642954413016320

Names of 642954413016320

• Cardinal: 642954413016320 can be written as Six hundred forty-two trillion, nine hundred fifty-four billion, four hundred thirteen million, sixteen thousand, three hundred twenty.

Scientific notation

• Scientific notation: 6.4295441301632 × 10¹⁴

Factors of 642954413016320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8629

Divisors of 642954413016320

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 83 128 160 166 256 320 332 415 640 664 830 1280 1328 1660 2656 3320 5312 6640 6889 8539 10624 13280 13778 17078 21248 26560 27556 34156 34445 42695 53120 55112 68312 68890 85390 106240 110224 136624 137780 170780 220448 273248 275560 341560 440896 546496 551120 683120 708737 881792 1092992 1102240 1366240 1417474 1763584 2185984 2204480 2732480 2834948 3543685 4408960 5464960 5669896 7087370 8817920 10929920 11339792 14174740 22679584 28349480 45359168 56698960 58825171 72914521 90718336 113397920 117650342 145829042 181436672 226795840 235300684 291658084 294125855 364572605 453591680 470601368 583316168 588251710 729145210 907183360 941202736 1166632336 1176503420 1458290420 1882405472 2333264672 2353006840 2916580840 3764810944 4666529344 4706013680 5833161680 6051905243 7529621888 9333058688 9412027360 11666323360 12103810486 15059243776 18666117376 18824054720 23332646720 24207620972 30259526215 37648109440 46665293440 48415241944 60519052430 75296218880 93330586880 96830483888 121038104860 193660967776 242076209720 387321935552 484152419440 502308135169 774643871104 968304838880 1004616270338 1549287742208 1936609677760 2009232540676 2511540675845 3873219355520 4018465081352 5023081351690 7746438711040 8036930162704 10046162703380 16073860325408 20092325406760 32147720650816 40184650813520 64295441301632 80369301627040 128590882603264 160738603254080 321477206508160 642954413016320
• Sum of all divisors σ(n): 1559038018346298
• Sum of proper divisors (its aliquot sum) s(n): 916083605329978
• 642954413016320 is an abundant number, because the sum of its proper divisors (916083605329978) is greater than itself. Its abundance is 273129192313658

Bases of 642954413016320

• Binary: 10010010001100001101111101011001010000010100000000₂
• Hexadecimal: 0x248C37D650500
• Base-36: 6BWP6GX2WW

Squares and roots of 642954413016320

• 642954413016320 squared (642954413016320²) is 413390377217160601040586342400
• 642954413016320 cubed (642954413016320³) is 265791167330254598724961441962591380307968000
• The square root of 642954413016320 is 25356545.7627082951
• The cube root of 642954413016320 is 86309.7901139265

Scales and comparisons

• 642,954,413,016,320 seconds is equal to 20,443,961 years, 28 weeks, 2 days, 12 hours, 5 minutes, 20 seconds.
• To count from 1 to 642,954,413,016,320 would take you about fifty-one million, one hundred nine thousand, nine hundred three 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 642954413016320 cubic inches would be around 7192.5 feet tall.

Recreational maths with 642954413016320

• 642954413016320 backwards is 023610314459246
• The number of decimal digits it has is: 15
• The sum of 642954413016320's digits is 50
• More coming soon!