30855726720

Names of 30855726720

• Cardinal: 30855726720 can be written as Thirty billion, eight hundred fifty-five million, seven hundred twenty-six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.085572672 × 10¹⁰

Factors of 30855726720

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 110

Divisors of 30855726720

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 13 14 15 16 18 20 21 24 26 28 30 32 35 36 37 39 40 42 43 45 48 52 56 60 63 64 65 70 72 74 78 80 84 86 90 91 96 104 105 111 112 117 120 126 128 129 130 140 144 148 156 160 168 172 180 182 185 192 195 208 210 215 222 224 234 240 252 258 259 260 273 280 288 296 301 312 315 320 333 336 344 360 364 370 384 387 390 416 420 430 444 448 455 468 480 481 504 516 518 520 546 555 559 560 576 585 592 602 624 630 640 645 666 672 688 720 728 740 774 777 780 819 832 840 860 888 896 903 910 936 960 962 1008 1032 1036 1040 1092 1110 1118 1120 1152 1170 1184 1204 1248 1260 1290 1295 1332 1344 1365 1369 1376 1440 1443 1456 1480 1505 1548 1554 1560 1591 1638 1664 1665 1677 1680 1720 1776 1806 1820 1872 1920 1924 1935 2016 2064 2072 2080 2184 2220 2236 2240 2331 2340 2368 2405 2408 2496 2520 2580 2590 2664 2688 2709 2730 2738 2752 2795 2880 2886 2912 2960 3010 3096 3108 3120 3182 3276 3330 3354 3360 3367 3440 3552 3612 3640 3744 3848 3870 3885 3913 4032 4095 4107 4128 4144 4160 4329 4368 4440 4472 4480 4515 4662 4680 4736 4773 4810 4816 4992 5031 5040 5160 5180 5328 5418 5460 5476 5504 5590 5760 5772 5824 5920 6020 6192 6216 6240 6364 6552 6660 6708 6720 6734 6845 6880 7104 7215 7224 7280 7488 7696 7740 7770 7826 7955 8064 8190 8214 8256 8288 8320 8385 8658 8736 8880 8944 9030 9324 9360 9546 9583 9620 9632 10062 10080 10101 10320 10360 10656 10836 10920 10952 11137 11180 11544 11648 11655 11739 11840 12040 12321 12384 12432 12480 12728 13104 13320 13416 13440 13468 13545 13690 13760 14208 14319 14430 14448 14560 14976 15392 15480 15540 15652 15910 16380 16428 16512 16576 16770 16835 17316 17472 17760 17797 17888 18060 18648 18720 19092 19166 19240 19264 19565 20124 20160 20202 20535 20640 20683 20720 21312 21645 21672 21840 21904 22274 22360 23088 23310 23478 23680 23865 24080 24642 24768 24864 24960 25155 25456 26208 26640 26832 26936 27090 27380 27520 28638 28749 28860 28896 29120 30303 30784 30960 31080 31304 31820 32760 32856 33152 33411 33540 33670 34632 34944 35217 35520 35594 35776 36120 37296 37440 38184 38332 38480 38528 39130 40248 40320 40404 41070 41280 41366 41440 42624 43290 43344 43680 43808 44548 44720 46176 46620 46956 47730 47915 48160 49284 49536 49728 50310 50505 50912 52416 53280 53391 53664 53872 54180 54760 55685 57276 57498 57720 57792 58240 58695 58867 60606 61568 61605 61920 62049 62160 62608 63640 65520 65712 66822 67080 67340 69264 70434 71040 71188 71552 71595 72240 74592 74880 76368 76664 76960 78260 80496 80808 82140 82560 82732 82880 86247 86580 86688 87360 87616 88985 89096 89440 92352 93240 93912 95460 95830 96320 98568 99456 100233 100620 101010 101824 103415 104832 106560 106782 107328 107744 108360 109520 111370 114552 114996 115440 115584 117390 117734 121212 123210 123840 124098 124320 124579 125216 127280 131040 131424 133644 134160 134680 138528 140868 142376 143190 143745 144480 144781 149184 151515 152736 153328 153920 156520 160173 160992 161616 164280 165464 165760 167055 172494 173160 173376 174720 175232 176085 176601 177970 178192 178880 184704 186147 186480 187824 190920 191660 192640 197136 200466 201240 202020 203648 206830 213120 213564 214656 215488 216720 219040 222740 229104 229992 230880 234780 235468 242424 246420 247680 248196 248640 249158 250432 254560 262080 262848 266955 267288 268320 269360 277056 281736 284752 286380 287490 288960 289562 294335 298368 303030 305472 306656 307840 310245 313040 320346 321984 323232 328560 330928 334110 344988 346320 346752 352170 353202 355940 356384 357760 372294 372960 373737 375648 381840 383320 394272 400932 402480 404040 412069 413660 427128 430976 431235 433440 434343 438080 445480 458208 459984 461760 469560 470936 484848 492840 496392 497280 498316 500864 501165 509120 524160 525696 529803 533910 534576 536640 538720 554112 563472 569504 572760 574980 577920 579124 588670 606060 610944 613312 620490 622895 626080 640692 643968 646464 657120 661856 668220 689976 692640 704340 706404 711880 712768 723905 744588 745920 747474 751296 763680 765271 766640 788544 800865 801864 804960 808080 824138 827320 854256 862470 866880 868686 876160 883005 890960 916416 919968 923520 930735 939120 941872 969696 985680 992784 996632 1002330 1018240 1059606 1067820 1069152 1073280 1077440 1121211 