28397107200

Names of 28397107200

• Cardinal: 28397107200 can be written as Twenty-eight billion, three hundred ninety-seven million, one hundred seven thousand, two hundred.

Scientific notation

• Scientific notation: 2.83971072 × 10¹⁰

Factors of 28397107200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 28

Divisors of 28397107200

• Number of divisors d(n): 864
• 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 42 44 48 49 50 55 56 60 64 66 70 75 77 80 84 88 96 98 100 105 110 112 120 128 132 140 147 150 154 160 165 168 175 176 192 196 200 210 220 224 231 240 245 256 264 275 280 294 300 308 320 330 336 343 350 352 384 385 392 400 420 440 448 462 480 490 512 525 528 539 550 560 588 600 616 640 660 672 686 700 704 735 768 770 784 800 825 840 880 896 924 960 980 1024 1029 1050 1056 1078 1100 1120 1155 1176 1200 1225 1232 1280 1320 1344 1372 1400 1408 1470 1536 1540 1568 1600 1617 1650 1680 1715 1760 1792 1848 1920 1925 1960 2048 2058 2100 2112 2156 2200 2240 2310 2352 2400 2401 2450 2464 2560 2640 2688 2695 2744 2800 2816 2940 3072 3080 3136 3200 3234 3300 3360 3430 3520 3584 3675 3696 3773 3840 3850 3920 4116 4200 4224 4312 4400 4480 4620 4704 4800 4802 4900 4928 5120 5145 5280 5376 5390 5488 5600 5632 5775 5880 6144 6160 6272 6400 6468 6600 6720 6860 7040 7168 7203 7350 7392 7546 7680 7700 7840 8085 8232 8400 8448 8575 8624 8800 8960 9240 9408 9600 9604 9800 9856 10240 10290 10560 10752 10780 10976 11200 11264 11319 11550 11760 12005 12320 12544 12800 12936 13200 13440 13475 13720 14080 14336 14406 14700 14784 15092 15360 15400 15680 16170 16464 16800 16807 16896 17150 17248 17600 17920 18480 18816 18865 19200 19208 19600 19712 20580 21120 21504 21560 21952 22400 22528 22638 23100 23520 24010 24640 25088 25600 25725 25872 26400 26411 26880 26950 27440 28160 28812 29400 29568 30184 30720 30800 31360 32340 32928 33600 33614 33792 34300 34496 35200 35840 36015 36960 37632 37730 38400 38416 39200 39424 40425 41160 42240 43008 43120 43904 44800 45276 46200 47040 48020 49280 50176 50421 51200 51450 51744 52800 52822 53760 53900 54880 56320 56595 57624 58800 59136 60025 60368 61600 62720 64680 65856 67200 67228 67584 68600 68992 70400 71680 72030 73920 75264 75460 76800 76832 78400 78848 79233 80850 82320 84035 84480 86240 87808 89600 90552 92400 94080 94325 96040 98560 100352 100842 102900 103488 105600 105644 107520 107800 109760 112640 113190 115248 117600 118272 120050 120736 123200 125440 129360 131712 132055 134400 134456 137200 137984 140800 144060 147840 150528 150920 153600 153664 156800 157696 158466 161700 164640 168070 168960 172480 175616 179200 180075 181104 184800 184877 188160 188650 192080 197120 201684 205800 206976 211200 211288 215040 215600 219520 226380 230496 235200 236544 240100 241472 246400 250880 252105 258720 263424 264110 268800 268912 274400 275968 281600 282975 288120 295680 301056 301840 307328 313600 316932 323400 329280 336140 337920 344960 351232 358400 360150 362208 369600 369754 376320 377300 384160 394240 396165 403368 411600 413952 420175 422400 422576 431200 439040 452760 460992 470400 473088 480200 482944 492800 501760 504210 517440 526848 528220 537600 537824 548800 551936 554631 563200 565950 576240 591360 603680 614656 627200 633864 646800 658560 660275 672280 689920 702464 720300 724416 739200 739508 752640 754600 768320 788480 792330 806736 823200 827904 840350 844800 845152 862400 878080 905520 921984 924385 940800 960400 965888 985600 1008420 1034880 1053696 1056440 1075200 1075648 1097600 1103872 1109262 1131900 1152480 1182720 1207360 1229312 1254400 1260525 1267728 1293600 1317120 1320550 1344560 1379840 1440600 1448832 1478400 