3998147655138

Names of 3998147655138

• Cardinal: 3998147655138 can be written as Three trillion, nine hundred ninety-eight billion, one hundred forty-seven million, six hundred fifty-five thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 3.998147655138 × 10¹²

Factors of 3998147655138

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9308

Divisors of 3998147655138

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 7 13 14 21 26 29 39 42 58 78 87 91 174 182 203 273 377 406 546 609 754 841 1063 1131 1218 1682 2126 2262 2523 2639 3189 5046 5278 5887 6378 7441 7917 8191 10933 11774 13819 14882 15834 16382 17661 21866 22323 24573 27638 30827 32799 35322 41457 44646 49146 57337 61654 65598 76531 82914 92481 96733 106483 114674 153062 172011 184962 193466 212966 215789 229593 237539 290199 319449 344022 400751 431578 459186 475078 580398 638898 647367 712617 745381 801502 893983 1202253 1294734 1425234 1490762 1662773 1787966 2236143 2404506 2681949 2805257 3088007 3325546 4472286 4988319 5363898 5610514 6176014 6257881 6888631 8415771 8707033 9264021 9976638 11621779 12515762 13777262 16831542 17414066 18528042 18773643 20665893 21616049 23243558 26121099 34865337 37547286 41331786 43232098 48220417 52242198 60949231 64848147 69730674 81352453 89552203 96440834 113191429 121898462 129696294 144661251 162704906 179104406 182847693 226382858 244057359 252503957 268656609 289322502 339574287 365695386 488114718 505007914 537313218 626865421 679148574 757511871 792340003 1253730842 1515023742 1584680006 1767527699 1880596263 2377020009 3282551441 3535055398 3761192526 4754040018 5302583097 6565102882 7322614753 9847654323 10605166194 14645229506 19695308646 21967844259 22977860087 43935688518 45955720174 51258303271 68933580261 95193991789 102516606542 137867160522 153774909813 190387983578 285581975367 307549819626 571163950734 666357942523 1332715885046 1999073827569 3998147655138
• Sum of all divisors σ(n): 10203495923712
• Sum of proper divisors (its aliquot sum) s(n): 6205348268574
• 3998147655138 is an abundant number, because the sum of its proper divisors (6205348268574) is greater than itself. Its abundance is 2207200613436

Bases of 3998147655138

• Binary: 111010001011100100001010111011010111100010₂
• Hexadecimal: 0x3A2E42BB5E2
• Base-36: 1F0Q1VUN6

Squares and roots of 3998147655138

• 3998147655138 squared (3998147655138²) is 15985184672285487777799044
• 3998147655138 cubed (3998147655138³) is 63911128614446121934113806143178088072
• The square root of 3998147655138 is 1999536.8601598721
• The cube root of 3998147655138 is 15871.5597961921

Scales and comparisons

• 3,998,147,655,138 seconds is equal to 127,128 years, 37 weeks, 6 days, 2 hours, 52 minutes, 18 seconds.
• To count from 1 to 3,998,147,655,138 would take you about three hundred seventeen thousand, eight 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 3998147655138 cubic inches would be around 1322.6 feet tall.

Recreational maths with 3998147655138

• 3998147655138 backwards is 8315567418993
• The number of decimal digits it has is: 13
• The sum of 3998147655138's digits is 69
• More coming soon!