138742867780875

Names of 138742867780875

• Cardinal: 138742867780875 can be written as One hundred thirty-eight trillion, seven hundred forty-two billion, eight hundred sixty-seven million, seven hundred eighty thousand, eight hundred seventy-five.

Scientific notation

• Scientific notation: 1.38742867780875 × 10¹⁴

Factors of 138742867780875

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 478

Divisors of 138742867780875

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 5 9 15 25 27 45 73 75 81 125 135 219 225 243 365 375 397 405 657 675 1095 1125 1191 1215 1825 1971 1985 2025 3285 3375 3573 5475 5913 5955 6075 9125 9855 9925 10125 10719 16425 17739 17865 27375 28981 29565 29775 30375 32157 49275 49625 53595 82125 86943 88695 89325 96471 144905 147825 148875 157609 160785 246375 260829 267975 434715 443475 446625 472827 482355 724525 739125 782487 788045 803925 1304145 1339875 1418481 2173575 2217375 2347461 2364135 2411775 3622625 3912435 3940225 4019625 4255443 6520725 7042383 7092405 10867875 11505457 11737305 11820675 12058875 12766329 19562175 19701125 21277215 32603625 34516371 35211915 35462025 38298987 57527285 58686525 59103375 62570773 63831645 97810875 103549113 106386075 172581855 176059575 177310125 187712319 191494935 287636425 293432625 310647339 312853865 319158225 517745565 531930375 563136957 862909275 880297875 931942017 938561595 957474675 1438182125 1553236695 1564269325 1595791125 1689410871 2588727825 2795826051 2815684785 4314546375 4567666429 4659710085 4692807975 4787373375 5068232613 7766183475 7821346625 8447054355 12943639125 13702999287 13979130255 14078423925 15204697839 22838332145 23298550425 23464039875 25341163065 38830917375 41108997861 42235271775 68514996435 69895651275 70392119625 76023489195 114191660725 116492752125 123326993583 126705815325 205544989305 211176358875 342574982175 349478256375 369980980749 380117445975 570958303625 616634967915 633529076625 1027724946525 1109942942247 1712874910875 1849904903745 1900587229875 3083174839575 5138624732625 5549714711235 9249524518725 15415874197875 27748573556175 46247622593625 138742867780875
• Sum of all divisors σ(n): 263587337220480
• Sum of proper divisors (its aliquot sum) s(n): 124844469439605
• 138742867780875 is a deficient number, because the sum of its proper divisors (124844469439605) is less than itself. Its deficiency is 13898398341270

Bases of 138742867780875

• Binary: 11111100010111110010111010110010110010100001011₂
• Hexadecimal: 0x7E2F9759650B
• Base-36: 1D6HLD8POR

Squares and roots of 138742867780875

• 138742867780875 squared (138742867780875²) is 19249583360061362147015765625
• 138742867780875 cubed (138742867780875³) is 2670742398961925086490158983563482857421875
• The square root of 138742867780875 is 11778916.2396578319
• The cube root of 138742867780875 is 51769.0532072315

Scales and comparisons

• 138,742,867,780,875 seconds is equal to 4,411,594 years, 1 week, 5 days, 22 hours, 41 minutes, 15 seconds.
• To count from 1 to 138,742,867,780,875 would take you about eleven million, twenty-eight thousand, nine hundred eighty-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 138742867780875 cubic inches would be around 4314.1 feet tall.

Recreational maths with 138742867780875

• 138742867780875 backwards is 578087768247831
• 138742867780875 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138742867780875's digits is 81
• More coming soon!