121539281263120

Names of 121539281263120

• Cardinal: 121539281263120 can be written as One hundred twenty-one trillion, five hundred thirty-nine billion, two hundred eighty-one million, two hundred sixty-three thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.2153928126312 × 10¹⁴

Factors of 121539281263120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26199

Divisors of 121539281263120

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 1439 2878 5756 7195 10073 10867 11512 13879 14390 20146 21734 23024 27758 28780 40292 43468 50365 54335 55516 57560 69395 76069 80584 86936 97153 100730 108670 111032 115120 138790 152138 161168 173872 194306 201460 217340 222064 277580 304276 380345 388612 402920 434680 485765 555160 608552 760690 777224 805840 869360 971530 1110320 1217104 1521380 1554448 1943060 3042760 3886120 6085520 7772240 15637613 19971881 31275226 39943762 62550452 78188065 79887524 99859405 109463291 125100904 139803167 150823093 156376130 159775048 199718810 218926582 250201808 279606334 301646186 312752260 319550096 399437620 437853164 547316455 559212668 603292372 625504520 699015835 754115465 798875240 875706328 1055761651 1094632910 1118425336 1206584744 1251009040 1398031670 1508230930 1597750480 1751412656 2111523302 2189265820 2236850672 2413169488 2796063340 3016461860 4223046604 4378531640 5278808255 5592126680 6032923720 8446093208 8757063280 10557616510 11184253360 12065847440 16892186416 21115233020 42230466040 84460932080 217034430827 434068861654 868137723308 1085172154135 1519241015789 1736275446616 2170344308270 3038482031578 3472550893232 4340688616540 6076964063156 7596205078945 8681377233080 12153928126312 15192410157890 17362754466160 24307856252624 30384820315780 60769640631560 121539281263120
• Sum of all divisors σ(n): 323224683724800
• Sum of proper divisors (its aliquot sum) s(n): 201685402461680
• 121539281263120 is an abundant number, because the sum of its proper divisors (201685402461680) is greater than itself. Its abundance is 80146121198560

Bases of 121539281263120

• Binary: 11011101000101000010001101011111001101000010000₂
• Hexadecimal: 0x6E8A11AF9A10
• Base-36: 172YDI0GLS

Squares and roots of 121539281263120

• 121539281263120 squared (121539281263120²) is 14771796889955792302672134400
• 121539281263120 cubed (121539281263120³) is 1795353576970018315937273664390458403328000
• The square root of 121539281263120 is 11024485.5328092295
• The cube root of 121539281263120 is 49534.2457662471

Scales and comparisons

• 121,539,281,263,120 seconds is equal to 3,864,573 years, 10 weeks, 2 days, 5 hours, 58 minutes, 40 seconds.
• To count from 1 to 121,539,281,263,120 would take you about nine million, six hundred sixty-one thousand, four hundred thirty-two 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 121539281263120 cubic inches would be around 4127.9 feet tall.

Recreational maths with 121539281263120

• 121539281263120 backwards is 021362182935121
• The number of decimal digits it has is: 15
• The sum of 121539281263120's digits is 46
• More coming soon!