12738451727792040

Names of 12738451727792040

• Cardinal: 12738451727792040 can be written as Twelve quadrillion, seven hundred thirty-eight trillion, four hundred fifty-one billion, seven hundred twenty-seven million, seven hundred ninety-two thousand and forty.

Scientific notation

• Scientific notation: 1.273845172779204 × 10¹⁶

Factors of 12738451727792040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 215322037375

Divisors of 12738451727792040

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 17 20 24 29 30 34 40 51 58 60 68 85 87 102 116 120 136 145 170 174 204 232 255 290 340 348 408 435 493 510 580 680 696 870 986 1020 1160 1479 1740 1972 2040 2465 2958 3480 3944 4930 5916 7395 9860 11832 14790 19720 29580 59160 215322037319 430644074638 645966111957 861288149276 1076610186595 1291932223914 1722576298552 2153220373190 2583864447828 3229830559785 3660474634423 4306440746380 5167728895656 6244339082251 6459661119570 7320949268846 8612881492760 10981423903269 12488678164502 12919322239140 14641898537692 18302373172115 18733017246753 21962847806538 24977356329004 25838644478280 29283797075384 31221695411255 36604746344230 37466034493506 43925695613076 49954712658008 54907119516345 62443390822510 73209492688460 74932068987012 87851391226152 93665086233765 106153764398267 109814239032690 124886781645020 146418985376920 149864137974024 187330172467530 212307528796534 219628478065380 249773563290040 318461293194801 374660344935060 424615057593068 439256956130760 530768821991335 636922586389602 749320689870120 849230115186136 1061537643982670 1273845172779204 1592306465974005 2123075287965340 2547690345558408 3184612931948010 4246150575930680 6369225863896020 12738451727792040
• Sum of all divisors σ(n): 41858604055008000
• Sum of proper divisors (its aliquot sum) s(n): 29120152327215960
• 12738451727792040 is an abundant number, because the sum of its proper divisors (29120152327215960) is greater than itself. Its abundance is 16381700599423920

Bases of 12738451727792040

• Binary: 101101010000011000110111101010001110010011011110101000₂
• Hexadecimal: 0x2D418DEA3937A8
• Base-36: 3HFEJXPNESO

Squares and roots of 12738451727792040

• 12738451727792040 squared (12738451727792040²) is 162268152421288009141333487361600
• 12738451727792040 cubed (12738451727792040³) is 2067045026576578339054568303924607968813081664000
• The square root of 12738451727792040 is 112864749.7130616067
• The cube root of 12738451727792040 is 233545.8826625201

Scales and comparisons

• 12,738,451,727,792,040 seconds is equal to 405,043,362 years, 16 weeks, 6 days, 11 hours, 34 minutes.
• To count from 1 to 12,738,451,727,792,040 would take you about one billion, two hundred fifteen million, one hundred thirty thousand and eighty-six 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 12738451727792040 cubic inches would be around 19462.2 feet tall.

Recreational maths with 12738451727792040

• 12738451727792040 backwards is 04029772715483721
• The number of decimal digits it has is: 17
• The sum of 12738451727792040's digits is 69
• More coming soon!