12961338390

Names of 12961338390

• Cardinal: 12961338390 can be written as Twelve billion, nine hundred sixty-one million, three hundred thirty-eight thousand, three hundred ninety.

Scientific notation

• Scientific notation: 1.296133839 × 10¹⁰

Factors of 12961338390

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 89

Divisors of 12961338390

• Number of divisors d(n): 1152
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 13 14 15 17 18 21 22 26 27 30 31 33 34 35 39 42 45 49 51 54 55 62 63 65 66 70 77 78 85 90 91 93 98 99 102 105 110 117 119 126 130 135 143 147 153 154 155 165 169 170 182 186 187 189 195 198 210 217 221 231 234 238 245 255 270 273 279 286 294 297 306 310 315 330 338 341 351 357 374 378 385 390 403 429 434 441 442 455 459 462 465 490 495 507 510 527 539 546 558 561 585 594 595 630 637 651 663 682 693 702 714 715 735 765 770 806 819 833 837 845 858 882 910 918 930 935 945 990 1001 1014 1023 1054 1071 1078 1085 1105 1122 1155 1170 1183 1190 1209 1274 1287 1302 1309 1323 1326 1365 1386 1395 1430 1470 1485 1519 1521 1530 1547 1581 1617 1638 1666 1674 1683 1690 1705 1755 1785 1859 1870 1890 1911 1953 1989 2002 2015 2046 2079 2142 2145 2170 2205 2210 2295 2310 2366 2387 2418 2431 2457 2499 2535 2574 2618 2635 2646 2695 2730 2790 2805 2821 2873 2970 3003 3038 3042 3069 3094 3162 3185 3213 3234 3255 3315 3366 3410 3465 3510 3549 3570 3627 3689 3718 3822 3861 3906 3927 3978 4030 4095 4158 4165 4185 4290 4410 4433 4557 4563 4590 4641 4743 4774 4851 4862 4914 4998 5005 5049 5070 5115 5239 5270 5355 5390 5577 5610 5642 5733 5746 5797 5859 5915 5967 6006 6045 6138 6370 6426 6435 6510 6545 6615 6630 6851 6930 7007 7098 7161 7254 7293 7378 7497 7595 7605 7722 7735 7854 7905 8085 8190 8281 8330 8370 8415 8463 8619 8866 9009 9114 9126 9163 9207 9282 9295 9486 9555 9702 9765 9945 10010 10098 10230 10395 10478 10647 10710 10829 10881 11067 11154 11466 11594 11718 11781 11830 11934 11935 12090 12155 12285 12495 12870 13013 13090 13230 13299 13671 13702 13923 14014 14105 14229 14322 14365 14553 14586 14994 15015 15190 15210 15345 15470 15717 15810 16065 16170 16562 16709 16731 16830 16926 17017 17199 17238 17391 17745 18018 18135 18326 18414 18445 18590 19110 19305 19530 19635 19747 19890 20111 20553 20790 21021 21294 21483 21658 21762 21879 22134 22165 22491 22785 22815 23205 23562 23715 23870 24255 24310 24570 24843 24990 25245 25389 25823 25857 26026 26195 26598 27027 27342 27489 27846 27885 28210 28458 28665 28730 28985 29106 29295 29835 30030 30690 31031 31434 31603 31941 32130 32487 33201 33418 33462 34034 34255 34398 34782 35035 35343 35490 35805 36270 36465 36673 36890 37485 38610 39039 39270 39494 39897 40222 40579 41013 41106 41405 41769 42042 42315 42966 43095 43758 44330 44982 45045 45570 45630 45815 46035 46410 47151 47430 47957 48510 49686 50127 50193 50490 50778 51051 51646 51714 52173 52390 53235 54054 54145 54405 54978 55335 55770 57330 57629 57970 58590 58905 59241 59670 60333 61659 62062 63063 63206 63882 64449 64974 65065 65637 66402 66495 68355 68510 69615 70070 70686 71145 71610 72765 72930 73346 74529 74970 75361 76167 77469 77571 78078 78585 79794 81158 82026 82467 82810 83538 83545 83655 84630 85085 85995 86190 86955 89063 90090 91091 91630 92070 93093 94302 94809 95914 97461 98735 99603 100254 100386 100555 102102 102765 104346 105105 106470 107415 108290 108810 109395 110019 110670 112455 115258 117117 117810 118482 119119 119691 120666 121737 123318 124215 126126 126945 128898 129115 129285 130130 131274 132990 135135 136710 137445 139230 140777 141453 142290 143871 145530 149058 150381 150722 152334 153153 154938 155142 155155 156519 157170 158015 159705 162435 164934 166005 167090 167310 170170 171990 172887 173910 176715 177723 178126 180999 182182 183365 184977 186186 189189 189618 194922 195195 197470 199206 199485 201110 202895 205065 205530 208845 210210 214830 217217 218790 220038 221221 223587 224910 226083 232407 234234 235755 238238 239382 239785 243474 247401 248430 250635 250965 253890 255255 256711 258230 258570 260865 267189 270270 273273 274890 279279 281554 282906 284053 284427 287742 288145 292383 296205 300762 301665 306306 308295 310310 313038 315315 316030 319410 322245 324870 328185 330057 332010 335699 345774 351351 353430 355446 357357 361998 365211 366730 369954 372645 376805 378378 380835 387345 387855 390390 398970 403403 405790 410130 412335 417690 422331 431613 434434 442442 445315 447174 451143 452166 455455 459459 464814 465465 471510 474045 479570 487305 494802 498015 501270 501930 510510 513422 518661 