1479016 1505280 1509200 1536640 1584660 1613472 1646400 1655808 1680700 1689600 1690304 1724800 1756160 1811040 1843968 1848770 1881600 1920800 1931776 1971200 1980825 2016840 2069760 2107392 2112880 2151296 2195200 2218524 2263800 2304960 2365440 2414720 2458624 2508800 2521050 2535456 2587200 2634240 2641100 2689120 2759680 2773155 2881200 2897664 2956800 2958032 3018400 3073280 3169320 3226944 3292800 3311616 3361400 3380608 3449600 3512320 3622080 3687936 3697540 3763200 3841600 3863552 3942400 3961650 4033680 4139520 4225760 4302592 4390400 4437048 4527600 4609920 4621925 4829440 4917248 5042100 5070912 5174400 5268480 5282200 5378240 5519360 5546310 5762400 5795328 5913600 5916064 6036800 6146560 6338640 6453888 6585600 6722800 6761216 6899200 7244160 7375872 7395080 7526400 7683200 7727104 7923300 8067360 8279040 8451520 8605184 8780800 8874096 9055200 9219840 9243850 9658880 10084200 10141824 10348800 10536960 10564400 10756480 11092620 11524800 11590656 11827200 11832128 12073600 12293120 12677280 12907776 13171200 13445600 13522432 13798400 13865775 14488320 14751744 14790160 15366400 15846600 16134720 16558080 16903040 17210368 17561600 17748192 18110400 18439680 18487700 19317760 20168400 20283648 20697600 21128800 21512960 22185240 23049600 23181312 23664256 24147200 24586240 25354560 25815552 26342400 26891200 27044864 27596800 27731550 28976640 29580320 30732800 31693200 32269440 33806080 34420736 35496384 36220800 36879360 36975400 38635520 40336800 40567296 41395200 42257600 43025920 44370480 46099200 47328512 48294400 50709120 51631104 52684800 53782400 54089728 55463100 57953280 59160640 61465600 63386400 64538880 67612160 70992768 72441600 73758720 73950800 80673600 81134592 82790400 84515200 86051840 88740960 92198400 94657024 96588800 101418240 103262208 107564800 110926200 115906560 118321280 122931200 126772800 129077760 135224320 141985536 144883200 147901600 161347200 162269184 169030400 172103680 177481920 184396800 189314048 193177600 202836480 215129600 221852400 236642560 253545600 258155520 270448640 283971072 289766400 295803200 322694400 338060800 354963840 368793600 378628096 405672960 430259200 443704800 473285120 507091200 516311040 567942144 579532800 591606400 645388800 676121600 709927680 811345920 860518400 887409600 946570240 1014182400 1135884288 1183212800 1290777600 1352243200 1419855360 1774819200 1893140480 2028364800 2366425600 2581555200 2839710720 3549638400 4056729600 4732851200 5679421440 7099276800 9465702400 14198553600 28397107200
• Sum of all divisors σ(n): 119478602880
• Sum of proper divisors (its aliquot sum) s(n): 91081495680
• 28397107200 is an abundant number, because the sum of its proper divisors (91081495680) is greater than itself. Its abundance is 62684388480

Bases of 28397107200

• Binary: 11010011100100110010111100000000000₂
• Hexadecimal: 0x69C997800
• Base-36: D1MWK5C

Squares and roots of 28397107200

• 28397107200 squared (28397107200²) is 806395697328291840000
• 28397107200 cubed (28397107200³) is 22899305062650256973365248000000
• The square root of 28397107200 is 168514.4124400047
• The cube root of 28397107200 is 3050.8770101811

Scales and comparisons

• 28,397,107,200 seconds is equal to 902 years, 48 weeks, 6 days, 5 hours, 20 minutes.
• To count from 1 to 28,397,107,200 would take you about one thousand, eight hundred five 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 28397107200 cubic inches would be around 254.2 feet tall.

Recreational maths with 28397107200

• 28397107200 backwards is 00270179382
• The number of decimal digits it has is: 11
• The sum of 28397107200's digits is 39
• More coming soon!