12988994997068

Names of 12988994997068

• Cardinal: 12988994997068 can be written as Twelve trillion, nine hundred eighty-eight billion, nine hundred ninety-four million, nine hundred ninety-seven thousand and sixty-eight.

Scientific notation

• Scientific notation: 1.2988994997068 × 10¹³

Factors of 12988994997068

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1406

Divisors of 12988994997068

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 23 46 71 73 89 92 142 146 178 284 292 356 421 727 842 1454 1633 1679 1684 2047 2908 3266 3358 4094 5183 6319 6497 6532 6716 8188 9683 10366 12638 12994 16721 19366 20732 25276 25988 29891 30733 33442 37469 38732 51617 53071 59782 61466 64703 66884 74938 103234 106142 119209 119564 122932 129406 145337 149431 149876 206468 212284 238418 258812 290674 298862 306067 461287 476836 581348 597724 612134 687493 706859 861787 922574 1187191 1220633 1224268 1374986 1413718 1488169 1723574 1845148 2182043 2374382 2441266 2660299 2735237 2749972 2827436 2976338 3447148 3768041 4364086 4593913 4723319 4748764 4882532 5320598 5470474 5952676 7039541 7536082 8728172 9187826 9446638 10609601 10641196 10940948 14079082 15072164 18375652 18893276 21219202 21730757 22342891 27239963 28158164 42438404 43461514 44685782 50186989 54479926 61186877 62910451 86664943 86923028 89371564 100373978 105659999 108636337 108959852 122373754 125820902 173329886 194201827 200747956 211319998 217272674 244747508 251641804 335355649 346659772 388403654 422639996 434545348 499807411 513886493 626519149 670711298 776807308 999614822 1027772986 1253038298 1341422596 1586345261 1934037373 1988517299 1999229644 2055545972 2506076596 3172690522 3868074746 3977034598 4466642021 6345381044 7713179927 7736149492 7954069196 8933284042 15426359854 17866568084 30852719708 36485941003 44482859579 45735897877 72971882006 88965719158 91471795754 141184728229 145943764012 177931438316 182943591508 282369456458 564738912916 3247248749267 6494497498534 12988994997068
• Sum of all divisors σ(n): 24749124341760
• Sum of proper divisors (its aliquot sum) s(n): 11760129344692
• 12988994997068 is a deficient number, because the sum of its proper divisors (11760129344692) is less than itself. Its deficiency is 1228865652376

Bases of 12988994997068

• Binary: 10111101000000111100011011101100101101001100₂
• Hexadecimal: 0xBD03C6ECB4C
• Base-36: 4LR2896X8

Squares and roots of 12988994997068

• 12988994997068 squared (12988994997068²) is 168713991033857533328596624
• 12988994997068 cubed (12988994997068³) is 2191425185474150909406204618433434698432
• The square root of 12988994997068 is 3604024.8330259879
• The cube root of 12988994997068 is 23506.7100181377

Scales and comparisons

• 12,988,994,997,068 seconds is equal to 413,009 years, 44 weeks, 6 days, 5 hours, 51 minutes, 8 seconds.
• To count from 1 to 12,988,994,997,068 would take you about one million, thirty-two thousand, five 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 12988994997068 cubic inches would be around 1958.9 feet tall.

Recreational maths with 12988994997068

• 12988994997068 backwards is 86079949988921
• 12988994997068 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 12988994997068's digits is 89
• More coming soon!