428481287640

Names of 428481287640

• Cardinal: 428481287640 can be written as Four hundred twenty-eight billion, four hundred eighty-one million, two hundred eighty-seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.2848128764 × 10¹¹

Factors of 428481287640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 678

Divisors of 428481287640

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 35 36 40 42 45 54 56 60 63 70 72 73 81 84 90 105 108 120 126 135 140 146 162 168 180 189 210 216 219 243 252 270 280 281 292 307 315 324 360 365 378 405 420 438 486 504 511 540 562 567 584 614 630 648 657 730 756 810 840 843 876 921 945 972 1022 1080 1095 1124 1134 1215 1228 1260 1314 1405 1460 1512 1533 1535 1620 1686 1701 1752 1842 1890 1944 1967 1971 2044 2149 2190 2248 2268 2430 2456 2520 2529 2555 2628 2763 2810 2835 2920 3066 3070 3240 3285 3372 3402 3684 3780 3934 3942 4088 4215 4298 4380 4536 4599 4605 4860 5058 5110 5256 5526 5620 5670 5901 5913 6132 6140 6447 6570 6744 6804 7368 7560 7587 7665 7868 7884 8289 8430 8505 8596 8760 9198 9210 9720 9835 9855 10116 10220 10745 11052 11240 11340 11802 11826 12264 12280 12645 12894 13140 13608 13797 13815 15174 15330 15736 15768 16578 16860 17010 17192 17703 17739 18396 18420 19341 19670 19710 20232 20440 20513 21490 22104 22411 22680 22761 22995 23604 23652 24867 25290 25788 26280 27594 27630 29505 29565 30348 30660 32235 33156 33720 34020 35406 35478 36792 36840 37935 38682 39340 39420 41026 41391 41445 42980 44822 45522 45990 47208 47304 49734 50580 51576 53109 55188 55260 58023 59010 59130 60696 61320 61539 64470 66312 67233 68040 68283 68985 70812 70956 74601 75870 77364 78680 78840 82052 82782 82890 85960 86267 88515 88695 89644 91044 91980 96705 99468 101160 102565 106218 110376 110520 112055 113805 116046 118020 118260 123078 124173 124335 128940 134466 136566 137970 141624 141912 143591 149202 151740 154728 156877 159327 164104 165564 165780 172534 174069 177030 177390 179288 182088 183960 184617 193410 198936 201699 205130 206955 212436 224110 227610 232092 236040 236520 246156 248346 248670 257880 258801 265545 268932 273132 275940 287182 290115 298404 303480 307695 313754 318654 331128 331560 336165 341415 345068 348138 354060 354780 369234 373005 386820 403398 410260 413910 424872 430773 431335 448220 455220 464184 470631 477981 492312 496692 497340 517602 522207 531090 537864 546264 551880 553851 574364 580230 596808 603869 605097 615390 620865 627508 637308 672330 682830 690136 696276 708120 709560 717955 738468 746010 773640 776403 784385 796635 806796 820520 827820 861546 862670 870345 896440 910440 923085 941262 955962 993384 994680 1008495 1035204 1044414 1062180 1107702 1148728 1160460 1207738 1210194 1230780 1241730 1255016 1274616 1292319 1294005 1344660 1365660 1392552 1411893 1435910 1476936 1492020 1552806 1568770 1593270 1613592 1655640 1661553 1723092 1725340 1740690 1811607 1815291 1846170 1882524 1911924 2016990 2070408 2088828 2124360 2153865 2215404 2320920 2329209 2353155 2389905 2415476 2420388 2461560 2483460 2584638 2588010 2611035 2689320 2731320 2769255 2823786 2871820 2984040 3019345 3025485 3105612 3137540 3186540 3323106 3446184 3450680 3481380 3623214 3630582 3692340 3765048 3823848 3876957 3882015 4033980 4177656 4235679 4307730 4430808 4658418 4706310 4779810 4830952 4840776 4966920 4984659 5169276 5176020 5222070 5434821 5445873 5538510 5647572 5743640 6038690 6050970 6211224 6275080 6297491 6373080 6461595 6646212 6962760 6987627 7059465 7246428 7261164 7384680 7753914 7764030 8067960 8307765 8471358 8615460 9058035 