21404507837440

Names of 21404507837440

• Cardinal: 21404507837440 can be written as Twenty-one trillion, four hundred four billion, five hundred seven million, eight hundred thirty-seven thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.140450783744 × 10¹³

Factors of 21404507837440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 17
• Sum of prime factors: 22753

Divisors of 21404507837440

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 17 20 26 28 32 34 35 40 49 52 56 64 65 68 70 80 85 91 98 104 112 119 128 130 136 140 160 170 182 196 208 221 224 238 245 256 260 272 280 289 320 340 364 392 416 442 448 455 476 490 512 520 544 560 578 595 637 640 680 728 784 832 833 884 896 910 952 980 1024 1040 1088 1105 1120 1156 1190 1274 1280 1360 1445 1456 1547 1568 1664 1666 1768 1792 1820 1904 1960 2023 2080 2176 2210 2240 2312 2380 2548 2560 2720 2890 2912 3094 3136 3185 3328 3332 3536 3584 3640 3757 3808 3920 4046 4160 4165 4352 4420 4480 4624 4760 5096 5120 5440 5780 5824 6188 6272 6370 6656 6664 7072 7168 7280 7514 7616 7735 7840 8092 8320 8330 8704 8840 8960 9248 9520 10115 10192 10829 10880 11560 11648 12376 12544 12740 13312 13328 14144 14161 14560 15028 15232 15470 15680 16184 16640 16660 17408 17680 17920 18496 18785 19040 20230 20384 21658 21760 22709 23120 23296 24752 25088 25480 26299 26656 28288 28322 29120 30056 30464 30940 31360 32368 33280 33320 35360 35840 36992 37570 38080 40460 40768 43316 43520 45418 46240 46592 49504 50176 50960 52598 53312 54145 56576 56644 58240 60112 60928 61880 62720 64736 66560 66640 70720 70805 73984 75140 76160 80920 81536 86632 87040 90836 92480 93184 99008 101920 105196 106624 108290 113152 113288 113545 116480 120224 121856 123760 125440 129472 131495 133280 141440 141610 147968 150280 152320 158963 161840 163072 173264 181672 184093 184960 198016 203840 210392 213248 216580 226304 226576 227090 232960 240448 247520 250880 258944 262990 266560 282880 283220 295217 295936 300560 304640 317926 323680 326144 346528 363344 368186 369920 386053 396032 407680 420784 426496 433160 453152 454180 465920 480896 495040 517888 525980 533120 565760 566440 590434 601120 609280 635852 647360 652288 693056 726688 736372 739840 772106 792064 794815 815360 841568 852992 866320 906304 908360 920465 961792 990080 1035776 1051960 1066240 1112741 1131520 1132880 1180868 1202240 1271704 1294720 1386112 1453376 1472744 1476085 1479680 1544212 1584128 1589630 1630720 1683136 1732640 1812608 1816720 1840930 1923584 1930265 1980160 2066519 2071552 2103920 2132480 2225482 2265760 2361736 2404480 2543408 2589440 2702371 2772224 2906752 2945488 2952170 3088424 3179260 3261440 3366272 3465280 3625216 3633440 3681860 3847168 3860530 3960320 4133038 4207840 4264960 4450964 4531520 4723472 4808960 5018689 5086816 5178880 5404742 5544448 5563705 5813504 5890976 5904340 6176848 6358520 6562901 6732544 6930560 7250432 7266880 7363720 7721060 7920640 8266076 8415680 8901928 9063040 9446944 9617920 10037378 10173632 10332595 10357760 10809484 11088896 11127410 11627008 11781952 11808680 12353696 12717040 13125802 13465088 13511855 13861120 14465633 14500864 14533760 14727440 15442120 16532152 16831360 17803856 18126080 18893888 18916597 19235840 20074756 20347264 20665190 21618968 22254820 23254016 23563904 23617360 24707392 25093445 25434080 26251604 26930176 27023710 27722240 28931266 29067520 29454880 30884240 32814505 33064304 33662720 35130823 35607712 36252160 37787776 37833194 40149512 40694528 41330380 43237936 44509640 45940307 47127808 47234720 49414784 50186890 50868160 52503208 54047420 55444480 57862532 58135040 58909760 61768480 65629010 66128608 67325440 70261646 71215424 72328165 72504320 75575552 75666388 80299024 81389056 82660760 85317713 86475872 89019280 91880614 94255616 94469440 94582985 98829568 100373780 101736320 105006416 108094840 115725064 116270080 117819520 123536960 131258020 132257216 134650880 140523292 142430848 144656330 151151104 151332776 160598048 162778112 165321520 170635426 172951744 175654115 178038560 183761228 188511232 188938880 189165970 197659136 