890624 896308 935851 946288 964096 1024352 1054480 1066240 1069544 1081472 1113280 1120385 1170688 1182860 1205120 1222336 1272320 1280440 1298732 1336930 1351840 1463360 1527920 1544960 1623415 1687168 1781248 1792616 1871702 1892576 2048704 2108960 2132480 2139088 2162944 2226560 2240770 2272781 2341376 2365720 2410240 2444672 2560880 2597464 2673860 2703680 2926720 3055840 3089920 3246830 3374336 3585232 3743404 3785152 4097408 4217920 4278176 4325888 4453120 4481540 4545562 4679255 4731440 4820480 4889344 5121760 5194928 5347720 5407360 5853440 6111680 6493660 6748672 7170464 7486808 7570304 8194816 8435840 8556352 8906240 8963080 9091124 9358510 9462880 9778688 10243520 10389856 10695440 10814720 11363905 11706880 12223360 12987320 14340928 14973616 15140608 15909467 16389632 16871680 17112704 17926160 18182248 18717020 18925760 20487040 20779712 21390880 21629440 22727810 24446720 25974640 28681856 29947232 30281216 31818934 33743360 34225408 35852320 36364496 37434040 37851520 40974080 41559424 42781760 45455620 48893440 51949280 57363712 59894464 63637868 68450816 71704640 72728992 74868080 75703040 79547335 81948160 83118848 85563520 90911240 103898560 114727424 119788928 127275736 143409280 145457984 149736160 151406080 159094670 166237696 171127040 181822480 207797120 239577856 254551472 286818560 290915968 299472320 318189340 342254080 363644960 415594240 479155712 509102944 573637120 581831936 598944640 636378680 727289920 831188480 1018205888 1163663872 1197889280 1272757360 1454579840 2036411776 2395778560 2545514720 2909159680 4072823552 5091029440 5818319360 8145647104 10182058880 20364117760 40728235520
• Sum of all divisors σ(n): 122425110720
• Sum of proper divisors (its aliquot sum) s(n): 81696875200
• 40728235520 is an abundant number, because the sum of its proper divisors (81696875200) is greater than itself. Its abundance is 40968639680

Bases of 40728235520

• Binary: 100101111011100101111000111000000000₂
• Hexadecimal: 0x97B978E00
• Base-36: IPKJFNK

Squares and roots of 40728235520

• 40728235520 squared (40728235520²) is 1658789168572589670400
• 40728235520 cubed (40728235520³) is 67559555935649414312370372608000
• The square root of 40728235520 is 201812.3770238091
• The cube root of 40728235520 is 3440.5816215047

Scales and comparisons

• 40,728,235,520 seconds is equal to 1,295 years, 1 week, 4 days, 14 hours, 45 minutes, 20 seconds.
• To count from 1 to 40,728,235,520 would take you about two thousand, five hundred ninety 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 40728235520 cubic inches would be around 286.7 feet tall.

Recreational maths with 40728235520

• 40728235520 backwards is 02553282704
• The number of decimal digits it has is: 11
• The sum of 40728235520's digits is 38
• More coming soon!