12420689617648

Names of 12420689617648

• Cardinal: 12420689617648 can be written as Twelve trillion, four hundred twenty billion, six hundred eighty-nine million, six hundred seventeen thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.2420689617648 × 10¹³

Factors of 12420689617648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 136647320

Divisors of 12420689617648

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 4 8 13 16 19 23 26 38 46 52 76 92 104 152 184 208 247 299 304 368 437 494 598 874 988 1196 1748 1976 2392 3496 3952 4784 5681 6992 11362 22724 45448 90896 136647263 273294526 546589052 1093178104 1776414419 2186356208 2596297997 3142887049 3552828838 5192595994 6285774098 7105657676 10385191988 12571548196 14211315352 20770383976 25143096392 28422630704 33751873961 40857531637 41540767952 50286192784 59714853931 67503747922 81715063274 119429707862 135007495844 163430126548 238859415724 270014991688 326860253096 477718831448 540029983376 653720506192 776293101103 955437662896 1552586202206 3105172404412 6210344808824 12420689617648
• Sum of all divisors σ(n): 28466358036480
• Sum of proper divisors (its aliquot sum) s(n): 16045668418832
• 12420689617648 is an abundant number, because the sum of its proper divisors (16045668418832) is greater than itself. Its abundance is 3624978801184

Bases of 12420689617648

• Binary: 10110100101111101010110010101110001011110000₂
• Hexadecimal: 0xB4BEACAE2F0
• Base-36: 4EHZHWLPS

Squares and roots of 12420689617648

• 12420689617648 squared (12420689617648²) is 154273530577948820433051904
• 12420689617648 cubed (12420689617648³) is 1916183639527430170924716063275498401792
• The square root of 12420689617648 is 3524299.8762375485
• The cube root of 12420689617648 is 23158.7565004315

Scales and comparisons

• 12,420,689,617,648 seconds is equal to 394,939 years, 26 weeks, 3 days, 16 hours, 27 minutes, 28 seconds.
• To count from 1 to 12,420,689,617,648 would take you about nine hundred eighty-seven thousand, three hundred forty-eight 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 12420689617648 cubic inches would be around 1929.9 feet tall.

Recreational maths with 12420689617648

• 12420689617648 backwards is 84671698602421
• The number of decimal digits it has is: 14
• The sum of 12420689617648's digits is 64
• More coming soon!