138859508970

Names of 138859508970

• Cardinal: 138859508970 can be written as One hundred thirty-eight billion, eight hundred fifty-nine million, five hundred eight thousand, nine hundred seventy.

Scientific notation

• Scientific notation: 1.3885950897 × 10¹¹

Factors of 138859508970

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 76

Divisors of 138859508970

• Number of divisors d(n): 720
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 17 18 21 26 29 30 34 35 39 42 45 49 51 58 63 65 70 78 85 87 90 91 98 102 105 117 119 126 130 145 147 153 170 174 182 195 203 210 221 234 238 245 255 261 273 289 290 294 306 315 357 377 390 406 435 441 442 455 490 493 510 522 546 578 585 595 609 630 637 663 714 735 754 765 819 833 867 870 882 910 986 1015 1071 1105 1131 1170 1190 1218 1274 1305 1326 1365 1421 1445 1470 1479 1530 1547 1638 1666 1734 1785 1827 1885 1911 1989 2023 2030 2142 2205 2210 2262 2465 2499 2601 2610 2639 2730 2842 2890 2958 3045 3094 3185 3315 3393 3451 3570 3654 3757 3770 3822 3978 4046 4095 4165 4263 4335 4410 4437 4641 4913 4930 4998 5202 5278 5355 5655 5733 6069 6090 6370 6409 6630 6786 6902 7105 7395 7497 7514 7735 7917 8190 8330 8381 8526 8670 8874 9135 9282 9555 9826 9945 10115 10353 10710 10829 11271 11310 11466 12138 12495 12789 12818 13005 13195 13923 14161 14210 14739 14790 14994 15470 15834 16762 16965 17255 18207 18270 18473 18785 19110 19227 19890 20230 20706 21315 21658 22185 22542 23205 23751 24157 24565 24990 25143 25578 26010 26299 26390 27846 28322 28665 29478 30345 31059 32045 32487 33813 33930 34391 34510 36414 36946 37485 37570 38454 39585 41905 42483 42630 44217 44370 44863 46410 47502 48314 49130 50286 51765 52598 54145 55419 56355 57330 57681 58667 60690 62118 63869 63945 64090 64974 67626 68782 69615 70805 72471 73695 74970 75429 78897 79170 83521 83810 84966 88434 89726 91035 92365 96135 97461 103173 103530 108290 108953 110838 112710 115362 117334 118755 120785 125715 127449 127738 127890 131495 134589 139230 141610 142477 144942 147390 150858 155295 157794 162435 166257 167042 169065 171955 176001 182070 184093 184730 191607 192270 194922 206346 212415 217413 217906 221085 224315 236691 237510 240737 241570 250563 251430 254898 262990 269178 277095 284954 288405 293335 309519 310590 314041 319345 324870 326859 332514 338130 343910 352002 362355 368186 377145 383214 394485 403767 410669 417605 424830 427431 434826 442170 447083 448630 473382 481474 487305 501126 515865 528003 544765 552279 554190 574821 576810 584647 586670 619038 628082 637245 638690 653718 672945 712385 722211 724710 751689 754290 762671 788970 807534 821338 831285 835210 854862 880005 894166 920465 942123 958035 974610 980577 997339 1031730 1056006 1085773 1087065 1089530 1104558 1149642 1169294 1183455 1203685 1232007 1252815 1274490 1282293 1341249 1345890 1424770 1444422 1503378 1525342 1547595 1570205 1634295 1656837 1662570 1753941 1760010 1840930 1852201 1884246 1916070 1961154 1994678 2018835 2053345 2137155 2166633 2171546 2174130 2235415 2288013 2366910 2407370 2422109 2464014 2505630 2564586 2640015 2682498 2761395 2826369 2874105 2923235 2992017 3095190 3129581 3140410 3257319 3268590 3313674 3507882 3611055 3696021 3704402 3758445 3813355 4023747 4037670 4092529 4106690 4274310 4333266 4470830 4576026 4710615 4844218 4902885 4986695 5261823 5280030 5338697 5428865 5522790 5556603 5652738 5748210 5846470 5984034 6160035 6259162 6411465 6514638 6706245 6864039 6981373 7222110 7266327 7392042 7516890 7600411 7626710 8047494 8185058 8284185 8769705 8976051 9261005 9388743 9421230 9771957 9805770 9973390 10523646 10677394 10833165 10857730 11113206 11440065 12110545 12277587 12320070 12822930 12965407 13412490 13728078 13962746 14131845 14532654 14960085 15200822 15647905 16016091 16286595 16568370 16669809 16954763 17539410 17952102 18480105 18522010 18777486 19543914 20118735 20462645 20944119 21666330 21798981 22801233 22880130 24221090 24555174 25930814 26309115 26693485 27783015 28166229 28263690 29920170 31295810 31487417 32032182 32573190 33339618 33909526 34320195 34906865 36331635 36832761 36960210 38002055 38896221 40237470 40925290 41888238 43597962 44880255 45602466 46943715 48048273 48859785 50864289 52618230 53202877 53386970 55566030 56332458 61387935 62832357 62974834 64827035 68403699 68640390 69813730 72663270 73665522 76004110 77792442 80080455 83349045 84773815 89760510 90757849 93887430 94462251 96096546 97719570 101728578 104720595 106405754 108994905 114006165 116688663 118683341 122775870 125664714 129654070 136807398 140831145 152592867 157437085 159608631 160160910 166698090 169547630 181515698 184163805 188924502 194481105 209441190 217989810 220411919 228012330 233377326 237366682 240241365 254321445 266014385 272273547 281662290 283386753 305185734 314161785 314874170 319217262 342018495 356050023 368327610 388962210 440823838 453789245 472311255 478825893 480482730 508642890 532028770 544547094 566773506 583443315 593416705 628323570 661235757 684036990 712100046 762964335 798043155 816820641 907578490 944622510 957651786 1068150069 1102059595 1166886630 1186833410 1322471514 1361367735 1416933765 1525928670 1542883433 1596086310 1633641282 1780250115 1983707271 2136300138 2204119190 2394129465 2722735470 2833867530 3085766866 3306178785 3560500230 3967414542 4084103205 4628650299 4788258930 5340750345 6612357570 7714417165 8168206410 9257300598 9918536355 10681500690 13885950897 15428834330 19837072710 23143251495 27771901794 46286502990 69429754485 138859508970
• Sum of all divisors σ(n): 497123532360
• Sum of proper divisors (its aliquot sum) s(n): 358264023390
• 138859508970 is an abundant number, because the sum of its proper divisors (358264023390) is greater than itself. Its abundance is 219404514420

Bases of 138859508970

• Binary: 10000001010100101010111111010011101010₂
• Hexadecimal: 0x2054ABF4EA
• Base-36: 1RSHD6UI

Squares and roots of 138859508970

• 138859508970 squared (138859508970²) is 19281963231389510460900
• 138859508970 cubed (138859508970³) is 2677483946288341913409252384273000
• The square root of 138859508970 is 372638.5768677205
• The cube root of 138859508970 is 5178.3556565493

Scales and comparisons

• 138,859,508,970 seconds is equal to 4,415 years, 15 weeks, 5 days, 5 hours, 49 minutes, 30 seconds.
• To count from 1 to 138,859,508,970 would take you about eight thousand, eight hundred thirty 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 138859508970 cubic inches would be around 431.5 feet tall.

Recreational maths with 138859508970

• 138859508970 backwards is 079805958831
• 138859508970 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138859508970's digits is 63
• More coming soon!