21229945655132160

Names of 21229945655132160

• Cardinal: 21229945655132160 can be written as Twenty-one quadrillion, two hundred twenty-nine trillion, nine hundred forty-five billion, six hundred fifty-five million, one hundred thirty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 2.122994565513216 × 10¹⁶

Factors of 21229945655132160

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 1810

Divisors of 21229945655132160

• Number of divisors d(n): 792
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 240 256 288 320 360 384 401 480 512 576 640 720 768 802 960 1024 1152 1203 1280 1399 1440 1536 1604 1920 2005 2048 2304 2406 2560 2798 2880 3072 3208 3609 3840 4010 4096 4197 4608 4812 5120 5596 5760 6015 6144 6416 6995 7218 7680 8020 8192 8394 9216 9624 10240 11192 11520 12030 12288 12591 12832 13990 14436 15360 16040 16384 16788 18045 18432 19248 20480 20985 22384 23040 24060 24576 25182 25664 27980 28872 30720 32080 32768 33576 36090 36864 38496 40960 41970 44768 46080 48120 49152 50364 51328 55960 57744 61440 62955 64160 65536 67152 72180 73728 76992 81920 83940 89536 92160 96240 98304 100728 102656 111920 115488 122880 125910 128320 131072 134304 144360 147456 153984 160801 163840 167880 179072 184320 192480 196608 201456 205312 223840 230976 245760 251820 256640 262144 268608 288720 294912 307968 321602 327680 335760 358144 368640 384960 393216 402912 410624 447680 461952 482403 491520 503640 513280 524288 537216 560999 577440 589824 615936 643204 655360 671520 716288 737280 769920 786432 804005 805824 821248 895360 923904 964806 983040 1007280 1026560 1048576 1074432 1121998 1154880 1179648 1231872 1286408 1310720 1343040 1432576 1447209 1474560 1539840 1572864 1608010 1611648 1642496 1682997 1790720 1847808 1929612 1966080 2014560 2053120 2097152 2148864 2243996 2309760 2359296 2412015 2463744 2572816 2621440 2686080 2804995 2865152 2894418 2949120 3079680 3145728 3216020 3223296 3284992 3365994 3581440 3695616 3859224 3932160 4029120 4106240 4297728 4487992 4619520 4718592 4824030 4927488 5048991 5145632 5242880 5372160 5609990 5730304 5788836 5898240 6159360 6291456 6432040 6446592 6569984 6731988 7162880 7236045 7391232 7718448 7864320 8058240 8212480 8414985 8595456 8975984 9239040 9437184 9648060 9854976 10097982 10291264 10485760 10744320 11219980 11460608 11577672 11796480 12318720 12864080 12893184 13139968 13463976 14325760 14472090 14782464 15436896 15728640 16116480 16424960 16829970 17190912 17951968 18478080 18874368 19296120 19709952 20195964 20582528 21488640 22439960 22921216 23155344 23592960 24637440 25244955 25728160 25786368 26279936 26927952 28651520 28944180 29564928 30873792 31457280 32232960 32849920 33659940 34381824 35903936 36956160 38592240 39419904 40391928 41165056 42977280 44879920 45842432 46310688 47185920 49274880 50489910 51456320 51572736 52559872 53855904 57303040 57888360 59129856 61747584 64465920 65699840 67319880 68763648 71807872 73912320 77184480 78839808 80783856 82330112 85954560 89759840 91684864 92621376 94371840 98549760 100979820 102912640 103145472 105119744 107711808 114606080 115776720 118259712 123495168 128931840 131399680 134639760 137527296 143615744 147824640 154368960 157679616 161567712 164660224 171909120 179519680 183369728 185242752 197099520 201959640 205825280 206290944 210239488 215423616 224960599 229212160 231553440 236519424 246990336 257863680 262799360 269279520 275054592 287231488 295649280 308737920 315359232 323135424 329320448 343818240 359039360 366739456 370485504 394199040 403919280 411650560 412581888 420478976 430847232 449921198 458424320 463106880 473038848 493980672 515727360 525598720 538559040 550109184 574462976 591298560 617475840 630718464 646270848 658640896 674881797 687636480 718078720 733478912 740971008 788398080 807838560 823301120 825163776 840957952 861694464 899842396 916848640 926213760 946077696 987961344 1031454720 1051197440 1077118080 1100218368 1124802995 1148925952 1182597120 1234951680 1261436928 1292541696 1317281792 1349763594 1375272960 1436157440 1466957824 1481942016 1576796160 1615677120 1646602240 1650327552 1723388928 1799684792 1833697280 1852427520 1892155392 1975922688 2024645391 2062909440 2102394880 2154236160 2200436736 2249605990 2297851904 2365194240 2469903360 2522873856 2585083392 2634563584 2699527188 2750545920 2872314880 2933915648 2963884032 3153592320 3231354240 3293204480 3300655104 3374408985 3446777856 3599369584 3667394560 3704855040 3784310784 3951845376 4049290782 4125818880 4204789760 4308472320 4400873472 4499211980 4595703808 4730388480 4939806720 5170166784 5269127168 5399054376 5501091840 5744629760 5927768064 6307184640 6462708480 6586408960 6601310208 6748817970 6893555712 7198739168 