18418136464

Names of 18418136464

• Cardinal: 18418136464 can be written as Eighteen billion, four hundred eighteen million, one hundred thirty-six thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.8418136464 × 10¹⁰

Factors of 18418136464

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 76

Divisors of 18418136464

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 34 37 49 52 56 68 74 91 98 104 112 119 136 148 169 182 196 208 221 238 259 272 289 296 338 364 392 442 476 481 518 578 592 629 637 676 728 784 833 884 952 962 1036 1156 1183 1258 1274 1352 1456 1547 1666 1768 1813 1904 1924 2023 2072 2197 2312 2366 2516 2548 2704 2873 3094 3332 3367 3536 3626 3757 3848 4046 4144 4394 4403 4624 4732 5032 5096 5746 6188 6253 6664 6734 7252 7514 7696 8092 8177 8281 8788 8806 9464 10064 10192 10693 10829 11492 12376 12506 13328 13468 14161 14504 15028 15379 16184 16354 16562 17576 17612 18928 20111 21386 21658 22984 23569 24752 25012 26299 26936 28322 29008 30056 30758 30821 32368 32708 33124 35152 35224 37349 40222 42772 43316 43771 45968 47138 48841 50024 52598 53872 56644 57239 60112 61516 61642 65416 66248 70448 74698 74851 80444 81289 85544 86632 87542 94276 97682 100048 105196 106301 107653 113288 114478 123032 123284 130832 132496 139009 140777 149396 149702 160888 162578 171088 173264 175084 184093 188552 195364 210392 212602 215306 226576 228956 246064 246568 261443 278018 281554 298792 299404 306397 321776 325156 341887 350168 368186 377104 390728 400673 420784 425204 430612 457912 493136 522886 523957 556036 563108 569023 597584 598808 612794 634933 650312 683774 700336 736372 744107 781456 801346 850408 861224 915824 973063 1045772 1047914 1112072 1126216 1138046 1197616 1225588 1269866 1300624 1367548 1381913 1472744 1488214 1602692 1700816 1722448 1807117 1830101 1946126 2091544 2095828 2224144 2252432 2276092 2393209 2451176 2539732 2735096 2763826 2945488 2976428 3205384 3614234 3660202 3892252 3983161 4183088 4191656 4444531 4552184 4786418 4902352 5079464 5208749 5470192 5527652 5952856 6410768 6811441 7228468 7320404 7784504 7966322 8383312 8889062 9104368 9572836 9673391 10158928 10417498 11055304 11905712 12649819 13622882 14456936 14640808 15569008 15932644 17778124 19145672 19346782 20834996 22110608 23492521 25299638 27245764 28913872 29281616 31111717 31865288 35556248 38291344 38693564 41669992 46985042 50599276 54491528 62223434 63730576 67713737 71112496 77387128 83339984 88548733 93970084 101198552 108983056 124446868 135427474 154774256 164447647 177097466 187940168 202397104 248893736 270854948 328895294 354194932 375880336 497787472 541709896 657790588 708389864 1083419792 1151133529 1315581176 1416779728 2302267058 2631162352 4604534116 9209068232 18418136464
• Sum of all divisors σ(n): 49060896360
• Sum of proper divisors (its aliquot sum) s(n): 30642759896
• 18418136464 is an abundant number, because the sum of its proper divisors (30642759896) is greater than itself. Its abundance is 12224623432

Bases of 18418136464

• Binary: 10001001001110011100111010110010000₂
• Hexadecimal: 0x449CE7590
• Base-36: 8GLOL1S

Squares and roots of 18418136464

• 18418136464 squared (18418136464²) is 339227750806526423296
• 18418136464 cubed (18418136464³) is 6247943006730389726087556665344
• The square root of 18418136464 is 135713.4350902667
• The cube root of 18418136464 is 2640.8793588827

Scales and comparisons

• 18,418,136,464 seconds is equal to 585 years, 33 weeks, 1 day, 21 hours, 1 minute, 4 seconds.
• To count from 1 to 18,418,136,464 would take you about one thousand, one hundred seventy-one 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 18418136464 cubic inches would be around 220.1 feet tall.

Recreational maths with 18418136464

• 18418136464 backwards is 46463181481
• The number of decimal digits it has is: 11
• The sum of 18418136464's digits is 46
• More coming soon!