18005231244

Names of 18005231244

• Cardinal: 18005231244 can be written as Eighteen billion, five million, two hundred thirty-one thousand, two hundred forty-four.

Scientific notation

• Scientific notation: 1.8005231244 × 10¹⁰

Factors of 18005231244

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 3248

Divisors of 18005231244

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 11 12 13 14 21 22 26 28 33 39 42 43 44 52 66 77 78 84 86 91 121 129 132 143 154 156 172 182 231 242 258 273 286 301 308 363 364 429 462 473 484 516 546 559 572 602 726 847 858 903 924 946 1001 1092 1118 1204 1419 1452 1573 1677 1694 1716 1806 1892 2002 2236 2541 2838 3003 3146 3169 3311 3354 3388 3612 3913 4004 4719 5082 5203 5676 6006 6149 6292 6338 6622 6708 7826 9438 9507 9933 10164 10406 11011 11739 12012 12298 12676 13244 15609 15652 18447 18876 19014 19866 20812 22022 22183 23478 24596 31218 33033 34859 36421 36894 38028 39732 41197 43043 44044 44366 46956 62436 66066 66549 67639 69718 72842 73788 82394 86086 88732 104577 109263 123591 129129 132132 133098 135278 136267 139436 145684 164788 172172 202917 209154 218526 244013 247182 258258 266196 270556 272534 288379 383449 405834 408801 418308 437052 453167 473473 488026 494364 516516 545068 576758 732039 766898 811668 817602 865137 906334 946946 953869 976052 1150347 1153516 1359501 1420419 1464078 1498937 1533796 1635204 1730274 1771471 1812668 1893892 1907738 2300694 2684143 2719002 2840838 2861607 2928156 2997874 3172169 3460548 3542942 3815476 4496811 4601388 4984837 5314413 5368286 5438004 5681676 5723214 5995748 6344338 7085884 8052429 8993622 9516507 9969674 10492559 10628826 10736572 11446428 12400297 12688676 14954511 16104858 16488307 17987244 19033014 19486181 19939348 20985118 21257652 24800594 29909022 31477677 32209716 32976614 34893859 37200891 38066028 38972362 41970236 49464921 49601188 58458543 59818044 62955354 65953228 69787718 74401782 77944724 98929842 104681577 115418149 116917086 125910708 136403267 139575436 148803564 197859684 209363154 214347991 230836298 233834172 272806534 346254447 409209801 418726308 428695982 461672596 545613068 643043973 692508894 818419602 857391964 1286087946 1385017788 1500435937 1636839204 2572175892 3000871874 4501307811 6001743748 9002615622 18005231244
• Sum of all divisors σ(n): 58175434240
• Sum of proper divisors (its aliquot sum) s(n): 40170202996
• 18005231244 is an abundant number, because the sum of its proper divisors (40170202996) is greater than itself. Its abundance is 22164971752

Bases of 18005231244

• Binary: 10000110001001100100000011010001100₂
• Hexadecimal: 0x43132068C
• Base-36: 89RULCC

Squares and roots of 18005231244

• 18005231244 squared (18005231244²) is 324188352149913787536
• 18005231244 cubed (18005231244³) is 5837086247070502299249564974784
• The square root of 18005231244 is 134183.5729290289
• The cube root of 18005231244 is 2620.9952536493

Scales and comparisons

• 18,005,231,244 seconds is equal to 572 years, 26 weeks, 3 days, 21 hours, 7 minutes, 24 seconds.
• To count from 1 to 18,005,231,244 would take you about one thousand, one hundred forty-five 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 18005231244 cubic inches would be around 218.4 feet tall.

Recreational maths with 18005231244

• 18005231244 backwards is 44213250081
• The number of decimal digits it has is: 11
• The sum of 18005231244's digits is 30
• More coming soon!