389988708120

Names of 389988708120

• Cardinal: 389988708120 can be written as Three hundred eighty-nine billion, nine hundred eighty-eight million, seven hundred eight thousand, one hundred twenty.

Scientific notation

• Scientific notation: 3.8998870812 × 10¹¹

Factors of 389988708120

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1041

Divisors of 389988708120

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 19 20 22 24 30 33 36 38 40 43 44 45 55 57 60 66 72 76 86 88 90 95 99 110 114 120 129 132 149 152 165 171 172 180 190 198 209 215 220 228 258 264 285 298 330 342 344 360 380 387 396 418 430 440 447 456 473 495 516 570 596 627 645 660 684 745 760 774 792 809 817 836 855 860 894 946 990 1032 1045 1140 1192 1254 1290 1320 1341 1368 1419 1490 1548 1618 1634 1639 1672 1710 1720 1788 1881 1892 1935 1980 2090 2235 2280 2365 2427 2451 2508 2580 2682 2831 2838 2980 3096 3135 3236 3268 3278 3420 3576 3762 3784 3870 3960 4045 4085 4180 4257 4470 4730 4854 4902 4917 5016 5160 5364 5662 5676 5960 6270 6407 6472 6536 6556 6705 6840 7095 7281 7353 7524 7740 8090 8170 8195 8360 8493 8514 8899 8940 8987 9405 9460 9708 9804 9834 10728 11324 11352 12135 12255 12540 12814 13112 13410 14155 14190 14562 14706 14751 15048 15371 15480 16180 16340 16390 16986 17028 17798 17880 17974 18810 18920 19221 19416 19608 19668 21285 22648 24270 24510 24585 25080 25479 25628 26697 26820 26961 28310 28380 29124 29412 29502 30742 31141 32035 32360 32680 32780 33972 34056 34787 35596 35948 36405 36765 37620 38442 39336 42465 42570 44495 44935 46113 48540 49020 49170 50958 51256 53394 53640 53922 56620 56760 57663 58248 58824 59004 61484 62282 64070 65560 67944 69574 70477 71192 71896 72810 73530 73755 75240 76855 76884 80091 80883 84930 85140 88990 89870 92226 93423 96105 97080 98040 98340 101916 104361 106788 107844 113240 115326 118008 120541 121733 122968 124564 127395 128140 133485 134805 138339 139148 140954 145620 147060 147510 153710 153768 155705 160182 161766 169081 169860 170280 173935 177980 179740 184452 186846 192210 196680 203832 208722 211431 213576 215688 230565 230652 241082 243466 249128 254790 256280 266970 269610 276678 278296 280269 281908 288315 291240 294120 295020 307420 311410 313083 320364 323532 338162 339720 347870 352385 355960 359480 361623 365199 368904 373692 382657 384420 400455 404415 417444 422862 461130 461304 467115 482164 486932 507243 509580 521805 533940 539220 553356 560538 563816 576630 590040 602705 608665 614840 622820 626166 634293 640728 647064 660953 676324 691695 695740 704770 723246 730398 747384 765314 768840 800910 808830 834888 845405 845724 922260 934230 964328 973864 1014486 1019160 1043610 1057155 1067880 1078440 1084869 1095597 1106712 1121076 1147971 1153260 1205410 1217330 1245640 1252332 1268586 1321906 1325951 1339063 1352648 1383390 1391480 1401345 1409540 1446492 1460796 1521729 1530628 1565415 1601820 1617660 1690810 1691448 1808115 1825995 1844520 1868460 1913285 1982859 2028972 2087220 2114310 2169738 2191194 2242152 2290279 2295942 2306520 2410820 2434660 2504664 2536215 2537172 2643812 2651902 2678126 2766780 2802690 2819080 2892984 2921592 3043458 3061256 3130830 3171465 3203640 3235320 3304765 3381620 3443913 3616230 3651990 3736920 3826570 3965718 3977853 4017189 4057944 4174440 4228620 4339476 4382388 4580558 4591884 4821640 4869320 5072430 5074344 5183263 5287624 5303804 5356252 5424345 5477985 5533560 5605380 5739855 5948577 6086916 6261660 6342930 6609530 6629755 6695315 6763240 6870837 6887826 7232460 7270483 7303980 7608645 7653140 7931436 7955706 8034378 8457240 