21006022499280

Names of 21006022499280

• Cardinal: 21006022499280 can be written as Twenty-one trillion, six billion, twenty-two million, four hundred ninety-nine thousand, two hundred eighty.

Scientific notation

• Scientific notation: 2.100602249928 × 10¹³

Factors of 21006022499280

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1907

Divisors of 21006022499280

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 35 36 39 40 42 45 48 49 52 56 60 63 65 70 72 78 80 84 90 91 98 104 105 112 117 120 126 130 140 144 147 156 168 169 180 182 195 196 208 210 234 240 245 252 260 273 280 294 312 315 336 338 360 364 390 392 420 441 455 468 490 504 507 520 546 560 585 588 624 630 637 676 720 728 735 780 784 819 840 845 882 910 936 980 1008 1014 1040 1092 1170 1176 1183 1260 1274 1352 1365 1456 1470 1521 1560 1638 1680 1690 1764 1820 1872 1877 1911 1960 2028 2184 2205 2340 2352 2366 2520 2535 2548 2704 2730 2940 3042 3120 3185 3276 3380 3528 3549 3640 3754 3822 3920 4056 4095 4368 4410 4680 4732 5040 5070 5096 5460 5631 5733 5880 5915 6084 6370 6552 6760 7056 7098 7280 7508 7605 7644 8112 8190 8281 8820 9360 9385 9464 9555 10140 10192 10647 10920 11262 11466 11760 11830 12168 12740 13104 13139 13520 14196 15016 15210 15288 16380 16562 16893 17640 17745 18770 18928 19110 20280 21294 21840 22524 22932 23660 24336 24401 24843 25480 26278 28155 28392 28665 30032 30420 30576 32760 33124 33786 35280 35490 37540 38220 39417 40560 41405 42588 45048 45864 47320 48802 49686 50960 52556 53235 56310 56784 57330 60840 65520 65695 66248 67572 70980 73203 74529 75080 76440 78834 82810 84465 85176 90096 91728 91973 94640 97604 99372 105112 106470 112620 114660 118251 121680 122005 124215 131390 132496 135144 141960 146406 149058 150160 152880 157668 165620 168930 170352 170807 183946 195208 197085 198744 210224 212940 219609 225240 229320 236502 244010 248430 262780 270288 275919 283920 292812 298116 315336 317213 331240 337860 341614 366015 367892 372645 390416 394170 397488 425880 439218 450480 458640 459865 473004 488020 496860 512421 525560 551838 585624 591255 596232 630672 634426 662480 675720 683228 732030 735784 745290 788340 827757 851760 854035 878436 919730 946008 951639 976040 993720 1024842 1051120 1098045 1103676 1171248 1182510 1192464 1195649 1268852 1351440 1366456 1379595 1464060 1471568 1490580 1537263 1576680 1586065 1655514 1708070 1756872 1839460 1892016 1903278 1952080 1987440 2049684 2196090 2207352 2220491 2365020 2391298 2537704 2562105 2732912 2759190 2854917 2928120 2981160 3074526 3153360 3172130 3311028 3416140 3513744 3523129 3586947 3678920 3806556 4099368 4138785 4392180 4414704 4440982 4730040 4758195 4782596 5075408 5124210 5518380 5709834 5856240 5962320 5978245 6149052 6344260 6622056 6661473 6832280 7046258 7173894 7357840 7613112 7686315 8198736 8277570 8784360 8881964 9460080 9516390 9565192 10248420 10569387 10760841 11036760 11102455 11419668 11956490 12298104 12688520 13244112 13322946 13664560 14092516 14274585 14347788 15226224 15372630 15543437 16555140 17568720 17615645 17763928 17934735 19032780 19130384 19984419 20496840 21138774 21521682 22073520 22204910 22839336 23912980 24596208 24661903 25377040 26645892 28185032 28549170 28695576 30745260 31086874 31708161 33110280 33307365 35231290 35527856 35869470 38065560 39968838 40993680 42277548 43043364 44409820 45678672 45800677 46630311 47825960 49323806 52846935 53291784 53804205 56370064 57098340 57391152 61490520 62173748 63416322 66220560 66614730 70462580 71738940 73985709 76131120 77717185 79937676 84555096 86086728 88819640 91601354 93260622 95651920 98647612 99922095 105693870 106583568 107608410 114196680 122981040 123309515 124347496 126832644 133229460 137402031 139890933 140925160 143477880 147971418 155434370 158540805 159875352 169110192 172173456 172633321 177639280 183202708 186521244 197295224 199844190 211387740 215216820 221957127 228393360 229003385 233151555 246619030 248694992 253665288 266458920 274804062 279781866 281850320 286955760 295942836 310868740 317081610 319750704 320604739 345266642 366405416 369928545 373042488 394590448 399688380 