138956500188

Names of 138956500188

• Cardinal: 138956500188 can be written as One hundred thirty-eight billion, nine hundred fifty-six million, five hundred thousand, one hundred eighty-eight.

Scientific notation

• Scientific notation: 1.38956500188 × 10¹¹

Factors of 138956500188

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2749

Divisors of 138956500188

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 27 31 33 36 43 44 54 62 66 81 86 93 99 108 121 124 129 132 162 172 186 198 242 258 279 297 324 341 363 372 387 396 473 484 516 558 594 682 726 774 837 891 946 1023 1089 1116 1161 1188 1333 1364 1419 1452 1548 1674 1782 1892 2046 2178 2322 2511 2659 2666 2838 3069 3267 3348 3483 3564 3751 3999 4092 4257 4356 4644 5022 5203 5318 5332 5676 6138 6534 6966 7502 7977 7998 8514 9207 9801 10044 10406 10636 11253 11997 12276 12771 13068 13932 14663 15004 15609 15954 15996 17028 18414 19602 20812 22506 23931 23994 25542 27621 29249 29326 31218 31908 33759 35991 36828 38313 39204 43989 45012 46827 47862 47988 51084 55242 58498 58652 62436 67518 71793 71982 76626 82429 87747 87978 93654 95724 101277 107973 110484 114337 116996 131967 135036 140481 143586 143964 153252 161293 164858 175494 175956 187308 202554 215379 215946 228674 247287 263241 263934 280962 287172 303831 321739 322586 329716 343011 350988 395901 405108 421443 430758 431892 457348 483879 494574 526482 527868 561924 607662 643478 645172 686022 741861 789723 791802 842886 861516 906719 965217 967758 989148 1029033 1052964 1187703 1215324 1257707 1286956 1372044 1451637 1483722 1579446 1583604 1685772 1813438 1930434 1935516 2058066 2225583 2369169 2375406 2515414 2720157 2895651 2903274 2967444 3087099 3158892 3544447 3626876 3773121 3860868 4116132 4354911 4451166 4738338 4750812 5030828 5440314 5791302 5806548 6174198 6676749 7088894 7546242 8160471 8686953 8709822 8902332 9261297 9476676 9973909 10633341 10880628 11319363 11582604 12348396 13064733 13353498 13834777 14177788 15092484 16320942 17373906 17419644 18522594 19947818 21266682 22638726 24481413 26060859 26129466 26706996 27669554 29921727 31900023 32641884 33958089 34747812 37045188 38988917 39895636 41504331 42533364 45277452 48962826 52121718 52258932 55339108 59843454 63800046 67916178 73444239 77977834 83008662 89765181 95700069 97925652 101874267 104243436 116966751 119686908 124512993 127600092 135832356 146888478 155955668 166017324 179530362 191400138 203748534 233933502 249025986 269295543 287100207 293776956 350900253 359060724 373538979 382800276 407497068 428878087 467867004 498051972 538591086 574200414 701800506 747077958 807886629 857756174 1052700759 1077182172 1120616937 1148400828 1286634261 1403601012 1494155916 1615773258 1715512348 2105401518 2241233874 2573268522 3158102277 3231546516 3859902783 4210803036 4482467748 5146537044 6316204554 7719805566 11579708349 12632409108 15439611132 23159416698 34739125047 46318833396 69478250094 138956500188
• Sum of all divisors σ(n): 421909537280
• Sum of proper divisors (its aliquot sum) s(n): 282953037092
• 138956500188 is an abundant number, because the sum of its proper divisors (282953037092) is greater than itself. Its abundance is 143996536904

Bases of 138956500188

• Binary: 10000001011010011100111110110011011100₂
• Hexadecimal: 0x205A73ECDC
• Base-36: 1RU341R0

Squares and roots of 138956500188

• 138956500188 squared (138956500188²) is 19308908944497644035344
• 138956500188 cubed (138956500188³) is 2683098409376161754962835614644672
• The square root of 138956500188 is 372768.6952897199
• The cube root of 138956500188 is 5179.5610430399

Scales and comparisons

• 138,956,500,188 seconds is equal to 4,418 years, 20 weeks, 19 hours, 49 minutes, 48 seconds.
• To count from 1 to 138,956,500,188 would take you about eight thousand, eight hundred thirty-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 138956500188 cubic inches would be around 431.6 feet tall.

Recreational maths with 138956500188

• 138956500188 backwards is 881005659831
• 138956500188 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138956500188's digits is 54
• More coming soon!