21427190400

Names of 21427190400

• Cardinal: 21427190400 can be written as Twenty-one billion, four hundred twenty-seven million, one hundred ninety thousand, four hundred.

Scientific notation

• Scientific notation: 2.14271904 × 10¹⁰

Factors of 21427190400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 170

Divisors of 21427190400

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 20 21 22 24 25 28 30 32 33 35 40 41 42 44 48 49 50 55 56 60 64 66 70 75 77 80 82 84 88 96 98 100 101 105 110 112 120 123 128 132 140 147 150 154 160 164 165 168 175 176 192 196 200 202 205 210 220 224 231 240 245 246 264 275 280 287 294 300 303 308 320 328 330 336 350 352 384 385 392 400 404 410 420 440 448 451 462 480 490 492 505 525 528 539 550 560 574 588 600 606 615 616 640 656 660 672 700 704 707 735 770 784 800 808 820 825 840 861 880 896 902 924 960 980 984 1010 1025 1050 1056 1078 1100 1111 1120 1148 1155 1176 1200 1212 1225 1230 1232 1312 1320 1344 1353 1400 1408 1414 1435 1470 1515 1540 1568 1600 1616 1617 1640 1650 1680 1722 1760 1804 1848 1920 1925 1960 1968 2009 2020 2050 2100 2112 2121 2156 2200 2222 2240 2255 2296 2310 2352 2400 2424 2450 2460 2464 2525 2624 2640 2688 2695 2706 2800 2828 2870 2940 3030 3075 3080 3136 3157 3200 3232 3234 3280 3300 3333 3360 3444 3520 3535 3608 3675 3696 3850 3920 3936 4018 4040 4100 4141 4200 4224 4242 4305 4312 4400 4444 4480 4510 4592 4620 4704 4800 4848 4900 4920 4928 4949 5050 5248 5280 5390 5412 5555 5600 5656 5740 5775 5880 6027 6060 6150 6160 6272 6314 6464 6468 6560 6600 6666 6720 6765 6888 7040 7070 7175 7216 7350 7392 7575 7700 7777 7840 7872 8036 8080 8085 8200 8282 8400 8484 8610 8624 8800 8888 9020 9184 9240 9408 9471 9600 9696 9800 9840 9856 9898 10045 10100 10560 10605 10780 10824 11110 11200 11275 11312 11480 11550 11760 12054 12120 12300 12320 12423 12628 12928 12936 13120 13200 13332 13440 13475 13530 13776 14140 14350 14432 14700 14784 14847 15150 15400 15554 15680 15744 15785 16072 16160 16170 16400 16564 16665 16800 16968 17220 17248 17600 17675 17776 18040 18368 18480 18816 18942 19392 19600 19680 19796 20090 20200 20705 21120 21210 21525 21560 21648 22099 22220 22400 22550 22624 22960 23100 23331 23520 24108 24240 24600 24640 24745 24846 25256 25872 26240 26400 26664 26950 27060 27552 27775 28280 28700 28864 28987 29400 29568 29694 30135 30300 30800 31108 31360 31570 32144 32320 32340 32800 33128 33330 33600 33825 33936 34440 34496 35200 35350 35552 36080 36736 36960 37884 38784 38885 39200 39360 39592 40180 40400 40425 41410 42420 43050 43120 43296 44198 44440 45100 45248 45551 45920 46200 46662 47040 47355 48216 48480 49200 49280 49490 49692 50225 50512 51744 52800 53025 53328 53900 54120 54439 55104 55550 56560 57400 57728 57974 58800 59388 60270 60600 61600 62115 62216 63140 64288 64640 64680 65600 66256 66297 66660 67200 67650 67872 68880 68992 70700 71104 72160 73920 74235 75768 77770 78400 78720 78925 79184 80360 80800 80850 82820 83325 84840 86100 86240 86592 86961 88396 88880 90200 90496 91102 91840 92400 93324 94080 94710 96432 96960 98400 98980 99384 100450 101024 103488 103525 105600 106050 106656 107800 108240 108878 110208 110495 111100 113120 114800 115948 116655 117600 118776 120540 121200 123200 123725 124230 124432 126280 128576 129360 131200 132512 132594 133320 135300 135744 136653 137760 141400 142208 144320 144935 147840 148470 150675 151536 155540 156800 157850 158368 160720 161600 161700 163317 165640 166650 169680 172200 172480 173184 173922 176792 177760 180400 182204 183680 184800 186648 189420 192864 193920 194425 196800 197960 198768 200900 202048 202909 206976 207050 212100 213312 215600 216480 217756 220990 222200 226240 227755 229600 231896 233310 235200 236775 237552 241080 242400 246400 247450 248460 248864 252560 257152 258720 265024 265188 266640 270600 271488 272195 273306 275520 282800 288640 289870 296940 301350 303072 310575 311080 315700 316736 318857 321440 323200 323400 326634 331280 331485 333300 339360 344400 344960 347844 353584 355520 360800 364408 369600 371175 373296 378840 385728 388850 393600 395920 397536 401800 404096 405818 414100 424200 426624 431200 432960 434805 435512 441980 444400 452480 455510 459200 463792 466620 470400 473550 475104 482160 484800 494900 496920 497728 505120 517440 530048 530376 533280 541200 544390 546612 551040 552475 565600 579740 583275 593880 602700 606144 608727 621150 622160 631400 633472 637714 642880 646800 653268 662560 662970 666600 678720 683265 688800 695688 707168 711040 721600 724675 728816 739200 742350 746592 757680 771456 777700 791840 795072 803600 