12991479732430992

Names of 12991479732430992

• Cardinal: 12991479732430992 can be written as Twelve quadrillion, nine hundred ninety-one trillion, four hundred seventy-nine billion, seven hundred thirty-two million, four hundred thirty thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.2991479732430992 × 10¹⁶

Factors of 12991479732430992

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 301734479148

Divisors of 12991479732430992

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 16 18 23 24 26 36 39 46 48 52 69 72 78 92 104 117 138 144 156 184 207 208 234 276 299 312 368 414 468 552 598 624 828 897 936 1104 1196 1656 1794 1872 2392 2691 3312 3588 4784 5382 7176 10764 14352 21528 43056 301734479107 603468958214 905203437321 1206937916428 1810406874642 2413875832856 2715610311963 3620813749284 3922548228391 4827751665712 5431220623926 6939893019461 7241627498568 7845096456782 10862441247852 11767644685173 13879786038922 14483254997136 15690192913564 20819679058383 21724882495704 23535289370346 27759572077844 31380385827128 35302934055519 41639358116766 43449764991408 47070578740692 55519144155688 62459037175149 62760771654256 70605868111038 83278716233532 90218609252993 94141157481384 111038288311376 124918074350298 141211736222076 166557432467064 180437218505986 188282314962768 249836148700596 270655827758979 282423472444152 333114864934128 360874437011972 499672297401192 541311655517958 564846944888304 721748874023944 811967483276937 999344594802384 1082623311035916 1443497748047888 1623934966553874 2165246622071832 3247869933107748 4330493244143664 6495739866215496 12991479732430992
• Sum of all divisors σ(n): 40857262347056064
• Sum of proper divisors (its aliquot sum) s(n): 27865782614625072
• 12991479732430992 is an abundant number, because the sum of its proper divisors (27865782614625072) is greater than itself. Its abundance is 14874302882194080

Bases of 12991479732430992

• Binary: 101110001001111010111010010110100011101110100010010000₂
• Hexadecimal: 0x2E27AE968EE890
• Base-36: 3JX3FEAMF80

Squares and roots of 12991479732430992

• 12991479732430992 squared (12991479732430992²) is 168778545638165239489494042104064
• 12991479732430992 cubed (12991479732430992³) is 2192683054927402917436371987827758107025362751488
• The square root of 12991479732430992 is 113980172.5408019901
• The cube root of 12991479732430992 is 235082.0883129115

Scales and comparisons

• 12,991,479,732,430,992 seconds is equal to 413,088,870 years, 10 weeks, 4 days, 23 hours, 43 minutes, 12 seconds.
• To count from 1 to 12,991,479,732,430,992 would take you about one billion, two hundred thirty-nine million, two hundred sixty-six thousand, six hundred ten 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 12991479732430992 cubic inches would be around 19590.2 feet tall.

Recreational maths with 12991479732430992

• 12991479732430992 backwards is 29903423797419921
• The number of decimal digits it has is: 17
• The sum of 12991479732430992's digits is 81
• More coming soon!