421730979840

Names of 421730979840

• Cardinal: 421730979840 can be written as Four hundred twenty-one billion, seven hundred thirty million, nine hundred seventy-nine thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.2173097984 × 10¹¹

Factors of 421730979840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 459

Divisors of 421730979840

• Number of divisors d(n): 832
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 27 30 32 36 38 40 45 48 54 57 60 64 72 76 80 90 95 96 108 114 120 128 135 137 144 152 160 171 180 190 192 216 228 240 256 270 274 285 288 293 304 320 342 360 380 384 411 432 456 480 512 513 540 548 570 576 586 608 640 684 685 720 760 768 822 855 864 879 912 960 1024 1026 1080 1096 1140 1152 1172 1216 1233 1280 1368 1370 1440 1465 1520 1536 1644 1710 1728 1758 1824 1920 2048 2052 2055 2160 2192 2280 2304 2344 2432 2466 2560 2565 2603 2637 2736 2740 2880 2930 3040 3072 3288 3420 3456 3516 3648 3699 3840 4096 4104 4110 4320 4384 4395 4560 4608 4688 4864 4932 5120 5130 5206 5274 5472 5480 5567 5760 5860 6080 6144 6165 6576 6840 6912 7032 7296 7398 7680 7809 7911 8208 8220 8640 8768 8790 9120 9216 9376 9728 9864 10240 10260 10412 10548 10944 10960 11134 11520 11720 12160 12288 12330 13015 13152 13185 13680 13824 14064 14592 14796 15360 15618 15822 16416 16440 16701 17280 17536 17580 18240 18432 18495 18752 19456 19728 20480 20520 20824 21096 21888 21920 22268 23040 23427 23440 24320 24660 26030 26304 26370 27360 27648 27835 28128 29184 29592 30720 31236 31644 32832 32880 33402 34560 35072 35160 36480 36864 36990 37504 38912 39045 39456 39555 40141 41040 41648 42192 43776 43840 44536 46080 46854 46880 48640 49320 50103 52060 52608 52740 54720 55296 55670 56256 58368 59184 61440 62472 63288 65664 65760 66804 69120 70144 70281 70320 72960 73980 75008 77824 78090 78912 79110 80282 82080 83296 83505 84384 87552 87680 89072 92160 93708 93760 97280 98640 100206 104120 105216 105480 109440 110592 111340 112512 116736 117135 118368 120423 124944 126576 131328 131520 133608 138240 140288 140562 140640 145920 147960 150016 150309 156180 157824 158220 160564 164160 166592 167010 168768 175104 175360 178144 184320 187416 187520 194560 197280 200412 200705 208240 210432 210960 218880 222680 225024 233472 234270 236736 240846 249888 250515 253152 262656 263040 267216 276480 280576 281124 281280 291840 295920 300032 300618 312360 315648 316440 321128 328320 333184 334020 337536 350208 350720 351405 356288 361269 374832 375040 389120 394560 400824 401410 416480 420864 421920 437760 445360 450048 468540 473472 481692 499776 501030 506304 525312 526080 534432 552960 561152 562248 562560 583680 591840 600064 601236 602115 624720 631296 632880 642256 656640 666368 668040 675072 700416 701440 702810 712576 722538 749664 750080 751545 762679 789120 801648 802820 832960 841728 843840 875520 890720 900096 937080 946944 963384 999552 1002060 1012608 1050624 1052160 1068864 1083807 1124496 1125120 1167360 1183680 1200128 1202472 1204230 1249440 1262592 1265760 1284512 1313280 1332736 1336080 1350144 1402880 1405620 1425152 1445076 1499328 1500160 1503090 1525358 1578240 1603296 1605640 1665920 1683456 1687680 1751040 1781440 1800192 1806345 1874160 1893888 1926768 1999104 2004120 2025216 2101248 2104320 2137728 2167614 2248992 2250240 2288037 2367360 2404944 2408460 2498880 2525184 2531520 2569024 2626560 2665472 2672160 2700288 2805760 2811240 2850304 2890152 2998656 3000320 3006180 3050716 3156480 3206592 3211280 3331840 3375360 3502080 3562880 3600384 3612690 3748320 3787776 3813395 3853536 3998208 4008240 4050432 4208640 4275456 4335228 4497984 4500480 4576074 4734720 4809888 4816920 4997760 5050368 5063040 5138048 5253120 5330944 5344320 5400576 5419035 5622480 5700608 5780304 5997312 6000640 6012360 6101432 6312960 6413184 6422560 6663680 6750720 6864111 7125760 