40135288128

Names of 40135288128

• Cardinal: 40135288128 can be written as Forty billion, one hundred thirty-five million, two hundred eighty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 4.0135288128 × 10¹⁰

Factors of 40135288128

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 581

Divisors of 40135288128

• Number of divisors d(n): 168
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 24 26 32 39 48 52 64 78 96 104 156 169 192 208 312 338 416 507 563 624 676 832 1014 1126 1248 1352 1689 2028 2197 2252 2496 2704 3378 4056 4394 4504 5408 6591 6756 7319 8112 8788 9008 10816 13182 13512 14638 16224 17576 18016 21957 26364 27024 28561 29276 32448 35152 36032 43914 52728 54048 57122 58552 70304 85683 87828 95147 105456 108096 114244 117104 140608 171366 175656 190294 210912 228488 234208 285441 342732 351312 371293 380588 421824 456976 468416 570882 685464 702624 742586 761176 913952 1113879 1141764 1236911 1370928 1405248 1485172 1522352 1827904 2227758 2283528 2473822 2741856 2970344 3044704 3710733 4455516 4567056 4947644 5483712 5940688 6089408 7421466 8911032 9134112 9895288 11881376 14842932 16079843 17822064 18268224 19790576 23762752 29685864 32159686 35644128 39581152 48239529 59371728 64319372 71288256 79162304 96479058 118743456 128638744 192958116 209037959 237486912 257277488 385916232 418075918 514554976 627113877 771832464 836151836 1029109952 1254227754 1543664928 1672303672 2508455508 3087329856 3344607344 5016911016 6689214688 10033822032 13378429376 20067644064 40135288128
• Sum of all divisors σ(n): 115244867808
• Sum of proper divisors (its aliquot sum) s(n): 75109579680
• 40135288128 is an abundant number, because the sum of its proper divisors (75109579680) is greater than itself. Its abundance is 34974291552

Bases of 40135288128

• Binary: 100101011000001111111110010101000000₂
• Hexadecimal: 0x9583FE540
• Base-36: IFRIIIO

Squares and roots of 40135288128

• 40135288128 squared (40135288128²) is 1610841353117577744384
• 40135288128 cubed (40135288128³) is 64651581835871373832292173873152
• The square root of 40135288128 is 200337.9348201433
• The cube root of 40135288128 is 3423.8032120431

Scales and comparisons

• 40,135,288,128 seconds is equal to 1,276 years, 9 weeks, 1 day, 19 hours, 8 minutes, 48 seconds.
• To count from 1 to 40,135,288,128 would take you about two thousand, five hundred fifty-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 40135288128 cubic inches would be around 285.3 feet tall.

Recreational maths with 40135288128

• 40135288128 backwards is 82188253104
• The number of decimal digits it has is: 11
• The sum of 40135288128's digits is 42
• More coming soon!