39986589987972

Names of 39986589987972

• Cardinal: 39986589987972 can be written as Thirty-nine trillion, nine hundred eighty-six billion, five hundred eighty-nine million, nine hundred eighty-seven thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 3.9986589987972 × 10¹³

Factors of 39986589987972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 518

Divisors of 39986589987972

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 18 19 31 36 38 57 62 76 93 114 124 171 186 228 279 342 361 372 463 558 589 684 722 926 1083 1116 1178 1389 1444 1767 1852 2166 2356 2778 3249 3534 4167 4332 5301 5556 6498 7068 8334 8797 10602 11191 12996 14353 16668 17594 21204 22382 26391 28706 33573 35188 43059 44764 52782 57412 67146 79173 86118 100719 105564 129177 134292 158346 167143 172236 201438 214369 258354 272707 316692 334286 402876 428738 501429 516708 545414 643107 668572 818121 857476 1002858 1090828 1286214 1504287 1636242 1929321 2005716 2454363 2572428 3008574 3272484 3858642 4073011 4908726 5181433 6017148 6645439 7717284 8146022 9817452 10362866 12219033 13290878 15544299 16292044 19936317 20725732 24438066 26581756 31088598 36657099 39872634 46632897 48876132 59808951 62177196 73314198 77387209 79745268 93265794 99252847 119617902 126263341 146628396 154774418 186531588 198505694 232161627 239235804 252526682 297758541 309548836 378790023 397011388 464323254 505053364 595517082 696484881 757580046 893275623 928646508 1136370069 1191034164 1392969762 1515160092 1786551246 1885804093 2272740138 2399003479 2785939524 3076838257 3573102492 3771608186 4545480276 4798006958 5657412279 6153676514 7197010437 7543216372 9230514771 9596013916 11314824558 12307353028 14394020874 16972236837 18461029542 21591031311 22629649116 27691544313 28788041748 33944473674 35830277767 36922059084 43182062622 55383088626 58459926883 67888947348 71660555534 86364125244 107490833301 110766177252 116919853766 143321111068 175379780649 214981666602 233839707532 322472499903 350759561298 429963333204 526139341947 644944999806 701519122596 1052278683894 1110738610777 1289889999612 2104557367788 2221477221554 3332215832331 4442954443108 6664431664662 9996647496993 13328863329324 19993294993986 39986589987972
• Sum of all divisors σ(n): 110356605864960
• Sum of proper divisors (its aliquot sum) s(n): 70370015876988
• 39986589987972 is an abundant number, because the sum of its proper divisors (70370015876988) is greater than itself. Its abundance is 30383425889016

Bases of 39986589987972

• Binary: 1001000101111000011010011111011111010010000100₂
• Hexadecimal: 0x245E1A7DF484
• Base-36: E69L397D0

Squares and roots of 39986589987972

• 39986589987972 squared (39986589987972²) is 1598927378866182591104672784
• 39986589987972 cubed (39986589987972³) is 63935653519264809622637753492159555754048
• The square root of 39986589987972 is 6323495.0769311113
• The cube root of 39986589987972 is 34195.6967066993

Scales and comparisons

• 39,986,589,987,972 seconds is equal to 1,271,449 years, 45 weeks, 3 days, 11 hours, 46 minutes, 12 seconds.
• To count from 1 to 39,986,589,987,972 would take you about three million, one hundred seventy-eight thousand, six hundred twenty-four 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 39986589987972 cubic inches would be around 2849.6 feet tall.

Recreational maths with 39986589987972

• 39986589987972 backwards is 27978998568993
• The number of decimal digits it has is: 14
• The sum of 39986589987972's digits is 99
• More coming soon!