9076455 9316836 9412620 9559620 9969318 10338552 10352040 10444140 10869642 10891746 11077020 11295144 11630871 11646045 12077380 12101940 12594982 12707037 12923190 13292424 13975254 14118930 14492856 14522328 15507828 15528060 16304463 16615530 16942716 17230920 18116070 18152910 18633672 18825240 18892473 19119240 19384785 19938636 20888280 20962881 21178395 21739284 21783492 22154040 23261742 23292090 24154760 24203880 24923295 25189964 25414074 25846380 27174105 27229365 27950508 28237860 31015656 31056120 31487455 32608926 33231060 33885432 34892613 34938135 36232140 36305820 37784946 38121111 38769570 39877272 41925762 42356790 43478568 43566984 44082437 46523484 46584180 48913389 49846590 50379928 50828148 51692760 54348210 54458730 55901016 56475720 56677419 58154355 62974910 63535185 65217852 66462120 69785226 69876270 72464280 72611640 75569892 76242222 77539140 81522315 83851524 84713580 88164874 93046968 93168360 94462365 97826778 99693180 101656296 104814405 108696420 108917460 113354838 116308710 125949820 127070370 130435704 132247311 139570452 139752540 146740167 151139784 152484444 155078280 163044630 167703048 169427160 170032257 174463065 176329748 188924730 190605555 195653556 199386360 209628810 217392840 217834920 220412185 226709676 232617420 244566945 251899640 254140740 264494622 279140904 279505080 283387095 293480334 304968888 326089260 340064514 348926130 352659496 377849460 381211110 391307112 396741933 419257620 440824370 453419352 465234840 489133890 508281480 510096771 528989244 566774190 586960668 652178520 661236555 680129028 697852260 733700835 755698920 762422220 793483866 838515240 850161285 881648740 978267780 1020193542 1057978488 1133548380 1173921336 1190225799 1322473110 1360258056 1395704520 1467401670 1524844440 1530290313 1586967732 1700322570 1763297480 1956535560 1983709665 2040387084 2267096760 2380451598 2550483855 2644946220 2934803340 3060580626 3173935464 3400645140 3570677397 3967419330 4080774168 4760903196 5100967710 5289892440 5869606680 5951128995 6121161252 6801290280 7141354794 7651451565 7934838660 9521806392 10201935420 10712032191 11902257990 12242322504 14282709588 15302903130 15869677320 17853386985 20403870840 21424064382 23804515980 28565419176 30605806260 35706773970 42848128764 47609031960 53560160955 61211612520 71413547940 85696257528 107120321910 142827095880 214240643820 428481287640
• Sum of all divisors σ(n): 1684478315520
• Sum of proper divisors (its aliquot sum) s(n): 1255997027880
• 428481287640 is an abundant number, because the sum of its proper divisors (1255997027880) is greater than itself. Its abundance is 827515740240

Bases of 428481287640

• Binary: 110001111000011011110011001010111011000₂
• Hexadecimal: 0x63C37995D8
• Base-36: 5GUAP1I0

Squares and roots of 428481287640

• 428481287640 squared (428481287640²) is 183596213857632416769600
• 428481287640 cubed (428481287640³) is 78667542119547149579243337207744000
• The square root of 428481287640 is 654584.8208139261
• The cube root of 428481287640 is 7538.9457845923

Scales and comparisons

• 428,481,287,640 seconds is equal to 13,624 years, 19 weeks, 5 days, 3 hours, 54 minutes.
• To count from 1 to 428,481,287,640 would take you about twenty-seven thousand, two hundred forty-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 428481287640 cubic inches would be around 628.2 feet tall.

Recreational maths with 428481287640

• 428481287640 backwards is 046782184824
• 428481287640 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428481287640's digits is 54
• More coming soon!