21423484907520

Names of 21423484907520

• Cardinal: 21423484907520 can be written as Twenty-one trillion, four hundred twenty-three billion, four hundred eighty-four million, nine hundred seven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 2.142348490752 × 10¹³

Factors of 21423484907520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 56

Divisors of 21423484907520

• Number of divisors d(n): 624
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 29 30 32 34 40 48 51 58 60 64 68 80 85 87 96 102 116 120 128 136 145 160 170 174 192 204 232 240 255 256 272 290 320 340 348 384 408 435 464 480 493 510 512 544 580 640 680 696 768 816 841 870 928 960 986 1020 1024 1088 1160 1280 1360 1392 1479 1536 1632 1682 1740 1856 1920 1972 2040 2048 2176 2320 2465 2523 2560 2720 2784 2958 3072 3264 3364 3480 3712 3840 3944 4080 4096 4205 4352 4640 4930 5046 5120 5440 5568 5916 6144 6528 6728 6960 7395 7424 7680 7888 8160 8410 8704 9280 9860 10092 10240 10880 11136 11832 12288 12615 13056 13456 13920 14297 14790 14848 15360 15776 16320 16820 17408 18560 19720 20184 20480 21760 22272 23664 24389 25230 26112 26912 27840 28594 29580 29696 30720 31552 32640 33640 34816 37120 39440 40368 42891 43520 44544 47328 48778 50460 52224 53824 55680 57188 59160 59392 61440 63104 65280 67280 69632 71485 73167 74240 78880 80736 85782 87040 89088 94656 97556 100920 104448 107648 111360 114376 118320 118784 121945 126208 130560 134560 142970 146334 148480 157760 161472 171564 174080 178176 189312 195112 201840 208896 214455 215296 222720 228752 236640 243890 252416 261120 269120 285940 292668 296960 315520 322944 343128 348160 356352 365835 378624 390224 403680 414613 428910 430592 445440 457504 473280 487780 504832 522240 538240 571880 585336 593920 631040 645888 686256 707281 731670 757248 780448 807360 829226 857820 861184 890880 915008 946560 975560 1009664 1044480 1076480 1143760 1170672 1243839 1262080 1291776 1372512 1414562 1463340 1514496 1560896 1614720 1658452 1715640 1722368 1781760 1830016 1893120 1951120 2019328 2073065 2121843 2152960 2287520 2341344 2487678 2524160 2583552 2745024 2829124 2926680 3028992 3121792 3229440 3316904 3431280 3444736 3536405 3660032 3786240 3902240 4146130 4243686 4305920 4575040 4682688 4975356 5048320 5167104 5490048 5658248 5853360 6057984 6219195 6243584 6458880 6633808 6862560 7072810 7320064 7572480 7804480 8292260 8487372 8611840 9150080 9365376 9950712 10096640 10334208 10609215 10980096 11316496 11706720 12023777 12438390 12487168 12917760 13267616 13725120 14145620 14640128 15144960 15608960 16584520 16974744 17223680 18300160 18730752 19901424 20511149 21218430 21960192 22632992 23413440 24047554 24876780 24974336 25835520 26535232 27450240 28291240 29280256 30289920 31217920 33169040 33949488 36071331 36600320 37461504 39802848 41022298 42436860 43920384 45265984 46826880 48095108 49753560 49948672 51671040 53070464 54900480 56582480 58560512 60118885 61533447 62435840 66338080 67898976 72142662 73200640 74923008 79605696 82044596 84873720 87840768 90531968 93653760 96190216 99507120 99897344 102555745 106140928 109800960 113164960 120237770 123066894 124871680 132676160 135797952 144285324 146401280 149846016 159211392 164089192 169747440 175681536 180356655 181063936 187307520 192380432 199014240 205111490 212281856 219601920 226329920 240475540 246133788 249743360 265352320 271595904 288570648 292802560 299692032 307667235 318422784 328178384 339494880 348689533 360713310 362127872 374615040 384760864 398028480 410222980 424563712 439203840 452659840 480951080 492267576 499486720 530704640 543191808 577141296 615334470 636845568 656356768 678989760 697379066 721426620 724255744 749230080 769521728 796056960 820445960 849127424 878407680 905319680 961902160 984535152 1046068599 1061409280 1086383616 1154282592 1230668940 1273691136 1312713536 1357979520 1394758132 1442853240 1448511488 1498460160 1539043456 1592113920 1640891920 1698254848 1743447665 1810639360 1923804320 1969070304 2092137198 2122818560 2172767232 2308565184 2461337880 2547382272 2625427072 2715959040 2789516264 2885706480 2897022976 3078086912 3184227840 3281783840 3486895330 3621278720 3847608640 3938140608 4184274396 4245637120 4345534464 4617130368 4922675760 5094764544 5230342995 5250854144 5431918080 5579032528 5771412960 6156173824 6368455680 6563567680 6973790660 7242557440 7695217280 7876281216 8368548792 8491274240 8691068928 9234260736 9845351520 10460685990 10501708288 10863836160 11158065056 11542825920 12312347648 12736911360 13127135360 13947581320 14485114880 15390434560 15752562432 16737097584 18468521472 19690703040 20921371980 21003416576 21727672320 22316130112 23085651840 24624695296 25473822720 26254270720 27895162640 30780869120 31505124864 33474195168 36937042944 39381406080 41842743960 42006833152 43455344640 44632260224 46171303680 49249390592 52508541440 55790325280 61561738240 63010249728 66948390336 73874085888 78762812160 83685487920 84013666304 89264520448 92342607360 105017082880 111580650560 123123476480 126020499456 133896780672 147748171776 157525624320 167370975840 178529040896 184685214720 210034165760 223161301120 246246952960 252040998912 267793561344 315051248640 334741951680 357058081792 369370429440 420068331520 446322602240 535587122688 630102497280 669483903360 714116163584 738740858880 892645204480 1071174245376 1260204994560 1338967806720 1428232327168 1785290408960 2142348490752 2677935613440 3570580817920 4284696981504 5355871226880 7141161635840 10711742453760 21423484907520
• Sum of all divisors σ(n): 75171051989280
• Sum of proper divisors (its aliquot sum) s(n): 53747567081760
• 21423484907520 is an abundant number, because the sum of its proper divisors (53747567081760) is greater than itself. Its abundance is 32324082174240

Bases of 21423484907520

• Binary: 100110111110000001011001101010011000000000000₂
• Hexadecimal: 0x137C0B353000
• Base-36: 7LDT9RXMO

Squares and roots of 21423484907520

• 21423484907520 squared (21423484907520²) is 458965705582737222952550400
• 21423484907520 cubed (21423484907520³) is 9832644866621038702574080827492139008000
• The square root of 21423484907520 is 4628551.0591890417
• The cube root of 21423484907520 is 27773.4633284811

Scales and comparisons

• 21,423,484,907,520 seconds is equal to 681,200 years, 28 weeks, 5 days, 5 hours, 52 minutes.
• To count from 1 to 21,423,484,907,520 would take you about one million, seven hundred three thousand and one 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 21423484907520 cubic inches would be around 2314.5 feet tall.

Recreational maths with 21423484907520

• 21423484907520 backwards is 02570948432412
• 21423484907520 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21423484907520's digits is 51
• More coming soon!