7334789120 7409710080 7568621568 7903690752 8098581564 8251637760 8616944640 8801746944 8998423960 9191407616 9460776960 9879613440 10123226955 10340333568 10538254336 10798108752 11002183680 11489259520 11855536128 12614369280 12925416960 13172817920 13202620416 13497635940 13787111424 14397478336 14669578240 14819420160 15807381504 16197163128 16503275520 17233889280 17996847920 18382815232 18921553920 19759226880 20246453910 20680667136 21076508672 21596217504 22004367360 22978519040 23711072256 25850833920 26345635840 26405240832 26995271880 27574222848 28794956672 29638840320 31614763008 32394326256 33006551040 34467778560 35993695840 36765630464 37843107840 39518453760 40492907820 41361334272 42153017344 43192435008 44008734720 45957038080 47422144512 51701667840 52691271680 53990543760 55148445696 57589913344 59277680640 63229526016 64788652512 66013102080 68935557120 71987391680 73531260928 79036907520 80985815640 82722668544 84306034688 86384870016 91914076160 94844289024 103403335680 105382543360 107981087520 110296891392 115179826688 118555361280 126459052032 129577305024 132026204160 137871114240 143974783360 147062521856 158073815040 161971631280 165445337088 168612069376 172769740032 183828152320 189688578048 206806671360 210765086720 215962175040 220593782784 230359653376 237110722560 252918104064 259154610048 275742228480 287949566720 294125043712 316147630080 323943262560 330890674176 337224138752 345539480064 367656304640 379377156096 413613342720 421530173440 431924350080 441187565568 460719306752 474221445120 505836208128 518309220096 551484456960 575899133440 588250087424 632295260160 647886525120 661781348352 691078960128 735312609280 758754312192 827226685440 843060346880 863848700160 882375131136 921438613504 948442890240 1011672416256 1036618440192 1102968913920 1151798266880 1176500174848 1264590520320 1295773050240 1323562696704 1382157920256 1470625218560 1517508624384 1654453370880 1686120693760 1727697400320 1764750262272 1842877227008 1896885780480 2073236880384 2205937827840 2303596533760 2529181040640 2591546100480 2647125393408 2764315840512 2941250437120 3035017248768 3308906741760 3455394800640 3529500524544 3685754454016 3793771560960 4146473760768 4411875655680 4607193067520 5058362081280 5183092200960 5294250786816 5528631681024 5882500874240 6617813483520 6910789601280 7371508908032 7587543121920 8292947521536 8823751311360 9214386135040 10366184401920 10588501573632 11057263362048 13235626967040 13821579202560 14743017816064 15175086243840 16585895043072 17647502622720 18428772270080 20732368803840 22114526724096 26471253934080 27643158405120 29486035632128 33171790086144 36857544540160 41464737607680 44229053448192 52942507868160 55286316810240 58972071264256 66343580172288 73715089080320 82929475215360 88458106896384 110572633620480 117944142528512 132687160344576 147430178160640 165858950430720 176916213792768 221145267240960 235888285057024 265374320689152 294860356321280 331717900861440 353832427585536 442290534481920 471776570114048 530748641378304 589720712642560 663435801722880 707664855171072 884581068963840 1061497282756608 1179441425285120 1326871603445760 1415329710342144 1769162137927680 2122994565513216 2358882850570240 2653743206891520 3538324275855360 4245989131026432 5307486413783040 7076648551710720 10614972827566080 21229945655132160
• Sum of all divisors σ(n): 73833857534782800
• Sum of proper divisors (its aliquot sum) s(n): 52603911879650640
• 21229945655132160 is an abundant number, because the sum of its proper divisors (52603911879650640) is greater than itself. Its abundance is 31373966224518480

Bases of 21229945655132160

• Binary: 1001011011011001000010111101001011000000000000000000000₂
• Hexadecimal: 0x4B6C85E9600000
• Base-36: 5T1DYE641S0

Squares and roots of 21229945655132160

• 21229945655132160 squared (21229945655132160²) is 450710592519864878260547066265600
• 21229945655132160 cubed (21229945655132160³) is 9568561385389146785322030489699285696245661696000
• The square root of 21229945655132160 is 145704995.2991734597
• The cube root of 21229945655132160 is 276895.7526939919

Scales and comparisons

• 21,229,945,655,132,160 seconds is equal to 675,046,603 years, 15 weeks, 4 days, 1 hour, 36 minutes.
• To count from 1 to 21,229,945,655,132,160 would take you about two billion, twenty-five million, one hundred thirty-nine thousand, eight hundred nine 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 21229945655132160 cubic inches would be around 23074.6 feet tall.

Recreational maths with 21229945655132160

• 21229945655132160 backwards is 06123155654992212
• The number of decimal digits it has is: 17
• The sum of 21229945655132160's digits is 63
• More coming soon!