66831421440

Names of 66831421440

• Cardinal: 66831421440 can be written as Sixty-six billion, eight hundred thirty-one million, four hundred twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 6.683142144 × 10¹⁰

Factors of 66831421440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 377

Divisors of 66831421440

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 49 56 60 64 70 79 80 84 96 98 105 112 120 128 140 147 158 160 168 192 196 210 224 237 240 245 256 280 281 294 316 320 336 384 392 395 420 448 474 480 490 512 553 560 562 588 632 640 672 735 768 784 790 840 843 896 948 960 980 1024 1106 1120 1124 1176 1185 1264 1280 1344 1405 1470 1536 1568 1580 1659 1680 1686 1792 1896 1920 1960 1967 2048 2212 2240 2248 2352 2370 2528 2560 2688 2765 2810 2940 3072 3136 3160 3318 3360 3372 3584 3792 3840 3871 3920 3934 4096 4215 4424 4480 4496 4704 4740 5056 5120 5376 5530 5620 5880 5901 6144 6272 6320 6636 6720 6744 7168 7584 7680 7742 7840 7868 8295 8430 8848 8960 8992 9408 9480 9835 10112 10240 10752 11060 11240 11613 11760 11802 12288 12544 12640 13272 13440 13488 13769 14336 15168 15360 15484 15680 15736 16590 16860 17696 17920 17984 18816 18960 19355 19670 20224 20480 21504 22120 22199 22480 23226 23520 23604 25088 25280 26544 26880 26976 27538 28672 29505 30336 30720 30968 31360 31472 33180 33720 35392 35840 35968 37632 37920 38710 39340 40448 41307 43008 44240 44398 44960 46452 47040 47208 50176 50560 53088 53760 53952 55076 58065 59010 60672 61440 61936 62720 62944 66360 66597 67440 68845 70784 71680 71936 75264 75840 77420 78680 80896 82614 86016 88480 88796 89920 92904 94080 94416 100352 101120 106176 107520 107904 110152 110995 116130 118020 121344 123872 125440 125888 132720 133194 134880 137690 141568 143360 143872 150528 151680 154840 155393 157360 161792 165228 176960 177592 179840 185808 188160 188832 200704 202240 206535 212352 215040 215808 220304 221990 232260 236040 242688 247744 250880 251776 265440 266388 269760 275380 283136 287744 301056 303360 309680 310786 314720 323584 330456 332985 353920 355184 359680 371616 376320 377664 404480 413070 424704 430080 431616 440608 443980 464520 466179 472080 485376 495488 501760 503552 530880 532776 539520 550760 566272 575488 602112 606720 619360 621572 629440 660912 665970 707840 710368 719360 743232 752640 755328 776965 808960 826140 849408 863232 881216 887960 929040 932358 944160 970752 990976 1003520 1007104 1061760 1065552 1079040 1087751 1101520 1132544 1150976 1213440 1238720 1243144 1258880 1321824 1331940 1415680 1420736 1438720 1486464 1505280 1510656 1553930 1617920 1652280 1698816 1726464 1762432 1775920 1858080 1864716 1888320 1981952 2014208 2123520 2131104 2158080 2175502 2203040 2265088 2330895 2426880 2477440 2486288 2517760 2643648 2663880 2831360 2841472 2877440 2972928 3010560 3021312 3107860 3263253 3304560 3397632 3452928 3524864 3551840 3716160 3729432 3776640 3963904 4028416 4247040 4262208 4316160 4351004 4406080 4661790 4853760 4954880 4972576 5035520 5287296 5327760 5438755 5662720 5682944 5754880 5945856 6042624 6215720 6526506 6609120 6795264 7049728 7103680 7432320 7458864 7553280 7927808 8056832 8494080 8524416 8632320 8702008 8812160 9323580 9909760 9945152 10071040 10574592 10655520 10877510 11325440 11365888 11891712 12085248 12431440 13053012 13218240 14099456 14207360 14864640 14917728 15106560 15855616 16316265 16988160 17048832 17264640 17404016 17624320 18647160 19819520 19890304 20142080 21149184 21311040 21755020 22731776 23783424 24170496 24862880 26106024 26436480 28198912 28414720 29729280 29835456 30213120 32632530 33976320 34097664 34808032 35248640 37294320 39639040 39780608 40284160 42298368 42622080 43510040 45463552 47566848 49725760 52212048 52872960 56397824 56829440 59458560 59670912 60426240 65265060 68195328 69616064 70497280 74588640 79278080 79561216 84596736 85244160 87020080 90927104 99451520 104424096 105745920 113658880 118917120 119341824 120852480 130530120 136390656 139232128 140994560 149177280 159122432 169193472 170488320 174040160 198903040 208848192 211491840 227317760 237834240 238683648 261060240 272781312 278464256 281989120 298354560 318244864 340976640 348080320 397806080 417696384 422983680 454635520 477367296 522120480 556928512 596709120 636489728 681953280 696160640 795612160 835392768 845967360 954734592 1044240960 1113857024 1193418240 1363906560 1392321280 1591224320 1670785536 1909469184 2088481920 2227714048 2386836480 2784642560 3182448640 3341571072 4176963840 4455428096 4773672960 5569285120 6683142144 8353927680 9547345920 11138570240 13366284288 16707855360 22277140480 33415710720 66831421440
• Sum of all divisors σ(n): 252791297280
• Sum of proper divisors (its aliquot sum) s(n): 185959875840
• 66831421440 is an abundant number, because the sum of its proper divisors (185959875840) is greater than itself. Its abundance is 119128454400

Bases of 66831421440

• Binary: 111110001111011101101001000000000000₂
• Hexadecimal: 0xF8F769000
• Base-36: UP9PATC

Squares and roots of 66831421440

• 66831421440 squared (66831421440²) is 4466438891690891673600
• 66831421440 cubed (66831421440³) is 298498459906600495647748521984000
• The square root of 66831421440 is 258517.7391205485
• The cube root of 66831421440 is 4058.1388219225

Scales and comparisons

• 66,831,421,440 seconds is equal to 2,125 years, 1 week, 4 days, 19 hours, 44 minutes.
• To count from 1 to 66,831,421,440 would take you about four thousand, two hundred fifty 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 66831421440 cubic inches would be around 338.2 feet tall.

Recreational maths with 66831421440

• 66831421440 backwards is 04412413866
• The number of decimal digits it has is: 11
• The sum of 66831421440's digits is 39
• More coming soon!