18171848602138

Names of 18171848602138

• Cardinal: 18171848602138 can be written as Eighteen trillion, one hundred seventy-one billion, eight hundred forty-eight million, six hundred two thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 1.8171848602138 × 10¹³

Factors of 18171848602138

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4437

Divisors of 18171848602138

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 7 11 14 17 22 23 34 46 73 77 119 146 154 161 187 238 253 322 374 391 506 511 782 803 1022 1241 1309 1447 1606 1679 1771 2482 2618 2737 2857 2894 3358 3542 4301 5474 5621 5714 8602 8687 10129 11242 11753 13651 15917 17374 18469 19999 20258 23506 24599 27302 28543 30107 31427 31834 33281 36938 39998 48569 49198 57086 60214 62854 65711 66562 95557 97138 105631 111419 129283 131422 172193 191114 199801 208561 211262 219989 222838 232967 258566 270589 313973 339983 344386 366091 399602 417122 439978 459977 465934 534259 541178 565777 627946 679966 722821 732182 739417 919954 1068518 1117087 1131554 1161941 1445642 1459927 1478834 1795727 1894123 2197811 2234174 2294171 2323882 2429513 2562637 2919854 3545537 3591454 3739813 3788246 3960439 4134079 4395622 4588342 4796903 4859026 5059747 5125274 6223547 7091074 7479626 7819609 7920878 8133587 8268158 9593806 10119494 12287957 12447094 12570089 15639218 16059197 16267174 17006591 19752997 24575914 24818759 25140178 26724643 28938553 32118394 33578321 34013182 39000907 39505994 41301721 43564829 45474869 49637518 52765933 53449286 57877106 67156642 70279343 78001814 81547351 82603442 86015699 87129658 90949738 95083817 105531866 138270979 140558686 163094702 172031398 187072501 190167634 273006349 276541958 289112047 301787767 318324083 369361531 374145002 454318931 491955401 546012698 570831457 578224094 603575534 636648166 665586719 738723062 773072773 897020861 908637862 983910802 1045921987 1141662914 1331173438 1546145546 1616424889 1794041722 2091843974 2112514369 3180232517 3232849778 3319665437 4225028738 5130392039 5411509411 6279146027 6360465034 6639330874 6941118641 7321453909 10260784078 10823018822 11314974223 12558292054 13882237282 14642907818 17780673779 22629948446 23237658059 35561347558 35912744273 46475316118 48587830487 56434312429 71825488546 76352305051 97175660974 112868624858 117999016897 124464716453 152704610102 235998033794 248929432906 395040187003 534466135357 790080374006 825993118279 1068932270714 1297989185867 1651986236558 2595978371734 9085924301069 18171848602138
• Sum of all divisors σ(n): 38101207597056
• Sum of proper divisors (its aliquot sum) s(n): 19929358994918
• 18171848602138 is an abundant number, because the sum of its proper divisors (19929358994918) is greater than itself. Its abundance is 1757510392780

Bases of 18171848602138

• Binary: 100001000011011110110100101001011001000011010₂
• Hexadecimal: 0x1086F694B21A
• Base-36: 6FW15H2XM

Squares and roots of 18171848602138

• 18171848602138 squared (18171848602138²) is 330216081619024784618171044
• 18171848602138 cubed (18171848602138³) is 6000636641172163248230488009985588092072
• The square root of 18171848602138 is 4262845.1299734077
• The cube root of 18171848602138 is 26290.5519138477

Scales and comparisons

• 18,171,848,602,138 seconds is equal to 577,808 years, 29 weeks, 6 days, 18 hours, 48 minutes, 58 seconds.
• To count from 1 to 18,171,848,602,138 would take you about one million, four hundred forty-four thousand, five hundred twenty-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 18171848602138 cubic inches would be around 2190.9 feet tall.

Recreational maths with 18171848602138

• 18171848602138 backwards is 83120684817181
• The number of decimal digits it has is: 14
• The sum of 18171848602138's digits is 58
• More coming soon!