7225380 7496640 7575552 7626790 7707072 7996416 8016480 8100864 8417280 8550912 8670456 8995968 9000960 9152148 9469440 9619776 9633840 9995520 10126080 10276096 10506240 10661888 10688640 10801152 10838070 11244960 11401216 11440185 11560608 11994624 12024720 12202864 12625920 12826368 12845120 13327360 13501440 13728222 14251520 14450760 14993280 15151104 15253580 15414144 15992832 16032960 16201728 17101824 17340912 17991936 18001920 18304296 18938880 19239552 19267680 19991040 20252160 20552192 20592333 21377280 21676140 22489920 22802432 22880370 23121216 23989248 24049440 24405728 25251840 25652736 25690240 26654720 27002880 27456444 28503040 28901520 29986560 30507160 30828288 31985664 32065920 32403456 34203648 34320555 34681824 35983872 36608592 37877760 38479104 38535360 39982080 40504320 41104384 41184666 42754560 43352280 44979840 45760740 46242432 47978496 48098880 48811456 51305472 51380480 53309440 54005760 54912888 57006080 57803040 59973120 61014320 61656576 64131840 68407296 68641110 69363648 71967744 73217184 75755520 76958208 77070720 79964160 81008640 82208768 82369332 85509120 86704560 89959680 91521480 92484864 95956992 96197760 97622912 102610944 102760960 102961665 109825776 114012160 115606080 119946240 122028640 123313152 128263680 137282220 138727296 143935488 146434368 153916416 154141440 159928320 162017280 164417536 164738664 171018240 173409120 179919360 183042960 184969728 192395520 195245824 205221888 205521920 205923330 219651552 231212160 239892480 244057280 246626304 256527360 274564440 277454592 287870976 292868736 307832832 308282880 329477328 342036480 346818240 359838720 366085920 369939456 384791040 390491648 411043840 411846660 439303104 462424320 479784960 488114560 493252608 513054720 549128880 554909184 585737472 615665664 616565760 658954656 693636480 719677440 732171840 739878912 769582080 780983296 822087680 823693320 878606208 924848640 976229120 1026109440 1098257760 1109818368 1171474944 1233131520 1317909312 1387272960 1439354880 1464343680 1479757824 1539164160 1561966592 1647386640 1757212416 1849697280 1952458240 2196515520 2219636736 2342949888 2466263040 2635818624 2774545920 2928687360 3078328320 3123933184 3294773280 3514424832 3699394560 3904916480 4393031040 4439273472 4685899776 5271637248 5549091840 5857374720 6589546560 7028849664 7398789120 7809832960 8786062080 9371799552 10543274496 11098183680 11714749440 13179093120 14057699328 15619665920 17572124160 21086548992 22196367360 23429498880 26358186240 28115398656 35144248320 42173097984 46858997760 52716372480 70288496640 84346195968 105432744960 140576993280 210865489920 421730979840
• Sum of all divisors σ(n): 1595161209600
• Sum of proper divisors (its aliquot sum) s(n): 1173430229760
• 421730979840 is an abundant number, because the sum of its proper divisors (1173430229760) is greater than itself. Its abundance is 751699249920

Bases of 421730979840

• Binary: 110001000110001001000000001000000000000₂
• Hexadecimal: 0x6231201000
• Base-36: 5DQNQIO0

Squares and roots of 421730979840

• 421730979840 squared (421730979840²) is 177857019356806486425600
• 421730979840 cubed (421730979840³) is 75007815044767846093535947259904000
• The square root of 421730979840 is 649408.1766038985
• The cube root of 421730979840 is 7499.1464500641

Scales and comparisons

• 421,730,979,840 seconds is equal to 13,409 years, 38 weeks, 3 days, 14 hours, 24 minutes.
• To count from 1 to 421,730,979,840 would take you about twenty-six thousand, eight hundred nineteen 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 421730979840 cubic inches would be around 624.9 feet tall.

Recreational maths with 421730979840

• 421730979840 backwards is 048979037124
• 421730979840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 421730979840's digits is 54
• More coming soon!