1126944 1139008 1145520 1149960 1158248 1177340 1212120 1226624 1236207 1240980 1245790 1252160 1281384 1292928 1303029 1314240 1323712 1336440 1379952 1385280 1408680 1412808 1423760 1425536 1447810 1489176 1491840 1494948 1502592 1527360 1530542 1533280 1577088 1601730 1603728 1609920 1616160 1648276 1654640 1708512 1724940 1733760 1737372 1766010 1781920 1832832 1839936 1861470 1868685 1878240 1883744 1939392 1971360 1985568 1993264 2004660 2060345 2119212 2135640 2138304 2154880 2171715 2242422 2253888 2278016 2291040 2295813 2299920 2316496 2354680 2424240 2472414 2481960 2491580 2504320 2562768 2606058 2628480 2647424 2649015 2672880 2759904 2770560 2817360 2825616 2847520 2895620 2978352 2989896 3054720 3061084 3066560 3203460 3207456 3219840 3232320 3296552 3309280 3417024 3449880 3474744 3532020 3563840 3679872 3708621 3722940 3737370 3756480 3767488 3826355 3878784 3942720 3971136 3986528 4009320 4120690 4238424 4271280 4276608 4343430 4484844 4507776 4582080 4591626 4599840 4632992 4709360 4848480 4944828 4963920 4983160 5125536 5212116 5298030 5345760 5356897 5519808 5606055 5634720 5651232 5695040 5791240 5956704 5979792 6122168 6133120 6181035 6406920 6414912 6464640 6515145 6593104 6618560 6834048 6887439 6899760 6949488 7064040 7127680 7417242 7445880 7474740 7512960 7534976 7652710 7885440 7942272 7973056 8018640 8241380 8476848 8542560 8686860 8969688 9164160 9183252 9199680 9265984 9418720 9696960 9889656 9927840 9966320 10251072 10424232 10596060 10691520 10713794 11039616 11212110 11269440 11302464 11390080 11479065 11582480 11913408 11959584 12244336 12362070 12813840 12829824 13030290 13186208 13237120 13774878 13799520 13898976 14128080 14834484 14891760 14949480 15305420 15946112 16037280 16070691 16482760 16953696 17085120 17373720 17939376 18366504 18399360 18531968 18543105 18837440 19393920 19779312 19855680 19932640 20502144 20848464 21192120 21383040 21427588 22424220 22538880 22604928 22958130 23164960 23826816 23919168 24488672 24724140 25627680 26060580 26372416 26784485 27549756 27599040 27797952 28256160 29668968 29783520 29898960 30610840 32074560 32141382 32965520 33907392 34170240 34437195 34747440 35878752 36733008 37086210 37674880 39558624 39711360 39865280 41696928 42384240 42855176 44848440 45916260 46329920 47838336 48212073 48977344 49448280 51255360 52121160 52744832 53568970 55099512 55198080 55595904 56512320 59337936 59567040 59797920 61221680 64149120 64282764 65931040 67814784 68874390 69494880 71757504 73466016 74172420 79117248 79730560 80353455 83393856 84768480 85710352 89696880 91832520 92659840 96424146 97954688 98896560 102510720 104242320 107137940 110199024 113024640 118675872 119134080 119595840 122443360 128565528 131862080 137748780 138989760 143515008 146932032 148344840 158234496 160706910 166787712 169536960 171420704 179393760 183665040 192848292 197793120 208484640 214275880 220398048 237351744 239191680 241060365 244886720 257131056 263724160 275497560 277979520 293864064 296689680 321413820 339073920 342841408 358787520 367330080 385696584 395586240 416969280 428551760 440796096 474703488 482120730 489773440 514262112 550995120 593379360 642827640 685682816 717575040 734660160 771393168 791172480 833938560 857103520 881592192 964241460 1028524224 1101990240 1186758720 1285655280 1469320320 1542786336 1714207040 1928482920 2057048448 2203980480 2373517440 2571310560 3085572672 3428414080 3856965840 4407960960 5142621120 6171145344 7713931680 10285242240 15427863360 30855726720
• Sum of all divisors σ(n): 137911213440
• Sum of proper divisors (its aliquot sum) s(n): 107055486720
• 30855726720 is an abundant number, because the sum of its proper divisors (107055486720) is greater than itself. Its abundance is 76199760000

Bases of 30855726720

• Binary: 11100101111001001010000011010000000₂
• Hexadecimal: 0x72F250680
• Base-36: E6APB40

Squares and roots of 30855726720

• 30855726720 squared (30855726720²) is 952075871419321958400
• 30855726720 cubed (30855726720³) is 29376992905220456876085608448000
• The square root of 30855726720 is 175657.9822268265
• The cube root of 30855726720 is 3136.4997685037

Scales and comparisons

• 30,855,726,720 seconds is equal to 981 years, 6 weeks, 11 hours, 12 minutes.
• To count from 1 to 30,855,726,720 would take you about one thousand, nine 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 30855726720 cubic inches would be around 261.4 feet tall.

Recreational maths with 30855726720

• 30855726720 backwards is 02762755803
• 30855726720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30855726720's digits is 45
• More coming soon!