21132742400

Names of 21132742400

• Cardinal: 21132742400 can be written as Twenty-one billion, one hundred thirty-two million, seven hundred forty-two thousand, four hundred.

Scientific notation

• Scientific notation: 2.11327424 × 10¹⁰

Factors of 21132742400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 142

Divisors of 21132742400

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 19 20 22 25 28 32 35 37 38 40 44 50 55 56 61 64 70 74 76 77 80 88 95 100 110 112 122 128 133 140 148 152 154 160 175 176 185 190 200 209 220 224 244 256 259 266 275 280 296 304 305 308 320 350 352 370 380 385 400 407 418 427 440 448 475 488 518 532 550 560 592 608 610 616 640 665 671 700 703 704 740 760 770 800 814 836 854 880 896 925 950 976 1036 1045 1064 1100 1120 1159 1184 1216 1220 1232 1280 1295 1330 1342 1400 1406 1408 1463 1480 1520 1525 1540 1600 1628 1672 1708 1760 1792 1850 1900 1925 1952 2035 2072 2090 2128 2135 2200 2240 2257 2318 2368 2432 2440 2464 2590 2660 2684 2800 2812 2816 2849 2926 2960 3040 3050 3080 3200 3256 3325 3344 3355 3416 3515 3520 3700 3800 3850 3904 4070 4144 4180 4256 4270 4400 4480 4514 4636 4697 4736 4864 4880 4921 4928 5180 5225 5320 5368 5600 5624 5698 5795 5852 5920 6080 6100 6160 6400 6475 6512 6650 6688 6710 6832 7030 7040 7315 7400 7600 7700 7733 7808 8113 8140 8288 8360 8512 8540 8800 8960 9028 9272 9394 9472 9760 9842 9856 10175 10360 10450 10640 10675 10736 11200 11248 11285 11396 11590 11704 11840 12160 12200 12320 12749 12950 13024 13300 13376 13420 13664 14060 14080 14245 14630 14800 15200 15400 15466 15616 15799 16226 16280 16576 16720 16775 17024 17080 17575 17600 18056 18544 18788 19520 19684 19712 20350 20720 20900 21280 21350 21472 22400 22496 22570 22792 23180 23408 23485 23680 24320 24400 24605 24640 24827 25498 25900 26048 26600 26752 26840 27328 28120 28490 28975 29260 29600 30400 30800 30932 31598 32452 32560 33152 33440 33550 34048 34160 35150 35200 36112 36575 37088 37576 38665 39040 39368 40565 40700 41440 41800 42560 42700 42883 42944 44800 44992 45140 45584 46360 46816 46970 47360 48800 49210 49280 49654 50996 51800 52096 53200 53504 53680 54131 54656 56240 56425 56980 57950 58520 59200 60800 61600 61864 63196 63745 64904 65120 66304 66880 67100 68320 70300 70400 71225 72224 73150 74176 75152 77330 78080 78736 78995 81130 81400 82880 83600 85120 85400 85766 85888 89243 89984 90280 91168 92720 93632 93940 97600 98420 98560 99308 101992 103600 104192 106400 107360 108262 109312 112480 112850 113960 115900 117040 117425 118400 121600 123025 123200 123728 124135 126392 127490 129808 130240 133760 134200 136640 140600 142450 144448 146300 148352 150304 154660 157472 157990 162260 162800 165760 167200 170240 170800 171532 171776 173789 178486 179968 180560 182336 185440 187264 187880 193325 195200 196840 198616 202825 203984 207200 212800 214415 214720 216524 224960 225700 227920 231800 234080 234850 236800 246050 246400 247456 248270 252784 254980 259616 260480 267520 268400 270655 273280 281200 284900 288896 292600 296704 300181 300608 309320 314944 315980 318725 324520 325600 331520 334400 341600 343064 347578 356972 361120 364672 370880 374528 375760 386650 390400 393680 394975 397232 405650 407968 414400 425600 428830 429440 433048 446215 449920 451400 455840 463600 468160 469700 471713 492100 492800 494912 496540 505568 509960 519232 520960 536800 541310 546560 562400 569800 577792 585200 600362 601216 618640 620675 629888 631960 637450 649040 651200 668800 683200 686128 695156 713944 722240 729344 741760 751520 773300 787360 789950 794464 811300 815936 828800 851200 857660 858880 866096 868945 892430 899840 902800 