64914143840

Names of 64914143840

• Cardinal: 64914143840 can be written as Sixty-four billion, nine hundred fourteen million, one hundred forty-three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 6.491414384 × 10¹⁰

Factors of 64914143840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 118

Divisors of 64914143840

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 23 26 28 31 32 35 37 40 46 52 56 62 65 70 74 80 91 92 104 112 115 124 130 140 148 155 160 161 169 182 184 185 208 217 224 230 248 259 260 280 296 299 310 322 338 364 368 370 403 416 434 455 460 481 496 518 520 560 592 598 620 644 676 713 728 736 740 805 806 845 851 868 910 920 962 992 1036 1040 1085 1120 1147 1183 1184 1196 1240 1288 1295 1352 1426 1456 1480 1495 1610 1612 1690 1702 1736 1820 1840 1924 2015 2072 2080 2093 2170 2197 2294 2366 2392 2405 2480 2576 2590 2704 2821 2852 2912 2960 2990 3220 3224 3367 3380 3404 3472 3565 3640 3680 3848 3887 4030 4144 4186 4255 4340 4394 4588 4732 4784 4810 4960 4991 5152 5180 5239 5408 5642 5704 5735 5915 5920 5957 5980 6253 6440 6448 6734 6760 6808 6944 7130 7280 7696 7774 8029 8060 8288 8372 8510 8680 8788 9176 9269 9464 9568 9620 9982 10360 10465 10478 10985 11063 11284 11408 11470 11830 11914 11960 12506 12880 12896 13468 13520 13616 14105 14260 14560 14911 15379 15392 15548 16058 16120 16744 16835 17020 17360 17576 18352 18538 18928 19240 19435 19964 20720 20930 20956 21970 22126 22568 22816 22940 23660 23828 23920 24955 25012 25760 26195 26381 26936 27040 27209 27232 28210 28520 29785 29822 30758 31096 31265 32116 32240 33488 33670 34040 34720 35152 36673 36704 37076 37856 38480 38870 39928 40145 41440 41860 41912 43771 43940 44252 45136 45880 46345 47320 47656 47840 49910 50024 50531 52390 52762 53872 54418 55315 56420 57040 59570 59644 61516 62192 62530 64232 64480 64883 66976 67340 68080 68107 70304 73346 74152 74555 76895 76960 77441 77740 79856 80290 81289 83720 83824 87542 87880 88504 90272 91760 92690 94640 95312 99820 100048 101062 104377 104780 105524 107744 108836 110630 112840 114080 119140 119288 120497 123032 124384 125060 128464 129766 131905 134680 136045 136160 136214 143819 146692 148304 149110 153790 154882 155480 159712 160580 162578 167440 167648 175084 175760 177008 183365 183520 184667 185380 189280 190624 193843 199640 200096 202124 208754 209560 211048 217672 218855 221260 225680 238280 238576 240994 246064 250120 252655 256928 259532 263810 269360 272090 272428 287638 293384 296608 298220 307580 309764 310960 321160 324415 325156 334880 340535 342953 350168 351520 353717 354016 366730 369334 370760 387205 387686 399280 404248 406445 417508 419120 422096 435344 437710 442520 451360 476560 476749 477152 481988 492128 500240 505310 519064 521885 527620 538720 544180 544856 569023 575276 586768 596440 602485 615160 619528 621920 642320 648830 650312 681070 685906 700336 707434 719095 733460 738668 741520 774410 775372 798560 808496 812890 835016 838240 843479 844192 870688 875420 885040 923335 953120 953498 963976 969215 1000480 1006733 1010620 1038128 1043770 1055240 1088360 1089712 1138046 1150552 1173536 1192880 1204970 1230320 1239056 1284640 1297660 1300624 1356901 1362140 1371812 1400672 1414868 1438190 1466920 1477336 1483040 1548820 1550744 1566461 1616992 1625780 1670032 1686958 1714765 1750840 1768585 1770080 1846670 1869647 1906996 1927952 1938430 2013466 2021240 2076256 2087540 2110480 