138645313092

Names of 138645313092

• Cardinal: 138645313092 can be written as One hundred thirty-eight billion, six hundred forty-five million, three hundred thirteen thousand and ninety-two.

Scientific notation

• Scientific notation: 1.38645313092 × 10¹¹

Factors of 138645313092

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 306

Divisors of 138645313092

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 78 81 99 108 117 132 143 156 162 169 198 234 243 277 286 297 324 338 351 396 429 468 486 507 554 572 594 676 702 831 858 891 972 1014 1053 1108 1188 1287 1404 1521 1662 1716 1782 1859 2028 2106 2493 2574 2673 3042 3047 3159 3324 3564 3601 3718 3861 4212 4563 4986 5148 5346 5577 6084 6094 6318 7202 7436 7479 7722 9126 9141 9972 10692 10803 11154 11583 12188 12636 13689 14404 14958 15444 16731 18252 18282 21606 22308 22437 23166 27378 27423 29916 32409 33462 34749 36564 39611 41067 43212 44874 46332 46813 50193 54756 54846 64818 66924 67311 69498 76729 79222 82134 82269 89748 93626 97227 100386 109692 118833 129636 134622 138996 140439 150579 153458 158444 164268 164538 187252 194454 200772 230187 237666 246807 269244 280878 291681 301158 306916 329076 356499 388908 421317 451737 460374 475332 493614 514943 561756 583362 602316 690561 712998 740421 842634 844019 875043 903474 920748 987228 997477 1029886 1069497 1166724 1263951 1381122 1425996 1480842 1544829 1685268 1688038 1750086 1806948 1994954 2059772 2071683 2138994 2527902 2532057 2762244 2961684 2992431 3089658 3208491 3376076 3500172 3791853 3989908 4143366 4277988 4634487 5055804 5064114 5984862 6179316 6215049 6416982 7583706 7596171 8286732 8977293 9268974 9625473 10128228 10972247 11375559 11969724 12430098 12833964 12967201 13903461 15167412 15192342 17954586 18537948 18645147 19250946 21944494 22751118 22788513 24860196 25934402 26931879 27806922 30384684 32916741 35909172 37290294 38501892 38901603 41710383 43888988 45502236 45577026 51868804 53863758 55613844 65833482 68365539 74580588 77803206 80795637 83420766 91154052 98750223 107727516 116704809 125131149 131666964 136731078 142639211 155606412 161591274 166841532 197500446 205096617 233409618 242386911 250262298 273462156 285278422 296250669 323182548 350114427 395000892 410193234 427917633 466819236 484773822 500524596 570556844 592501338 700228854 820386468 855835266 888752007 969547644 1050343281 1185002676 1283752899 1400457708 1711670532 1777504014 2100686562 2567505798 2666256021 3151029843 3555008028 3851258697 4201373124 5135011596 5332512042 6302059686 7702517394 10665024084 11553776091 12604119372 15405034788 23107552182 34661328273 46215104364 69322656546 138645313092
• Sum of all divisors σ(n): 430885583856
• Sum of proper divisors (its aliquot sum) s(n): 292240270764
• 138645313092 is an abundant number, because the sum of its proper divisors (292240270764) is greater than itself. Its abundance is 153594957672

Bases of 138645313092

• Binary: 10000001000111111001111001011001000100₂
• Hexadecimal: 0x2047E79644
• Base-36: 1ROXU890

Squares and roots of 138645313092

• 138645313092 squared (138645313092²) is 19222522842378706600464
• 138645313092 cubed (138645313092³) is 2665112697899717542655338232474688
• The square root of 138645313092 is 372351.0616233019
• The cube root of 138645313092 is 5175.6916852397

Scales and comparisons

• 138,645,313,092 seconds is equal to 4,408 years, 25 weeks, 4 days, 2 hours, 58 minutes, 12 seconds.
• To count from 1 to 138,645,313,092 would take you about eight thousand, eight hundred sixteen 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 138645313092 cubic inches would be around 431.3 feet tall.

Recreational maths with 138645313092

• 138645313092 backwards is 290313546831
• The number of decimal digits it has is: 12
• The sum of 138645313092's digits is 45
• More coming soon!