200747560 203472640 210012832 216189680 229701535 231450128 235639040 245915761 247073920 262516040 264514432 281046584 284861696 289312660 302302208 302665552 321196096 321582149 330643040 341270852 345903488 351308230 356077120 367522456 377877760 378331940 395318272 401495120 406945280 420025664 426588565 432379360 459403070 462900256 471278080 491831522 494147840 525032080 529028864 562093168 569723392 578625320 597223991 605331104 642392192 643164298 661286080 682541704 691806976 702616460 712154240 735044912 755755520 756663880 802990240 813890560 840051328 853177130 864758720 918806140 925800512 942556160 983663044 988295680 1050064160 1058057728 1124186336 1139446784 1157250640 1194447982 1210662208 1229578805 1284784384 1286328596 1322572160 1365083408 1383613952 1405232920 1424308480 1470089824 1511511040 1513327760 1605980480 1607910745 1680102656 1706354260 1729517440 1837612280 1851601024 1967326088 1976591360 2100128320 2116115456 2248372672 2314501280 2388895964 2421324416 2459157610 2569568768 2572657192 2645144320 2730166816 2767227904 2810465840 2848616960 2940179648 2986119955 3026655520 3211960960 3215821490 3360205312 3412708520 3459034880 3675224560 3703202048 3934652176 4180567937 4200256640 4496745344 4629002560 4777791928 4842648832 4918315220 5139137536 5145314384 5290288640 5460333632 5620931680 5697233920 5880359296 5972239910 6053311040 6423921920 6431642980 6720410624 6825417040 6918069760 7350449120 7406404096 7869304352 8361135874 8400513280 8993490688 9258005120 9555583856 9685297664 9836630440 10290628768 10580577280 10920667264 11241863360 11760718592 11944479820 12106622080 12847843840 12863285960 13650834080 13836139520 14700898240 14812808192 15738608704 16722271748 16801026560 17986981376 18516010240 19111167712 19370595328 19673260880 20581257536 20902839685 21841334528 22483726720 23521437184 23888959640 24213244160 25695687680 25726571920 27301668160 29401796480 31477217408 33444543496 33602053120 35973962752 37032020480 38222335424 39346521760 41162515072 41805679370 43682669056 44967453440 47042874368 47777919280 48426488320 51453143840 54603336320 58803592960 62954434816 66889086992 74064040960 76444670848 78693043520 82325030144 83611358740 87365338112 89934906880 95555838560 96852976640 102906287680 109206672640 117607185920 125908869632 133778173984 152889341696 157386087040 164650060288 167222717480 179869813760 191111677120 205812575360 218413345280 235214371840 251817739264 267556347968 305778683392 314772174080 329300120576 334445434960 382223354240 411625150720 436826690560 535112695936 611557366784 629544348160 668890869920 764446708480 823250301440 1070225391872 1259088696320 1337781739840 1528893416960 1646500602880 2140450783744 2675563479680 3057786833920 4280901567488 5351126959360 10702253918720 21404507837440
• Sum of all divisors σ(n): 68332528960920
• Sum of proper divisors (its aliquot sum) s(n): 46928021123480
• 21404507837440 is an abundant number, because the sum of its proper divisors (46928021123480) is greater than itself. Its abundance is 25523513286040

Bases of 21404507837440

• Binary: 100110111011110100000000101100001010000000000₂
• Hexadecimal: 0x1377A0161400
• Base-36: 7L53FBGN4

Squares and roots of 21404507837440

• 21404507837440 squared (21404507837440²) is 458152955763030385465753600
• 21404507837440 cubed (21404507837440³) is 9806538532376085501106587195915894784000
• The square root of 21404507837440 is 4626500.6038516843
• The cube root of 21404507837440 is 27765.2602643667

Scales and comparisons

• 21,404,507,837,440 seconds is equal to 680,597 years, 7 weeks, 2 days, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 21,404,507,837,440 would take you about one million, seven hundred one thousand, four hundred ninety-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 21404507837440 cubic inches would be around 2313.8 feet tall.

Recreational maths with 21404507837440

• 21404507837440 backwards is 04473870540412
• 21404507837440 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21404507837440's digits is 49
• More coming soon!