138660811520

Names of 138660811520

• Cardinal: 138660811520 can be written as One hundred thirty-eight billion, six hundred sixty million, eight hundred eleven thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.3866081152 × 10¹¹

Factors of 138660811520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 176

Divisors of 138660811520

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 49 55 56 64 70 77 80 88 98 110 112 121 128 140 151 154 160 176 196 220 224 242 245 256 280 302 308 320 352 385 392 440 448 484 490 539 560 604 605 616 640 704 755 770 784 847 880 896 968 980 1057 1078 1120 1208 1210 1232 1280 1331 1408 1510 1540 1568 1661 1694 1760 1792 1936 1960 2114 2156 2240 2416 2420 2464 2662 2695 2816 3020 3080 3136 3322 3388 3520 3872 3920 4228 4235 4312 4480 4832 4840 4928 5285 5324 5390 5929 6040 6160 6272 6644 6655 6776 7040 7399 7744 7840 8305 8456 8470 8624 8960 9317 9664 9680 9856 10570 10648 10780 11627 11858 12080 12320 12544 13288 13310 13552 14080 14641 14798 15488 15680 16610 16912 16940 17248 18271 18634 19328 19360 19712 21140 21296 21560 23254 23716 24160 24640 26576 26620 27104 29282 29596 29645 30976 31360 33220 33824 33880 34496 36542 36995 37268 38656 38720 42280 42592 43120 46508 46585 47432 48320 49280 53152 53240 54208 58135 58564 59192 59290 62720 65219 66440 67648 67760 68992 73084 73205 73990 74536 77440 81389 84560 85184 86240 91355 93016 93170 94864 96640 98560 102487 106304 106480 108416 116270 117128 118384 118580 127897 130438 132880 135296 135520 137984 146168 146410 147980 149072 154880 162778 169120 170368 172480 182710 186032 186340 189728 193280 200981 204974 212608 212960 216832 232540 234256 236768 237160 255794 260876 265760 270592 271040 292336 292820 295960 298144 325556 326095 338240 340736 344960 365420 372064 372680 379456 401962 406945 409948 425216 425920 465080 468512 473536 474320 511588 512435 521752 531520 542080 584672 585640 591920 596288 639485 651112 652190 676480 689920 717409 730840 744128 745360 758912 803924 813890 819896 851840 895279 930160 937024 947072 948640 1004905 1023176 1024870 1043504 1063040 1084160 1169344 1171280 1183840 1192576 1278970 1302224 1304380 1352960 1406867 1434818 1461680 1488256 1490720 1517824 1607848 1627780 1639792 1703680 1790558 1860320 1874048 1894144 1897280 2009810 2046352 2049740 2087008 2126080 2210791 2338688 2342560 2367680 2385152 2557940 2604448 2608760 2813734 2869636 2923360 2976512 2981440 3215696 3255560 3279584 3581116 3587045 3720640 3748096 3794560 4019620 4092704 4099480 4174016 4421582 4476395 4677376 4685120 4735360 5115880 5208896 5217520 5627468 5739272 5846720 5962880 6431392 6511120 6559168 7034335 7162232 7174090 7441280 7589120 8039240 8185408 8198960 8348032 8843164 8952790 9370240 9470720 9848069 10231760 10417792 10435040 11053955 11254936 11478544 11693440 11925760 12862784 13022240 13118336 14068670 14324464 14348180 14882560 15475537 16078480 16370816 16397920 16696064 17686328 17905580 18740480 19696138 20463520 20835584 20870080 22107910 22509872 22957088 23386880 25725568 26044480 26236672 28137340 28648928 28696360 30951074 32156960 32741632 32795840 35372656 35811160 39392276 40927040 41740160 44215820 45019744 45914176 49240345 51451136 52088960 56274680 57297856 57392720 61902148 64313920 65591680 70745312 71622320 77377685 78784552 81854080 83480320 88431640 90039488 91828352 98480690 104177920 108328759 112549360 114595712 114785440 123804296 128627840 131183360 141490624 143244640 154755370 157569104 163708160 176863280 180078976 183656704 196961380 216657518 225098720 229191424 229570880 247608592 257255680 282981248 286489280 309510740 315138208 353726560 360157952 393922760 433315036 450197440 459141760 495217184 541643795 565962496 572978560 619021480 630276416 707453120 787845520 866630072 900394880 918283520 990434368 1083287590 1145957120 1238042960 1260552832 1414906240 1575691040 1733260144 1800789760 1980868736 2166575180 2476085920 2521105664 2829812480 3151382080 3466520288 3961737472 4333150360 4952171840 6302764160 6933040576 8666300720 9904343680 12605528320 13866081152 17332601440 19808687360 27732162304 34665202880 69330405760 138660811520
• Sum of all divisors σ(n): 427810385520
• Sum of proper divisors (its aliquot sum) s(n): 289149574000
• 138660811520 is an abundant number, because the sum of its proper divisors (289149574000) is greater than itself. Its abundance is 150488762480

Bases of 138660811520

• Binary: 10000001001000110101000001001100000000₂
• Hexadecimal: 0x2048D41300
• Base-36: 1RP72EWW

Squares and roots of 138660811520

• 138660811520 squared (138660811520²) is 19226820651384964710400
• 138660811520 cubed (138660811520³) is 2666006554470534218670625783808000
• The square root of 138660811520 is 372371.8726219799
• The cube root of 138660811520 is 5175.8845324755

Scales and comparisons

• 138,660,811,520 seconds is equal to 4,408 years, 51 weeks, 1 day, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 138,660,811,520 would take you about eight thousand, eight hundred seventeen 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 138660811520 cubic inches would be around 431.3 feet tall.

Recreational maths with 138660811520

• 138660811520 backwards is 025118066831
• The number of decimal digits it has is: 12
• The sum of 138660811520's digits is 41
• More coming soon!