121621867344

Names of 121621867344

• Cardinal: 121621867344 can be written as One hundred twenty-one billion, six hundred twenty-one million, eight hundred sixty-seven thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.21621867344 × 10¹¹

Factors of 121621867344

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 66

Divisors of 121621867344

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 48 61 72 122 144 183 244 366 488 549 732 976 1098 1464 2196 2928 3721 4392 7442 8784 11163 14884 22326 29768 33489 44652 59536 66978 89304 133956 178608 226981 267912 453962 535824 680943 907924 1361886 1815848 2042829 2723772 3631696 4085658 5447544 8171316 10895088 13845841 16342632 27691682 32685264 41537523 55383364 83075046 110766728 124612569 166150092 221533456 249225138 332300184 498450276 664600368 844596301 996900552 1689192602 1993801104 2533788903 3378385204 5067577806 6756770408 7601366709 10135155612 13513540816 15202733418 20270311224 30405466836 40540622448 60810933672 121621867344
• Sum of all divisors σ(n): 346045181118
• Sum of proper divisors (its aliquot sum) s(n): 224423313774
• 121621867344 is an abundant number, because the sum of its proper divisors (224423313774) is greater than itself. Its abundance is 102801446430

Bases of 121621867344

• Binary: 1110001010001001110100110101101010000₂
• Hexadecimal: 0x1C513A6B50
• Base-36: 1JVEIPG0

Squares and roots of 121621867344

• 121621867344 squared (121621867344²) is 14791878616241533614336
• 121621867344 cubed (121621867344³) is 1799015898833078085105889848643584
• The square root of 121621867344 is 348743.2685285839
• The cube root of 121621867344 is 4954.5462751565

Scales and comparisons

• 121,621,867,344 seconds is equal to 3,867 years, 10 weeks, 2 days, 12 hours, 2 minutes, 24 seconds.
• To count from 1 to 121,621,867,344 would take you about seven thousand, seven hundred thirty-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 121621867344 cubic inches would be around 412.9 feet tall.

Recreational maths with 121621867344

• 121621867344 backwards is 443768126121
• The number of decimal digits it has is: 12
• The sum of 121621867344's digits is 45
• More coming soon!