129927085744

Names of 129927085744

• Cardinal: 129927085744 can be written as One hundred twenty-nine billion, nine hundred twenty-seven million, eighty-five thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 1.29927085744 × 10¹¹

Factors of 129927085744

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 196

Divisors of 129927085744

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 8 16 23 29 46 53 58 89 92 106 116 178 184 212 232 356 368 424 464 667 712 841 848 1219 1334 1424 1537 1682 2047 2438 2581 2668 3074 3364 4094 4717 4876 5162 5336 6148 6728 7921 8188 9434 9752 10324 10672 12296 13456 15842 16376 18868 19343 19504 20648 24592 31684 32752 35351 37736 38686 41296 44573 59363 63368 70702 74849 75472 77372 89146 108491 118726 126736 136793 141404 149698 154744 178292 182183 216982 229709 237452 273586 282808 299396 309488 356584 364366 419813 433964 459418 474904 547172 565616 598792 713168 728732 839626 867928 918836 949808 1025179 1094344 1197584 1457464 1679252 1721527 1735856 1837672 2050358 2188688 2914928 3146239 3358504 3443054 3675344 3966997 4100716 5283307 6292478 6661561 6717008 6886108 7933994 8201432 9655699 10566614 12174577 12584956 13323122 13772216 15867988 16402864 19311398 21133228 24349154 25169912 26646244 27544432 31735976 38622796 42266456 48698308 50339824 53292488 63471952 77245592 84532912 91240931 97396616 106584976 153215903 154491184 182481862 194793232 280015271 306431806 353062733 364963724 560030542 612863612 706125466 729927448 1120061084 1225727224 1412250932 1459854896 2240122168 2451454448 2824501864 4480244336 5649003728 8120442859 16240885718 32481771436 64963542872 129927085744
• Sum of all divisors σ(n): 280331294256
• Sum of proper divisors (its aliquot sum) s(n): 150404208512
• 129927085744 is an abundant number, because the sum of its proper divisors (150404208512) is greater than itself. Its abundance is 20477122768

Bases of 129927085744

• Binary: 1111001000000010000011111111010110000₂
• Hexadecimal: 0x1E4041FEB0
• Base-36: 1NOR8CZ4

Squares and roots of 129927085744

• 129927085744 squared (129927085744²) is 16881047609928728033536
• 129927085744 cubed (129927085744³) is 2193305320263756112942088379510784
• The square root of 129927085744 is 360453.9994839841
• The cube root of 129927085744 is 5064.8497424361

Scales and comparisons

• 129,927,085,744 seconds is equal to 4,131 years, 14 weeks, 3 days, 17 hours, 9 minutes, 4 seconds.
• To count from 1 to 129,927,085,744 would take you about eight thousand, two hundred sixty-two 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 129927085744 cubic inches would be around 422.1 feet tall.

Recreational maths with 129927085744

• 129927085744 backwards is 447580729921
• 129927085744 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 129927085744's digits is 58
• More coming soon!