138789448380

Names of 138789448380

• Cardinal: 138789448380 can be written as One hundred thirty-eight billion, seven hundred eighty-nine million, four hundred forty-eight thousand, three hundred eighty.

Scientific notation

• Scientific notation: 1.3878944838 × 10¹¹

Factors of 138789448380

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1236

Divisors of 138789448380

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 31 33 36 44 45 54 55 60 62 66 81 90 93 99 108 110 124 132 135 155 162 165 180 186 198 220 270 277 279 297 310 324 330 341 372 396 405 465 495 540 554 558 594 620 660 682 810 831 837 891 907 930 990 1023 1108 1116 1188 1364 1385 1395 1485 1620 1662 1674 1705 1782 1814 1860 1980 2046 2493 2511 2721 2770 2790 2970 3047 3069 3324 3348 3410 3564 3628 4092 4155 4185 4455 4535 4986 5022 5115 5442 5540 5580 5940 6094 6138 6820 7479 8163 8310 8370 8587 8910 9070 9141 9207 9972 9977 10044 10230 10884 12188 12276 12465 12555 13605 14958 15235 15345 16326 16620 16740 17174 17820 18140 18282 18414 19954 20460 22437 24489 24930 25110 25761 27210 27423 27621 28117 29916 29931 30470 30690 32652 34348 36564 36828 37395 39908 40815 42935 44874 45705 46035 48978 49860 49885 50220 51522 54420 54846 55242 56234 59862 60940 61380 73467 74790 77283 81630 82269 84351 85870 89748 89793 91410 92070 94457 97956 99770 103044 109692 110484 112185 112468 119724 122445 128805 137115 138105 140585 146934 149580 149655 154566 163260 164538 168702 171740 179586 182820 184140 188914 199540 224370 231849 244890 246807 251239 253053 257610 269379 274230 276210 281170 283371 293868 299310 309132 309287 329076 337404 359172 367335 377828 386415 411345 421755 448740 448965 463698 472285 489780 493614 502478 506106 515220 538758 548460 552420 562340 566742 598620 618574 695547 734670 753717 759159 772830 808137 822690 843510 850113 897930 927396 927861 944570 987228 1004956 1012212 1077516 1133484 1159245 1234035 1237148 1256195 1265265 1346895 1391094 1416855 1469340 1507434 1518318 1545660 1546435 1616274 1645380 1687020 1700226 1795860 1855722 1889140 2261151 2277477 2318490 2468070 2512390 2530530 2550339 2693790 2763629 2782188 2783583 2833710 3014868 3036636 3092870 3232548 3400452 3477735 3711444 3768585 3795795 4040685 4250565 4522302 4554954 4636980 4639305 4936140 5024780 5061060 5100678 5387580 5527258 5567166 5667420 6185740 6783453 6955470 7537170 7591590 7651017 7788409 8081370 8290887 8350749 8501130 9044604 9109908 9278610 10201356 11054516 11134332 11305755 11387385 12751695 13566906 13818145 13910940 13917915 15074340 15183180 15302034 15576818 16162740 16581774 16701498 17002260 18557220 20350359 22611510 22774770 23365227 24872661 25052247 25503390 27133812 27636290 27835830 30604068 31153636 33163548 33402996 33917265 38255085 38942045 40700718 41454435 41753745 45223020 45549540 46730454 49745322 50104494 51006780 55272580 55671660 67834530 70095681 74617983 76510170 77884090 81401436 82908870 83507490 85672499 93460908 99490644 100208988 101751795 116826135 124363305 125261235 135669060 140191362 149235966 153020340 155768180 165817740 167014980 171344998 203503590 210287043 223853949 233652270 248726610 250522470 257017497 280382724 298471932 342689996 350478405 373089915 407007180 420574086 428362495 447707898 467304540 497453220 501044940 514034994 630861129 700956810 746179830 771052491 841148172 856724990 895415796 1028069988 1051435215 1119269745 1261722258 1285087485 1401913620 1492359660 1542104982 1713449980 2102870430 2238539490 2313157473 2523444516 2570174970 3084209964 3154305645 3855262455 4205740860 4477078980 4626314946 5140349940 6308611290 6939472419 7710524910 9252629892 11565787365 12617222580 13878944838 15421049820 23131574730 27757889676 34697362095 46263149460 69394724190 138789448380
• Sum of all divisors σ(n): 492602406912
• Sum of proper divisors (its aliquot sum) s(n): 353812958532
• 138789448380 is an abundant number, because the sum of its proper divisors (353812958532) is greater than itself. Its abundance is 215023510152

Bases of 138789448380

• Binary: 10000001010000011111101110101010111100₂
• Hexadecimal: 0x20507EEABC
• Base-36: 1RRBNJR0

Squares and roots of 138789448380

• 138789448380 squared (138789448380²) is 19262510981624684624400
• 138789448380 cubed (138789448380³) is 2673433273553382295211943488472000
• The square root of 138789448380 is 372544.5589187957
• The cube root of 138789448380 is 5177.4846090467

Scales and comparisons

• 138,789,448,380 seconds is equal to 4,413 years, 3 weeks, 6 days, 8 hours, 33 minutes.
• To count from 1 to 138,789,448,380 would take you about eight thousand, 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 138789448380 cubic inches would be around 431.5 feet tall.

Recreational maths with 138789448380

• 138789448380 backwards is 083844987831
• The number of decimal digits it has is: 12
• The sum of 138789448380's digits is 63
• More coming soon!