521730 527527 533169 534378 542997 546546 550095 558558 568106 568854 576290 584766 585585 592410 595595 598455 603330 608685 616590 623441 630630 644490 651651 656370 660114 663663 671398 678249 697221 702702 703885 707265 714714 719355 730422 745290 751905 753610 761670 765765 770133 774690 775710 782595 801567 806806 819819 824670 837837 844662 852159 853281 863226 864435 888615 890630 902286 904995 910910 918918 924885 930930 945945 948090 974610 979693 990171 996030 1007097 1037322 1055054 1066338 1072071 1085994 1086085 1095633 1100190 1106105 1117935 1130415 1162035 1171170 1191190 1196910 1210209 1217370 1237005 1246882 1266993 1283555 1294839 1303302 1327326 1335945 1356498 1366365 1394442 1396395 1407770 1414530 1420265 1422135 1438710 1461915 1503810 1531530 1540266 1548547 1555983 1565190 1582581 1603134 1639638 1650285 1675674 1678495 1704318 1706562 1728870 1756755 1777230 1786785 1809990 1826055 1849770 1870323 1891890 1954953 1959386 1980342 1990989 2014194 2017015 2034747 2111655 2144142 2158065 2172170 2191266 2212210 2235870 2255715 2260830 2297295 2310399 2324070 2404701 2420418 2459457 2474010 2533986 2556477 2567110 2589678 2593305 2637635 2665845 2671890 2714985 2732730 2792790 2823821 2840530 2844270 2923830 2939079 3021291 3097094 3111966 3117205 3165162 3216213 3258255 3300570 3318315 3356990 3391245 3486105 3513510 3573570 3630627 3652110 3692689 3740646 3800979 3850665 3909906 3981978 4007835 4034030 4069494 4099095 4189185 4223310 4260795 4266405 4316130 4364087 4511430 4594590 4620798 4645641 4747743 4809402 4898465 4918914 4950855 5035485 5112954 5186610 5275270 5331690 5360355 5429970 5478165 5610969 5647642 5864859 5878158 5972967 6042582 6051045 6234410 6334965 6432426 6474195 6516510 6636630 6782490 6857851 6931197 6972210 7261254 7385378 7601958 7669431 7701330 7742735 7779915 7912905 8015670 8198190 8378370 8471463 8521590 8532810 8728174 8817237 9063873 9291282 9351615 9495486 9774765 9796930 9901710 9954945 10070970 10173735 10720710 10891881 10956330 11078067 11221938 11551995 11729718 11945934 12023505 12102090 12297285 12669930 12782385 12948390 13092261 13715702 13862394 13936923 14119105 14243229 14695395 15106455 15338862 15485470 15559830 15825810 16081065 16832907 16942926 17634474 18127746 18153135 18463445 18703230 19004895 19549530 19909890 20347470 20573553 21783762 21820435 22156134 23103990 23228205 23738715 24047010 24594570 25414389 25564770 26184522 26451711 27873846 28054845 28238210 28486458 29324295 29390790 29864835 30212910 32162130 33234201 33665814 34289255 34655985 36306270 36926890 38009790 38347155 39276783 41147106 41810769 42357315 43640870 44086185 45319365 46456410 47477430 48004957 50828778 52903422 54459405 55390335 56109690 58648590 59729670 61720659 65461305 66468402 68578510 69311970 69684615 71216145 76243167 76694310 78553566 83621538 84164535 84714630 88172370 90638730 96009914 99702603 102867765 108918810 110780670 117830349 123441318 127071945 130922610 132258555 139369230 142432290 144014871 152486334 166171005 168329070 185161977 196383915 199405206 205735530 209053845 235660698 240024785 254143890 264517110 288029742 308603295 332342010 370323954 381215835 392767830 418107690 432044613 480049570 498513015 589151745 617206590 720074355 762431670 864089226 925809885 997026030 1178303490 1296133839 1440148710 1851619770 2160223065 2592267678 4320446130 6480669195 12961338390
• Sum of all divisors σ(n): 51911331840
• Sum of proper divisors (its aliquot sum) s(n): 38949993450
• 12961338390 is an abundant number, because the sum of its proper divisors (38949993450) is greater than itself. Its abundance is 25988655060

Bases of 12961338390

• Binary: 1100000100100011100101010000010110₂
• Hexadecimal: 0x3048E5416
• Base-36: 5YCUGPI

Squares and roots of 12961338390

• 12961338390 squared (12961338390²) is 167996292860087792100
• 12961338390 cubed (12961338390³) is 2177456800025138798516068719000
• The square root of 12961338390 is 113847.8738931913
• The cube root of 12961338390 is 2349.0014402467

Scales and comparisons

• 12,961,338,390 seconds is equal to 412 years, 6 weeks, 5 days, 11 hours, 46 minutes, 30 seconds.
• To count from 1 to 12,961,338,390 would take you about eight hundred twenty-four 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 12961338390 cubic inches would be around 195.8 feet tall.

Recreational maths with 12961338390

• 12961338390 backwards is 09383316921
• 12961338390 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12961338390's digits is 45
• More coming soon!