138991922160

Names of 138991922160

• Cardinal: 138991922160 can be written as One hundred thirty-eight billion, nine hundred ninety-one million, nine hundred twenty-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 1.3899192216 × 10¹¹

Factors of 138991922160

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1988

Divisors of 138991922160

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 35 39 40 42 48 49 52 56 60 65 70 78 80 84 91 98 104 105 112 120 130 140 147 156 168 182 195 196 208 210 240 245 260 273 280 294 312 336 364 390 392 420 455 490 520 546 560 588 624 637 728 735 757 780 784 840 910 980 1040 1092 1176 1201 1274 1365 1456 1470 1514 1560 1680 1820 1911 1960 2184 2271 2352 2402 2548 2730 2940 3028 3120 3185 3603 3640 3785 3822 3920 4368 4542 4804 5096 5299 5460 5880 6005 6056 6370 7206 7280 7570 7644 8407 9084 9555 9608 9841 10192 10598 10920 11355 11760 12010 12112 12740 14412 15140 15288 15613 15897 16814 18015 18168 19110 19216 19682 21196 21840 22710 24020 25221 25480 26495 28824 29523 30280 30576 31226 31794 33628 36030 36336 37093 38220 39364 42035 42392 45420 46839 48040 49205 50442 50960 52990 57648 58849 59046 60560 62452 63588 67256 68887 72060 74186 76440 78065 78728 79485 84070 84784 90840 93678 96080 98410 100884 105980 109291 111279 117698 118092 124904 126105 127176 134512 137774 144120 147615 148372 152880 156130 157456 158970 168140 176547 181680 185465 187356 196820 201768 206661 211960 218582 222558 234195 235396 236184 249808 252210 254352 275548 288240 294245 295230 296744 312260 317940 327873 336280 344435 353094 370930 374712 393640 403536 413322 423920 437164 445116 468390 470792 472368 482209 504420 546455 551096 556395 588490 590460 593488 624520 635880 655746 672560 688870 706188 741860 749424 765037 787280 826644 874328 882735 890232 909157 936780 941584 964418 1008840 1033305 1092910 1102192 1112790 1176980 1180920 1249040 1271760 1311492 1377740 1412376 1446627 1483720 1530074 1639365 1653288 1748656 1765470 1780464 1818314 1873560 1928836 2017680 2066610 2185820 2225580 2295111 2353960 2361840 2411045 2622984 2727471 2755480 2824752 2893254 2967440 3060148 3278730 3306576 3530940 3636628 3747120 3825185 3857672 4133220 4371640 4451160 4545785 4590222 4707920 4822090 5245968 5454942 5510960 5786508 6120296 6364099 6557460 7061880 7233135 7273256 7650370 7715344 8266440 8743280 8902320 9091570 9180444 9644180 10909884 11475555 11573016 11819041 12240592 12728198 13114920 13637355 14123760 14466270 14546512 15300740 16532880 18183140 18360888 19092297 19288360 21819768 22951110 23146032 23638082 25456396 26229840 27274710 28932540 30601480 31820495 35457123 36366280 36721776 38184594 38576720 43639536 44548693 45902220 47276164 50912792 54549420 57865080 59095205 61202960 63640990 70914246 72732560 76369188 82733287 89097386 91804440 94552328 95461485 101825584 109098840 115730160 118190410 127281980 133646079 141828492 152738376 165466574 177285615 178194772 183608880 189104656 190922970 218197680 222743465 236380820 248199861 254563960 267292158 283656984 305476752 330933148 354571230 356389544 381845940 413666435 445486930 472761640 496399722 509127920 534584316 567313968 579133009 661866296 668230395 709142460 712779088 763691880 827332870 890973860 945523280 992799444 1069168632 1158266018 1240999305 1323732592 1336460790 1418284920 1527383760 1654665740 1737399027 1781947720 1985598888 2138337264 2316532036 2481998610 2672921580 2836569840 2895665045 3309331480 3474798054 3563895440 3971197776 4633064072 4963997220 5345843160 5791330090 6618662960 6949596108 8686995135 9266128144 9927994440 10691686320 11582660180 13899192216 17373990270 19855988880 23165320360 27798384432 34747980540 46330640720 69495961080 138991922160
• Sum of all divisors σ(n): 540940502592
• Sum of proper divisors (its aliquot sum) s(n): 401948580432
• 138991922160 is an abundant number, because the sum of its proper divisors (401948580432) is greater than itself. Its abundance is 262956658272

Bases of 138991922160

• Binary: 10000001011100100100000110101111110000₂
• Hexadecimal: 0x205C906BF0
• Base-36: 1RUO79IO

Squares and roots of 138991922160

• 138991922160 squared (138991922160²) is 19318754425731499065600
• 138991922160 cubed (138991922160³) is 2685150811369428019185987933696000
• The square root of 138991922160 is 372816.2042615639
• The cube root of 138991922160 is 5180.0011200387

Scales and comparisons

• 138,991,922,160 seconds is equal to 4,419 years, 26 weeks, 4 days, 19 hours, 16 minutes.
• To count from 1 to 138,991,922,160 would take you about eight thousand, eight hundred thirty-nine 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 138991922160 cubic inches would be around 431.7 feet tall.

Recreational maths with 138991922160

• 138991922160 backwards is 061229199831
• The number of decimal digits it has is: 12
• The sum of 138991922160's digits is 51
• More coming soon!