911680 927200 936320 939400 943426 984200 989824 993080 1011136 1019920 1038464 1072075 1073600 1082620 1124800 1139600 1170400 1200724 1202432 1237280 1241350 1259776 1263920 1274900 1298080 1302400 1337600 1353275 1366400 1372256 1390312 1427888 1444480 1483520 1500905 1503040 1546600 1574720 1579900 1588928 1622600 1631872 1657600 1715320 1732192 1737890 1784860 1805600 1823360 1854400 1872640 1878800 1886852 1968400 1979648 1986160 2022272 2039840 2076928 2144150 2147200 2165240 2231075 2249600 2279200 2340800 2358565 2401448 2474560 2482700 2527840 2549800 2596160 2604800 2706550 2732800 2744512 2780624 2855776 2888960 3001810 3006080 3093200 3149440 3159800 3177856 3245200 3263744 3301991 3430640 3464384 3475780 3569720 3611200 3646720 3708800 3757600 3773704 3936800 3972320 4044544 4079680 4288300 4294400 4330480 4344725 4462150 4499200 4558400 4681600 4717130 4802896 4949120 4965400 5055680 5099600 5192320 5413100 5489024 5561248 5711552 6003620 6012160 6186400 6298880 6319600 6355712 6490400 6603982 6861280 6928768 6951560 7139440 7222400 7417600 7504525 7515200 7547408 7873600 7944640 8159360 8576600 8660960 8689450 8924300 9116800 9363200 9434260 9605792 9898240 9930800 10111360 10199200 10384640 10826200 10978048 11122496 11423104 11792825 12007240 12372800 12639200 12980800 13207964 13722560 13857536 13903120 14278880 14444800 15009050 15030400 15094816 15747200 15889280 16318720 16509955 17153200 17321920 17378900 17848600 18233600 18868520 19211584 19861600 20222720 20398400 21652400 22244992 22846208 23585650 24014480 24745600 25278400 25961600 26415928 27445120 27806240 28557760 30018100 30060800 30189632 31494400 31778560 33019910 34306400 34643840 34757800 35697200 37737040 38423168 39723200 40796800 43304800 44489984 47171300 48028960 49491200 50556800 51923200 52831856 54890240 55612480 57115520 60036200 60379264 66039820 68612800 69287680 69515600 71394400 75474080 76846336 79446400 81593600 82549775 86609600 94342600 96057920 101113600 105663712 111224960 114231040 120072400 120758528 132079640 137225600 139031200 142788800 150948160 158892800 165099550 173219200 188685200 192115840 211327424 222449920 240144800 264159280 274451200 278062400 285577600 301896320 330199100 346438400 377370400 384231680 422654848 480289600 528318560 556124800 571155200 603792640 660398200 754740800 845309696 960579200 1056637120 1112249600 1320796400 1509481600 1921158400 2113274240 2641592800 3018963200 4226548480 5283185600 10566371200 21132742400
• Sum of all divisors σ(n): 71657080320
• Sum of proper divisors (its aliquot sum) s(n): 50524337920
• 21132742400 is an abundant number, because the sum of its proper divisors (50524337920) is greater than itself. Its abundance is 29391595520

Bases of 21132742400

• Binary: 10011101011100111000000111100000000₂
• Hexadecimal: 0x4EB9C0F00
• Base-36: 9PHW0E8

Squares and roots of 21132742400

• 21132742400 squared (21132742400²) is 446592801344757760000
• 21132742400 cubed (21132742400³) is 9437730628513139332481024000000
• The square root of 21132742400 is 145371.0507632107
• The cube root of 21132742400 is 2764.7250854009

Scales and comparisons

• 21,132,742,400 seconds is equal to 671 years, 49 weeks, 4 days, 22 hours, 13 minutes, 20 seconds.
• To count from 1 to 21,132,742,400 would take you about one thousand, three hundred forty-three 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 21132742400 cubic inches would be around 230.4 feet tall.

Recreational maths with 21132742400

• 21132742400 backwards is 00424723112
• The number of decimal digits it has is: 11
• The sum of 21132742400's digits is 26
• More coming soon!