421221857472

Names of 421221857472

• Cardinal: 421221857472 can be written as Four hundred twenty-one billion, two hundred twenty-one million, eight hundred fifty-seven thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 4.21221857472 × 10¹¹

Factors of 421221857472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 3345

Divisors of 421221857472

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 24 26 27 32 36 39 48 52 54 61 64 72 78 96 97 104 108 117 122 144 156 183 192 194 208 216 234 244 288 291 312 351 366 388 416 432 468 488 549 576 582 624 702 732 776 793 832 864 873 936 976 1098 1164 1248 1261 1404 1464 1552 1586 1647 1728 1746 1872 1952 2196 2328 2379 2496 2522 2619 2808 2928 3104 3169 3172 3294 3492 3744 3783 3904 4392 4656 4758 5044 5238 5616 5856 5917 6208 6338 6344 6588 6984 7137 7488 7566 8784 9312 9507 9516 10088 10476 11232 11349 11712 11834 12676 12688 13176 13968 14274 15132 17568 17751 18624 19014 19032 20176 20952 21411 22464 22698 23668 25352 25376 26352 27936 28521 28548 30264 34047 35136 35502 38028 38064 40352 41197 41904 42822 45396 47336 50704 50752 52704 53253 55872 57042 57096 60528 68094 71004 76056 76128 76921 80704 82394 83808 85563 85644 90792 94672 101408 105408 106506 114084 114192 121056 123591 136188 142008 152112 152256 153842 159759 164788 167616 171126 171288 181584 189344 193309 202816 213012 228168 228384 230763 242112 247182 272376 284016 304224 307393 307684 319518 329576 342252 342576 363168 370773 378688 386618 426024 456336 456768 461526 494364 544752 568032 579927 608448 614786 615368 639036 659152 684504 685152 692289 726336 741546 773236 852048 912672 922179 923052 988728 1089504 1112319 1136064 1159854 1229572 1230736 1278072 1318304 1369008 1370304 1384578 1483092 1546472 1704096 1739781 1825344 1844358 1846104 1977456 2076867 2179008 2224638 2319708 2459144 2461472 2513017 2556144 2636608 2738016 2766537 2769156 2966184 3092944 3408192 3479562 3688716 3692208 3954912 3996109 4153734 4449276 4639416 4918288 4922944 5026034 5112288 5219343 5476032 5533074 5538312 5932368 6185888 6959124 7377432 7384416 7539051 7909824 7992218 8299611 8307468 8898552 9278832 9836576 10052068 10224576 10438686 11066148 11076624 11864736 11988327 12371776 13918248 14754864 14768832 15078102 15984436 16599222 16614936 17797104 18557664 18750973 19673152 20104136 20877372 22132296 22153248 22617153 23729472 23976654 27836496 29509728 30156204 31968872 33198444 33229872 35594208 35964981 37115328 37501946 40208272 41754744 44264592 44306496 45234306 47953308 55672992 56252919 59019456 60312408 63937744 66396888 66459744 67851459 71188416 71929962 75003892 80416544 83509488 88529184 90468612 95906616 107894943 111345984 112505838 120624816 127875488 132793776 132919488 135702918 143859924 150007784 160833088 167018976 168758757 177058368 180937224 191813232 215789886 225011676 241249632 243762649 255750976 265587552 271405836 287719848 300015568 334037952 337517514 361874448 383626464 431579772 450023352 482499264 487525298 506276271 531175104 542811672 575439696 600031136 675035028 723748896 731287947 767252928 863159544 900046704 975050596 1012552542 1085623344 1150879392 1200062272 1350070056 1447497792 1462575894 1726319088 1800093408 1950101192 2025105084 2171246688 2193863841 2301758784 2700140112 2925151788 3452638176 3600186816 3900202384 4050210168 4342493376 4387727682 5400280224 5850303576 6581591523 6905276352 7800404768 8100420336 8775455364 10800560448 11700607152 13163183046 15600809536 16200840672 17550910728 23401214304 26326366092 32401681344 35101821456 46802428608 52652732184 70203642912 105305464368 140407285824 210610928736 421221857472
• Sum of all divisors σ(n): 1369836630400
• Sum of proper divisors (its aliquot sum) s(n): 948614772928
• 421221857472 is an abundant number, because the sum of its proper divisors (948614772928) is greater than itself. Its abundance is 527392915456

Bases of 421221857472

• Binary: 110001000010010110001110111100011000000₂
• Hexadecimal: 0x6212C778C0
• Base-36: 5DI8M9C0

Squares and roots of 421221857472

• 421221857472 squared (421221857472²) is 177427853212161882230784
• 421221857472 cubed (421221857472³) is 74736489897296189734006547458818048
• The square root of 421221857472 is 649016.0687317379
• The cube root of 421221857472 is 7496.1275266307

Scales and comparisons

• 421,221,857,472 seconds is equal to 13,393 years, 28 weeks, 4 days, 23 hours, 31 minutes, 12 seconds.
• To count from 1 to 421,221,857,472 would take you about twenty-six thousand, seven hundred eighty-seven 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 421221857472 cubic inches would be around 624.7 feet tall.

Recreational maths with 421221857472

• 421221857472 backwards is 274758122124
• The number of decimal digits it has is: 12
• The sum of 421221857472's digits is 45
• More coming soon!