40939615728

Names of 40939615728

• Cardinal: 40939615728 can be written as Forty billion, nine hundred thirty-nine million, six hundred fifteen thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0939615728 × 10¹⁰

Factors of 40939615728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 146096

Divisors of 40939615728

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 59 66 72 88 99 108 118 132 144 176 177 198 216 236 264 297 354 396 432 472 528 531 594 649 708 792 944 1062 1188 1298 1416 1584 1593 1947 2124 2376 2596 2832 3186 3894 4248 4752 5192 5841 6372 7788 8496 10384 11682 12744 15576 17523 23364 25488 31152 35046 46728 70092 93456 140184 146021 280368 292042 438063 584084 876126 1168168 1314189 1606231 1752252 2336336 2628378 3212462 3504504 3942567 4818693 5256756 6424924 7009008 7885134 8615239 9637386 10513512 12849848 14456079 15770268 17230478 19274772 21027024 25699696 25845717 28912158 31540536 34460956 38549544 43368237 51691434 57824316 63081072 68921912 77099088 77537151 86736474 94767629 103382868 115648632 137843824 155074302 173472948 189535258 206765736 231297264 232611453 284302887 310148604 346945896 379070516 413531472 465222906 568605774 620297208 693891792 758141032 852908661 930445812 1137211548 1240594416 1516282064 1705817322 1860891624 2274423096 2558725983 3411634644 3721783248 4548846192 5117451966 6823269288 10234903932 13646538576 20469807864 40939615728
• Sum of all divisors σ(n): 130368441600
• Sum of proper divisors (its aliquot sum) s(n): 89428825872
• 40939615728 is an abundant number, because the sum of its proper divisors (89428825872) is greater than itself. Its abundance is 48489210144

Bases of 40939615728

• Binary: 100110001000001100001111010111110000₂
• Hexadecimal: 0x98830F5F0
• Base-36: IT2E1O0

Squares and roots of 40939615728

• 40939615728 squared (40939615728²) is 1676052135956304969984
• 40939615728 cubed (40939615728³) is 68616930386144737269921534308352
• The square root of 40939615728 is 202335.4040399257
• The cube root of 40939615728 is 3446.5235786611

Scales and comparisons

• 40,939,615,728 seconds is equal to 1,301 years, 39 weeks, 1 day, 3 hours, 28 minutes, 48 seconds.
• To count from 1 to 40,939,615,728 would take you about two thousand, six 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 40939615728 cubic inches would be around 287.2 feet tall.

Recreational maths with 40939615728

• 40939615728 backwards is 82751693904
• 40939615728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40939615728's digits is 54
• More coming soon!