2176720 2179424 2276092 2301104 2383745 2385760 2400671 2409940 2460640 2478112 2519959 2595320 2601248 2713802 2724280 2743624 2829736 2845115 2876380 2933840 2954672 3097640 3101488 3132922 3251560 3340064 3373916 3429530 3501680 3537170 3693340 3739294 3813992 3855904 3876860 4026932 4042480 4175080 4217395 4220960 4353440 4458389 4552184 4602208 4767490 4801342 4819880 5033665 5039918 5190640 5427604 5448560 5487248 5659472 5690230 5752760 5867680 5909344 6195280 6202976 6265844 6503120 6747832 6784505 6859060 7003360 7074340 7386680 7478588 7627984 7753720 7832305 8053864 8084960 8350160 8434790 8916778 9104368 9348235 9534980 9602684 9639760 10067330 10079836 10381280 10855208 10897120 10965227 10974496 11318944 11380460 11505520 12003355 12390560 12531688 12599795 13006240 13087529 13495664 13569010 13718120 14148680 14773360 14957176 15255968 15507440 15664610 16107728 16700320 16869580 17639713 17833556 18208736 18696470 19069960 19205368 19279520 20134660 20159672 21710416 21930454 22291945 22760920 23011040 24006710 25063376 25199590 26175058 26991328 27138020 27436240 28297360 29546720 29914352 31014880 31208723 31329220 32215456 33739160 35279426 35667112 37392940 38139920 38410736 40269320 40319344 43420832 43860908 44583890 45521840 48013420 50126752 50399180 52350116 54276040 54826135 54872480 56594720 57959057 59828704 62417446 62658440 65437645 67478320 70558852 71334224 74785880 76279840 76821472 80538640 80638688 87721816 88198565 89167780 91043680 96026840 100798360 104700232 108552080 109652270 115918114 124834892 125316880 130875290 134956640 141117704 142668448 149571760 156043615 161077280 175443632 176397130 178335560 192053680 201596720 209400464 217104160 219304540 231836228 249669784 250633760 261750580 282235408 289795285 299143520 312087230 350887264 352794260 356671120 384107360 403193440 405713399 418800928 438609080 463672456 499339568 523501160 564470816 579590570 624174460 705588520 713342240 811426798 877218160 927344912 998679136 1047002320 1159181140 1248348920 1411177040 1622853596 1754436320 1854689824 2028566995 2094004640 2318362280 2496697840 2822354080 3245707192 4057133990 4636724560 4993395680 6491414384 8114267980 9273449120 12982828768 16228535960 32457071920 64914143840
• Sum of all divisors σ(n): 210040750080
• Sum of proper divisors (its aliquot sum) s(n): 145126606240
• 64914143840 is an abundant number, because the sum of its proper divisors (145126606240) is greater than itself. Its abundance is 80212462400

Bases of 64914143840

• Binary: 111100011101001011110011101001100000₂
• Hexadecimal: 0xF1D2F3A60
• Base-36: TTK7DY8

Squares and roots of 64914143840

• 64914143840 squared (64914143840²) is 4213846070480209945600
• 64914143840 cubed (64914143840³) is 273538209938771126282076975104000
• The square root of 64914143840 is 254782.5422590801
• The cube root of 64914143840 is 4018.9547012817

Scales and comparisons

• 64,914,143,840 seconds is equal to 2,064 years, 3 weeks, 4 days, 2 hours, 37 minutes, 20 seconds.
• To count from 1 to 64,914,143,840 would take you about four thousand, one hundred twenty-eight 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 64914143840 cubic inches would be around 334.9 feet tall.

Recreational maths with 64914143840

• 64914143840 backwards is 04834141946
• The number of decimal digits it has is: 11
• The sum of 64914143840's digits is 44
• More coming soon!