12988905930

Names of 12988905930

• Cardinal: 12988905930 can be written as Twelve billion, nine hundred eighty-eight million, nine hundred five thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.298890593 × 10¹⁰

Factors of 12988905930

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 315

Divisors of 12988905930

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 13 14 15 17 18 21 22 26 27 30 33 34 35 39 42 45 51 54 55 63 65 66 70 77 78 85 90 91 99 102 105 110 117 119 121 126 130 135 143 153 154 165 170 182 187 189 195 198 210 221 231 234 238 242 255 257 270 273 286 297 306 315 330 351 357 363 374 378 385 390 429 442 455 459 462 495 510 514 546 561 585 594 595 605 630 663 693 702 714 715 726 765 770 771 819 847 858 910 918 935 945 990 1001 1071 1089 1105 1122 1155 1170 1190 1210 1285 1287 1309 1326 1365 1386 1430 1485 1530 1542 1547 1573 1638 1683 1694 1755 1785 1799 1815 1870 1890 1989 2002 2057 2079 2142 2145 2178 2210 2295 2310 2313 2431 2457 2541 2570 2574 2618 2730 2805 2827 2970 3003 3094 3146 3213 3267 3315 3341 3366 3465 3510 3570 3598 3630 3855 3861 3927 3978 4095 4114 4158 4235 4290 4369 4590 4626 4641 4719 4862 4914 5005 5049 5082 5355 5397 5445 5610 5654 5967 6006 6171 6426 6435 6534 6545 6630 6682 6930 6939 7293 7623 7710 7722 7735 7854 7865 8190 8415 8470 8481 8738 8995 9009 9282 9438 9945 10010 10023 10098 10285 10395 10710 10794 10890 11011 11565 11781 11934 12155 12285 12342 12705 12870 13090 13107 13878 13923 14135 14157 14399 14586 15015 15246 15470 15730 16065 16191 16335 16705 16830 16962 17017 17990 18018 18513 19305 19635 19789 19890 20046 20570 20790 21845 21879 22022 22869 23130 23205 23387 23562 23595 24310 24570 25245 25410 25443 26214 26741 26985 27027 27846 28270 28314 28798 29835 30030 30069 30583 30855 31097 32130 32382 32670 33033 33410 34034 34695 35343 36465 36751 37026 38115 38610 39270 39321 39578 41769 42405 42471 43197 43690 43758 45045 45738 46410 46774 47190 48059 48573 50115 50490 50886 51051 53482 53970 54054 55055 55539 56797 58905 59367 59670 60138 61166 61710 62194 65535 65637 66066 69390 69615 70161 70686 70785 71995 72930 73502 76230 76329 78642 80223 80955 83538 84810 84942 85085 86394 90090 90207 91749 92565 93291 96118 97146 98945 99099 100230 102102 109395 110110 110253 111078 113594 114345 116935 117810 117963 118734 127215 129591 131070 131274 133705 135135 139230 140322 141570 143990 144177 150345 152658 152915 153153 155485 160446 161910 165165 170170 170391 176715 178101 180414 183498 183755 185130 186582 187187 196605 197890 198198 208845 210483 212355 215985 217679 218790 220506 228690 233870 235926 240295 240669 242865 254430 255255 257257 259182 267410 270270 275247 277695 279873 283985 288354 296835 297297 300690 305830 306306 310970 328185 330330 330759 336413 340782 350805 353430 356202 367510 374374 381645 388773 393210 397579 401115 404261 417690 420966 424710 431970 432531 435358 451035 458745 459459 466455 480590 481338 485730 495495 510510 511173 514514 528649 534303 550494 551265 555390 559746 561561 567970 589815 593670 594594 624767 631449 647955 653037 656370 661518 672826 701610 720885 722007 763290 765765 771771 777546 795158 802230 808522 825741 839619 851955 865062 890505 902070 917490 918918 932910 935935 990990 992277 1009239 1022346 1052415 1057298 1068606 1088395 1102530 1123122 1179630 1192737 1203345 1212783 1249534 1262898 1286285 1295910 1297593 1306074 1376235 1399365 1441770 1444014 1486485 1531530 1533519 1543542 1585947 1651482 1653795 1679238 1682065 1684683 1703910 1781010 1871870 1874301 1943865 1959111 1984554 1987895 2018478 2021305 2104830 2162655 2176790 2297295 2315313 2385474 2406690 2425566 2555865 2572570 2595186 2643245 2671515 2752470 2798730 2807805 2829827 2972970 3027717 3067038 3123835 3157245 3171894 3265185 3307590 3364130 3369366 3578211 3610035 3638349 3700543 3748602 3858855 3887730 3918222 3975790 4042610 4128705 4198095 4325310 4373369 4594590 4630626 4757841 4961385 5046195 5054049 5111730 5286490 5343030 5615610 5622903 5659654 5877333 5963685 6055434 6063915 6247670 6314490 6487965 6530370 6872437 6945939 7156422 7220070 7276698 7401086 7667595 7717710 7929735 8257410 8396190 8423415 8489481 8746738 9083151 9371505 9515682 9795555 9922770 10092390 10108098 10734633 10915047 11101629 11245806 11576565 11754666 11927370 12127830 12975930 13120107 13744874 13891878 14149135 14273523 15138585 15335190 15859470 16846830 16868709 16978962 17891055 18166302 18191745 18502715 18743010 19591110 20617311 21469266 21830094 21866845 22203258 23153130 23789205 25270245 25468443 26240214 28114515 28298270 28547046 29386665 30277170 33304887 33737418 34362185 34729695 35782110 36383490 37005430 39360321 41234622 42447405 43733690 45415755 47578410 48107059 50540490 50936886 53673165 54575235 55508145 56229030 58773330 61851933 65600535 66609774 68724370 69459390 71367615 76405329 78720642 84343545 84894810 90831510 96214118 99914661 103086555 107346330 109150470 111016290 118080963 123703866 127342215 131201070 142735230 144321177 152810658 166524435 168687090 185555799 196801605 199829322 206173110 236161926 240535295 254684430 288642354 309259665 333048870 371111598 382026645 393603210 432963531 481070590 499573305 590404815 618519330 721605885 764053290 865927062 927778995 999146610 1180809630 1298890593 1443211770 1855557990 2164817655 2597781186 4329635310 6494452965 12988905930
• Sum of all divisors σ(n): 49807457280
• Sum of proper divisors (its aliquot sum) s(n): 36818551350
• 12988905930 is an abundant number, because the sum of its proper divisors (36818551350) is greater than itself. Its abundance is 23829645420

Bases of 12988905930

• Binary: 1100000110001100101111100111001010₂
• Hexadecimal: 0x30632F9CA
• Base-36: 5YT9BYI

Squares and roots of 12988905930

• 12988905930 squared (12988905930²) is 168711677258389164900
• 12988905930 cubed (12988905930³) is 2191380105201737166217357857000
• The square root of 12988905930 is 113968.8814106727
• The cube root of 12988905930 is 2350.6656288589

Scales and comparisons

• 12,988,905,930 seconds is equal to 413 years, 2 days, 13 hours, 25 minutes, 30 seconds.
• To count from 1 to 12,988,905,930 would take you about eight hundred twenty-six 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 12988905930 cubic inches would be around 195.9 feet tall.

Recreational maths with 12988905930

• 12988905930 backwards is 03950988921
• 12988905930 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12988905930's digits is 54
• More coming soon!