21385133462400

Names of 21385133462400

• Cardinal: 21385133462400 can be written as Twenty-one trillion, three hundred eighty-five billion, one hundred thirty-three million, four hundred sixty-two thousand, four hundred.

Scientific notation

• Scientific notation: 2.13851334624 × 10¹³

Factors of 21385133462400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 7521

Divisors of 21385133462400

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 24 25 30 32 34 40 48 50 51 60 61 64 68 75 80 85 96 100 102 120 122 128 136 150 160 170 183 192 200 204 240 244 255 272 289 300 305 320 340 366 384 400 408 425 480 488 510 544 578 600 610 640 680 732 800 816 850 867 915 960 976 1020 1037 1088 1156 1200 1220 1275 1360 1445 1464 1525 1600 1632 1700 1734 1830 1920 1952 2040 2074 2176 2312 2400 2440 2550 2720 2890 2928 3050 3111 3200 3264 3400 3468 3660 3904 4080 4148 4335 4575 4624 4800 4880 4913 5100 5185 5440 5780 5856 6100 6222 6528 6800 6936 7225 7320 7433 7808 8160 8296 8670 9150 9248 9600 9760 9826 10200 10370 10880 11560 11712 12200 12444 13600 13872 14450 14640 14739 14866 15555 16320 16592 17340 17629 18300 18496 19520 19652 20400 20740 21675 22299 23120 23424 24400 24565 24888 25925 27200 27744 28900 29280 29478 29732 31110 32640 33184 34680 35258 36600 36992 37165 39040 39304 40800 41480 43350 44598 46240 48800 49130 49776 51850 52887 54400 55488 57800 58560 58956 59464 62220 66368 69360 70516 73200 73695 74330 77775 78608 81600 82960 86700 88145 89196 92480 97600 98260 99552 103700 105774 110976 111495 115600 117120 117912 118928 122825 124440 126361 132736 138720 141032 146400 147390 148660 155550 157216 163200 165920 173400 176290 178392 184960 185825 195200 196520 199104 207400 211548 222990 231200 235824 237856 245650 248880 252722 264435 277440 282064 292800 294780 297320 299693 311100 314432 331840 346800 352580 356784 368475 371650 379083 393040 398208 414800 423096 440725 445980 453413 462400 471648 475712 491300 497760 505444 528870 554880 557475 564128 585600 589560 594640 599386 622200 628864 631805 663680 693600 705160 713568 736950 743300 758166 786080 829600 846192 881450 891960 899079 906826 924800 943296 951424 982600 995520 1010888 1057740 1114950 1128256 1179120 1189280 1198772 1244400 1263610 1322175 1360239 1387200 1410320 1427136 1473900 1486600 1498465 1516332 1572160 1659200 1692384 1762900 1783920 1798158 1813652 1886592 1895415 1965200 1991040 2021776 2115480 2148137 2229900 2256512 2267065 2358240 2378560 2397544 2488800 2527220 2644350 2720478 2774400 2820640 2854272 2947800 2973200 2996930 3032664 3144320 3159025 3318400 3384768 3525800 3567840 3596316 3627304 3790830 3930400 4043552 4230960 4296274 4459800 4495395 4534130 4716480 4757120 4795088 4977600 5054440 5288700 5440956 5641280 5895600 5946400 5993860 6065328 6318050 6444411 6769536 6801195 7051600 7135680 7192632 7254608 7492325 7581660 7708021 7860800 8087104 8461920 8592548 8919600 8990790 9068260 9432960 9477075 9590176 9955200 10108880 10577400 10740685 10881912 11282560 11335325 11791200 11892800 11987720 12130656 12636100 12888822 13602390 14103200 14271360 14385264 14509216 14984650 15163320 15416042 15721600 16174208 16923840 17185096 17839200 17981580 18136520 18954150 19180352 20217760 21154800 21481370 21763824 22476975 22670650 23124063 23582400 23785600 23975440 24261312 25272200 25777644 27204780 28206400 28770528 29018432 29969300 30326640 30832084 32222055 33847680 34005975 34370192 35678400 35963160 36273040 36518329 37908300 38360704 38540105 40435520 42309600 42962740 43527648 44953950 45341300 46248126 47164800 47950880 48522624 50544400 51555288 53703425 54409560 56412800 57541056 58036864 59938600 60653280 61664168 64444110 68011950 68740384 71356800 71926320 72546080 73036658 75816600 77080210 80871040 84619200 85925480 87055296 89907900 90682600 92496252 95901760 101088800 103110576 107406850 108819120 109554987 115082112 115620315 119877200 121306560 123328336 128888220 131036357 136023900 