412206093 422775480 430433640 443914254 458006770 466303110 493238060 507330576 517899963 532917840 549608124 559563732 591885672 595408801 621737480 634163220 641209478 687010155 690533284 699454665 732810832 739857090 746084976 799376760 824412186 845550960 860867280 863166605 887828508 916013540 932606220 961814217 986476120 1035799926 1099216248 1109785635 1119127464 1183771344 1190817602 1243474960 1268326440 1282418956 1374020310 1381066568 1398909330 1479714180 1553699889 1598753520 1603023695 1648824372 1726333210 1775657016 1786226403 1832027080 1865212440 1923628434 1972952240 2061030465 2071599852 2198432496 2219571270 2238254928 2244233173 2381635204 2536652880 2564837912 2589499815 2748040620 2762133136 2797818660 2885442651 2959428360 2977044005 3107399778 3206047390 3297648744 3452666420 3551314032 3572452806 3664054160 3730424880 3847256868 4122060930 4143199704 4167861607 4439142540 4488466346 4763270408 4809071085 5129675824 5178999630 5358679209 5496081240 5595637320 5770885302 5918856720 5954088010 6214799556 6412094780 6595297488 6732699519 6905332840 7144905612 7694513736 7768499445 8244121860 8286399408 8335723214 8878285080 8931132015 8976932692 9526540816 9618142170 10357999260 10717358418 10992162480 11191274640 11221165865 11541770604 11908176020 12429599112 12503584821 12824189560 13465399038 13810665680 14289811224 14427213255 15389027472 15536998890 16488243720 16671446428 17756570160 17862264030 17953865384 19236284340 20198098557 20715998520 20839308035 21434716836 22442331730 23083541208 23816352040 24859198224 25007169642 25648379120 26793396045 26930798076 28579622448 28854426510 29175031249 31073997780 32976487440 33342892856 33663497595 35724528060 35907730768 37510754463 38472568680 40396197114 41431997040 41678616070 42869433672 44884663460 46167082416 47632704080 50014339284 53586792090 53861596152 57708853020 58350062498 62147995560 62517924105 66685785712 67326995190 71449056120 75021508926 76945137360 80792394228 83357232140 85738867344 87525093747 89769326920 100028678568 100990492785 107173584180 107723192304 115417706040 116700124996 124295991120 125035848210 134653990380 142898112240 145875156245 150043017852 161584788456 166714464280 175050187494 179538653840 187553772315 200057357136 201980985570 214347168360 230835412080 233400249992 250071696420 262575281241 269307980760 291750312490 300086035704 323169576912 333428928560 350100374988 375107544630 403961971140 428694336720 437625468735 466800499984 500143392840 525150562482 538615961520 583500624980 600172071408 700200749976 750215089260 807923942280 875250937470 1000286785680 1050301124964 1167001249960 1312876406205 1400401499952 1500430178520 1615847884560 1750501874940 2100602249928 2334002499920 2625752812410 3000860357040 3501003749880 4201204499856 5251505624820 7002007499760 10503011249640 21006022499280
• Sum of all divisors σ(n): 88908283505106
• Sum of proper divisors (its aliquot sum) s(n): 67902261005826
• 21006022499280 is an abundant number, because the sum of its proper divisors (67902261005826) is greater than itself. Its abundance is 46896238506546

Bases of 21006022499280

• Binary: 100110001101011011000100000100101101111010000₂
• Hexadecimal: 0x131AD8825BD0
• Base-36: 7G217FPW0

Squares and roots of 21006022499280

• 21006022499280 squared (21006022499280²) is 441252981240257577600518400
• 21006022499280 cubed (21006022499280³) is 9268970051807226434379000066191626752000
• The square root of 21006022499280 is 4583232.7563936791
• The cube root of 21006022499280 is 27591.8789115485

Scales and comparisons

• 21,006,022,499,280 seconds is equal to 667,926 years, 28 weeks, 9 hours, 48 minutes.
• To count from 1 to 21,006,022,499,280 would take you about one million, six hundred sixty-nine thousand, eight hundred sixteen 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 21006022499280 cubic inches would be around 2299.3 feet tall.

Recreational maths with 21006022499280

• 21006022499280 backwards is 08299422060012
• 21006022499280 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21006022499280's digits is 45
• More coming soon!