8678952 8764776 9161116 9183768 9914295 10144860 10366526 10607608 10712504 10848690 10955970 11210760 11451395 11479710 11897154 11933559 12051567 12173832 12523320 12685860 13219060 13259510 13390630 13741674 13775652 14464920 14540966 14607960 15217290 15306280 15549789 15862872 15911412 16068756 17219565 18322232 19828590 19889265 20085945 20289720 20612511 20733052 21697380 21811449 21911940 22902790 22959420 23794308 23867118 24103134 25193069 25371720 25916315 26438120 26519020 26781260 27483348 27551304 29081932 29742885 30434580 31099578 31822824 32137512 34354185 34439130 36352415 39657180 39778530 40171890 41225022 41466104 43394760 43622898 43823880 45805580 45918840 46649367 47588616 47734236 48206268 50386138 51832630 53038040 53562520 54966696 57015893 58163864 59485770 59667795 60257835 60869160 62199156 65434347 68708370 68878260 72704830 75579207 77748945 79314360 79557060 80343780 82450044 87245796 91611160 93298734 95468472 96412536 98481997 100772276 103062555 103665260 109057245 114031786 118971540 119335590 120515670 124398312 125965345 130868694 137416740 137756520 145409660 151158414 155497890 159114120 160687560 164900088 171047679 174491592 186597468 196963994 201544552 206125110 207330520 218114490 226737621 228063572 233246835 237943080 238671180 241031340 251930690 261737388 274833480 285079465 290819320 295445991 302316828 310995780 327171735 342095358 373194936 377896035 393927988 412250220 436228980 453475242 456127144 466493670 477342360 482062680 492409985 503861380 513143037 523474776 570158930 590891982 604633656 621991560 654343470 684190716 755792070 787855976 824500440 855238395 872457960 886337973 906950484 932987340 984819970 1007722760 1026286074 1083301967 1133688105 1140317860 1181783964 1308686940 1368381432 1477229955 1511584140 1710476790 1772675946 1813900968 1865974680 1969639940 2052572148 2166603934 2267376210 2280635720 2363567928 2565715185 2617373880 2954459910 3023168280 3249905901 3420953580 3545351892 3939279880 4105144296 4333207868 4431689865 4534752420 5131430370 5416509835 5908919820 6499811802 6841907160 7090703784 8666415736 8863379730 9069504840 9749717703 10262860740 10833019670 11817839640 12999623604 16249529505 17726759460 19499435406 20525721480 21666039340 25999247208 32499059010 35453518920 38998870812 43332078680 48748588515 64998118020 77997741624 97497177030 129996236040 194994354060 389988708120
• Sum of all divisors σ(n): 1501156800000
• Sum of proper divisors (its aliquot sum) s(n): 1111168091880
• 389988708120 is an abundant number, because the sum of its proper divisors (1111168091880) is greater than itself. Its abundance is 721179383760

Bases of 389988708120

• Binary: 101101011001101001000110110111100011000₂
• Hexadecimal: 0x5ACD236F18
• Base-36: 4Z5P7H20

Squares and roots of 389988708120

• 389988708120 squared (389988708120²) is 152091192461106553934400
• 389988708120 cubed (389988708120³) is 59313847664337228314541759227328000
• The square root of 389988708120 is 624490.7590349115
• The cube root of 389988708120 is 7306.0730604791

Scales and comparisons

• 389,988,708,120 seconds is equal to 12,400 years, 22 weeks, 4 days, 4 hours, 42 minutes.
• To count from 1 to 389,988,708,120 would take you about twenty-four thousand, eight hundred 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 389988708120 cubic inches would be around 608.8 feet tall.

Recreational maths with 389988708120

• 389988708120 backwards is 021807889983
• The number of decimal digits it has is: 12
• The sum of 389988708120's digits is 63
• More coming soon!