138143594680

Names of 138143594680

• Cardinal: 138143594680 can be written as One hundred thirty-eight billion, one hundred forty-three million, five hundred ninety-four thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.3814359468 × 10¹¹

Factors of 138143594680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 335

Divisors of 138143594680

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 52 56 65 70 91 104 127 130 140 169 181 182 254 260 280 338 362 364 455 508 520 635 676 724 728 845 889 905 910 1016 1183 1267 1270 1352 1448 1651 1690 1778 1810 1820 2353 2366 2534 2540 3302 3380 3556 3620 3640 4445 4706 4732 5068 5080 5915 6335 6604 6760 7112 7240 8255 8890 9412 9464 10136 11557 11765 11830 12670 13208 16129 16471 16510 17780 18824 21463 22987 23114 23530 23660 25340 30589 32258 32942 33020 35560 42926 45974 46228 47060 47320 50680 57785 61178 64516 65884 66040 80645 82355 85852 91948 92456 94120 107315 112903 114935 115570 122356 129032 131768 150241 152945 160909 161290 164710 171704 183896 209677 214123 214630 225806 229870 231140 244712 298831 300482 305890 321818 322580 329420 419354 428246 429260 451612 459740 462280 564515 597662 600964 611780 643636 645160 658840 751205 804545 838708 856492 858520 903224 919480 1048385 1070615 1129030 1195324 1201928 1223560 1287272 1467739 1494155 1502410 1609090 1677416 1712984 2091817 2096770 2141230 2258060 2390648 2725801 2919349 2935478 2988310 3004820 3218180 3884803 4183634 4193540 4282460 4516120 5451602 5838698 5870956 5976620 6009640 6436360 7338695 7769606 8367268 8387080 8564920 10459085 10903204 11677396 11741912 11953240 13629005 14596745 14677390 15539212 16734536 19080607 19424015 20435443 20918170 21806408 23354792 27193621 27258010 29193490 29354780 31078424 37951537 38161214 38848030 40870886 41836340 54387242 54516020 58386980 58709560 75903074 76322428 77696060 81741772 83672680 95403035 102177215 108774484 109032040 116773960 135968105 151806148 152644856 155392120 163483544 189757685 190806070 204354430 217548968 265660759 271936210 303612296 379515370 381612140 408708860 493369981 531321518 543872420 759030740 763224280 817417720 986739962 1062643036 1087744840 1328303795 1518061480 1973479924 2125286072 2466849905 2656607590 3453589867 3946959848 4933699810 5313215180 6907179734 9867399620 10626430360 13814359468 17267949335 19734799240 27628718936 34535898670 69071797340 138143594680
• Sum of all divisors σ(n): 389848062240
• Sum of proper divisors (its aliquot sum) s(n): 251704467560
• 138143594680 is an abundant number, because the sum of its proper divisors (251704467560) is greater than itself. Its abundance is 113560872880

Bases of 138143594680

• Binary: 10000000101001111111111111100010111000₂
• Hexadecimal: 0x2029FFF8B8
• Base-36: 1RGN4NUG

Squares and roots of 138143594680

• 138143594680 squared (138143594680²) is 19083652751112124302400
• 138143594680 cubed (138143594680³) is 2636284390663500218864523351232000
• The square root of 138143594680 is 371676.7341117815
• The cube root of 138143594680 is 5169.4410149545

Scales and comparisons

• 138,143,594,680 seconds is equal to 4,392 years, 28 weeks, 4 hours, 44 minutes, 40 seconds.
• To count from 1 to 138,143,594,680 would take you about eight thousand, seven hundred eighty-five 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 138143594680 cubic inches would be around 430.8 feet tall.

Recreational maths with 138143594680

• 138143594680 backwards is 086495341831
• 138143594680 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138143594680's digits is 52
• More coming soon!