811636 816585 828200 848400 862400 865920 869610 871024 883960 888800 911020 918400 927584 933240 947100 950208 956571 964320 969600 989800 993840 995456 1010240 1014545 1034880 1060752 1066560 1082400 1088780 1093224 1104950 1131200 1138775 1159480 1166550 1187760 1205400 1212288 1217454 1242300 1244320 1262800 1275428 1285760 1293600 1306536 1325120 1325940 1333200 1357440 1360975 1366530 1377600 1391376 1414336 1443200 1449350 1457632 1484700 1493184 1515360 1555400 1583680 1590144 1594285 1607200 1623272 1633170 1656400 1657425 1696800 1724800 1739220 1742048 1767920 1777600 1822040 1855168 1866480 1894200 1900416 1913142 1928640 1979600 1987680 2020480 2029090 2121504 2133120 2164800 2174025 2177560 2186448 2209900 2231999 2262400 2277550 2318960 2333100 2375520 2410800 2434908 2484600 2488640 2525600 2550856 2587200 2613072 2650240 2651880 2666400 2721950 2733060 2755200 2782752 2828672 2898700 2915264 2969400 2986368 3030720 3043635 3110800 3167360 3188570 3214400 3246544 3266340 3312800 3314850 3393600 3416325 3478440 3484096 3535840 3555200 3644080 3710336 3732960 3788400 3826284 3857280 3959200 3975360 4058180 4082925 4243008 4329600 4348050 4355120 4372896 4419800 4463998 4555100 4637920 4666200 4751040 4782855 4821600 4869816 4969200 4977280 5051200 5072725 5101712 5174400 5226144 5303760 5332800 5443900 5466120 5565504 5797400 5830528 5938800 6061440 6087270 6221600 6377140 6428800 6493088 6532680 6625600 6629700 6695997 6787200 6832650 6956880 6968192 7071680 7288160 7465920 7576800 7652568 7918400 7950720 7971425 8116360 8165850 8486016 8696100 8710240 8745792 8839600 8927996 9110200 9275840 9332400 9502080 9565710 9643200 9739632 9938400 10102400 10145450 10203424 10452288 10607520 10665600 10887800 10932240 11131008 11159995 11594800 11877600 12174540 12443200 12754280 12986176 13065360 13251200 13259400 13391994 13665300 13913760 14143360 14576320 14931840 15153600 15218175 15305136 15836800 15942850 16232720 16331700 17392200 17420480 17491584 17679200 17855992 18220400 18551680 18664800 19131420 19286400 19479264 19876800 20290900 20406848 20904576 21215040 21775600 21864480 22319990 23189600 23755200 23914275 24349080 24886400 25508560 25972352 26130720 26518800 26783988 27330600 27827520 29152640 30307200 30436350 30610272 31885700 32465440 32663400 33479985 34784400 34840960 35358400 35711984 36440800 37329600 38262840 38958528 39753600 40581800 40813696 42430080 43551200 43728960 44639980 46379200 47510400 47828550 48698160 51017120 52261440 53037600 53567976 54661200 55655040 55799975 60872700 61220544 63771400 64930880 65326800 66959970 69568800 70716800 71423968 72881600 74659200 76525680 77917056 81163600 87102400 87457920 89279960 92758400 95657100 97396320 102034240 104522880 106075200 107135952 109322400 111599950 121745400 122441088 127542800 129861760 130653600 133919940 139137600 142847936 145763200 153051360 162327200 167399925 174204800 178559920 191314200 194792640 204068480 212150400 214271904 218644800 223199900 243490800 255085600 261307200 267839880 278275200 285695872 306102720 324654400 334799850 357119840 382628400 389585280 428543808 437289600 446399800 486981600 510171200 522614400 535679760 612205440 649308800 669599700 714239680 765256800 857087616 892799600 973963200 1020342400 1071359520 1339199400 1428479360 1530513600 1785599200 1947926400 2142719040 2678398800 3061027200 3571198400 4285438080 5356797600 7142396800 10713595200 21427190400
• Sum of all divisors σ(n): 92654694720
• Sum of proper divisors (its aliquot sum) s(n): 71227504320
• 21427190400 is an abundant number, because the sum of its proper divisors (71227504320) is greater than itself. Its abundance is 49800313920

Bases of 21427190400

• Binary: 10011111101001010001111101010000000₂
• Hexadecimal: 0x4FD28FA80
• Base-36: 9UD71XC

Squares and roots of 21427190400

• 21427190400 squared (21427190400²) is 459124488437852160000
• 21427190400 cubed (21427190400³) is 9837747831060456799371264000000
• The square root of 21427190400 is 146380.2937556829
• The cube root of 21427190400 is 2777.5064506301

Scales and comparisons

• 21,427,190,400 seconds is equal to 681 years, 16 weeks, 3 days, 21 hours, 20 minutes.
• To count from 1 to 21,427,190,400 would take you about one thousand, three hundred sixty-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 21427190400 cubic inches would be around 231.5 feet tall.

Recreational maths with 21427190400

• 21427190400 backwards is 00409172412
• 21427190400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21427190400's digits is 30
• More coming soon!