12991416435840

Names of 12991416435840

• Cardinal: 12991416435840 can be written as Twelve trillion, nine hundred ninety-one billion, four hundred sixteen million, four hundred thirty-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.299141643584 × 10¹³

Factors of 12991416435840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1450802

Divisors of 12991416435840

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 320 384 480 640 960 1920 4679 9358 14037 18716 23395 28074 37432 46790 56148 70185 74864 93580 112296 140370 149728 187160 224592 280740 299456 374320 449184 561480 598912 748640 898368 1122960 1446113 1497280 1796736 2245920 2892226 2994560 4338339 4491840 5784452 7230565 8676678 8983680 11568904 14461130 17353356 21691695 23137808 28922260 34706712 43383390 46275616 57844520 69413424 86766780 92551232 115689040 138826848 173533560 185102464 231378080 277653696 347067120 462756160 555307392 694134240 925512320 1388268480 2776536960 6766362727 13532725454 20299088181 27065450908 33831813635 40598176362 54130901816 67663627270 81196352724 101495440905 108261803632 135327254540 162392705448 202990881810 216523607264 270654509080 324785410896 405981763620 433047214528 541309018160 649570821792 811963527240 866094429056 1082618036320 1299141643584 1623927054480 2165236072640 2598283287168 3247854108960 4330472145280 6495708217920 12991416435840
• Sum of all divisors σ(n): 41419018742400
• Sum of proper divisors (its aliquot sum) s(n): 28427602306560
• 12991416435840 is an abundant number, because the sum of its proper divisors (28427602306560) is greater than itself. Its abundance is 15436185870720

Bases of 12991416435840

• Binary: 10111101000011001100110000110000010010000000₂
• Hexadecimal: 0xBD0CCC30480
• Base-36: 4LS69X11C

Squares and roots of 12991416435840

• 12991416435840 squared (12991416435840²) is 168776901009413688836505600
• 12991416435840 cubed (12991416435840³) is 2192651005763837683712462378432200704000
• The square root of 12991416435840 is 3604360.7527327227
• The cube root of 12991416435840 is 23508.1706526303

Scales and comparisons

• 12,991,416,435,840 seconds is equal to 413,086 years, 44 weeks, 4 days, 3 hours, 44 minutes.
• To count from 1 to 12,991,416,435,840 would take you about one million, thirty-two thousand, seven hundred seventeen 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 12991416435840 cubic inches would be around 1959 feet tall.

Recreational maths with 12991416435840

• 12991416435840 backwards is 04853461419921
• The number of decimal digits it has is: 14
• The sum of 12991416435840's digits is 57
• More coming soon!