442138756640

Names of 442138756640

• Cardinal: 442138756640 can be written as Four hundred forty-two billion, one hundred thirty-eight million, seven hundred fifty-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 4.4213875664 × 10¹¹

Factors of 442138756640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 13323

Divisors of 442138756640

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 67 70 80 112 134 140 160 224 268 280 335 461 469 536 560 670 922 938 1072 1120 1340 1844 1876 2144 2305 2345 2680 3227 3688 3752 4610 4690 5360 6454 7376 7504 9220 9380 10720 12781 12908 14752 15008 16135 18440 18760 25562 25816 30887 32270 36880 37520 51124 51632 61774 63905 64540 73760 75040 89467 102248 103264 123548 127810 129080 154435 178934 204496 216209 247096 255620 258160 308870 357868 408992 432418 447335 494192 511240 516320 617740 715736 856327 864836 894670 988384 1022480 1081045 1235480 1431472 1712654 1729672 1789340 2044960 2162090 2470960 2862944 3425308 3459344 3578680 4281635 4324180 4941920 5892041 5994289 6850616 6918688 7157360 8563270 8648360 11784082 11988578 13701232 14314720 17126540 17296720 23568164 23977156 27402464 29460205 29971445 34253080 34593440 41244287 47136328 47954312 58920410 59942890 68506160 82488574 94272656 95908624 117840820 119885780 137012320 164977148 188545312 191817248 206221435 235681640 239771560 329954296 394766747 412442870 471363280 479543120 659908592 789533494 824885740 942726560 959086240 1319817184 1579066988 1649771480 1973833735 2763367229 3158133976 3299542960 3947667470 5526734458 6316267952 6599085920 7895334940 11053468916 12632535904 13816836145 15790669880 22106937832 27633672290 31581339760 44213875664 55267344580 63162679520 88427751328 110534689160 221069378320 442138756640
• Sum of all divisors σ(n): 1214315359488
• Sum of proper divisors (its aliquot sum) s(n): 772176602848
• 442138756640 is an abundant number, because the sum of its proper divisors (772176602848) is greater than itself. Its abundance is 330037846208

Bases of 442138756640

• Binary: 110011011110001100001100000011000100000₂
• Hexadecimal: 0x66F1860620
• Base-36: 5N46000W

Squares and roots of 442138756640

• 442138756640 squared (442138756640²) is 195486680123165144089600
• 442138756640 cubed (442138756640³) is 86432237689337638869162188754944000
• The square root of 442138756640 is 664935.1522065893
• The cube root of 442138756640 is 7618.2086286243

Scales and comparisons

• 442,138,756,640 seconds is equal to 14,058 years, 33 weeks, 3 days, 17 hours, 17 minutes, 20 seconds.
• To count from 1 to 442,138,756,640 would take you about twenty-eight thousand, one 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 442138756640 cubic inches would be around 634.9 feet tall.

Recreational maths with 442138756640

• 442138756640 backwards is 046657831244
• The number of decimal digits it has is: 12
• The sum of 442138756640's digits is 50
• More coming soon!