137480768 143852640 145092160 146073316 151633200 154160420 161110275 169238400 171850960 174110592 179815800 181365200 182591645 184992504 191803520 192700525 202177600 206221152 214813700 217638240 219109974 231240630 239754400 242613120 246656672 257776440 262072714 272047800 274961536 287705280 290184320 292146632 303266400 308320840 322220550 343701920 359631600 362730400 365183290 369985008 385401050 393109071 404355200 412442304 429627400 435276480 438219948 462481260 479508800 493313344 515552880 524145428 544095600 547774935 575410560 578101575 584293264 606532800 616641680 644441100 655181785 687403840 719263200 725460800 730366580 739970016 770802100 786218142 824884608 859254800 870552960 876439896 912958225 924962520 959017600 986626688 1031105760 1048290856 1088191200 1095549870 1156203150 1168586528 1213065600 1233283360 1288882200 1310363570 1374807680 1438526400 1450921600 1460733160 1479940032 1541604200 1572436284 1718509600 1752879792 1825916450 1849925040 1965545355 2062211520 2096581712 2176382400 2191099740 2227618069 2312406300 2337173056 2466566720 2577764400 2620727140 2738874675 2877052800 2921466320 2959880064 3083208400 3144872568 3275908925 3437019200 3505759584 3651832900 3699850080 3931090710 4124423040 4193163424 4352764800 4382199480 4455236138 4624812600 4674346112 4933133440 5155528800 5241454280 5477749350 5842932640 6166416800 6289745136 6551817850 6682854207 6874038400 7011519168 7303665800 7399700160 7862181420 8386326848 8764398960 8910472276 9249625200 9827726775 10311057600 10482908560 10955498700 11138090345 11685865280 12332833600 12579490272 13103635700 13365708414 14023038336 14607331600 14799400320 15724362840 16772653696 17528797920 17820944552 18499250400 19655453550 20622115200 20965817120 21910997400 22276180690 23371730560 24665667200 25158980544 26207271400 26731416828 29214663200 31448725680 33414271035 35057595840 35641889104 36998500800 39310907100 41931634240 43821994800 44552361380 50317961088 52414542800 53462833656 55690451725 58429326400 62897451360 66828542070 70115191680 71283778208 73997001600 78621814200 83863268480 87643989600 89104722760 104829085600 106925667312 111380903450 116858652800 125794902720 133657084140 142567556416 157243628400 167071355175 175287979200 178209445520 209658171200 213851334624 222761806900 251589805440 267314168280 285135112832 314487256800 334142710350 350575958400 356418891040 419316342400 427702669248 445523613800 534628336560 628974513600 668285420700 712837782080 855405338496 891047227600 1069256673120 1257949027200 1336570841400 1425675564160 1782094455200 2138513346240 2673141682800 3564188910400 4277026692480 5346283365600 7128377820800 10692566731200 21385133462400
• Sum of all divisors σ(n): 76075815211200
• Sum of proper divisors (its aliquot sum) s(n): 54690681748800
• 21385133462400 is an abundant number, because the sum of its proper divisors (54690681748800) is greater than itself. Its abundance is 33305548286400

Bases of 21385133462400

• Binary: 100110111001100011101010010001001001110000000₂
• Hexadecimal: 0x13731D489380
• Base-36: 7KW70BD6O

Squares and roots of 21385133462400

• 21385133462400 squared (21385133462400²) is 457323933204660212213760000
• 21385133462400 cubed (21385133462400³) is 9779933347131361571834364157722624000000
• The square root of 21385133462400 is 4624406.2821512557
• The cube root of 21385133462400 is 27756.8804570893

Scales and comparisons

• 21,385,133,462,400 seconds is equal to 679,981 years, 4 weeks, 6 days, 18 hours, 40 minutes.
• To count from 1 to 21,385,133,462,400 would take you about one million, six hundred ninety-nine thousand, nine hundred fifty-two 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 21385133462400 cubic inches would be around 2313.1 feet tall.

Recreational maths with 21385133462400

• 21385133462400 backwards is 00426433158312
• The number of decimal digits it has is: 14
• The sum of 21385133462400's digits is 42
• More coming soon!