40639915264

Names of 40639915264

• Cardinal: 40639915264 can be written as Forty billion, six hundred thirty-nine million, nine hundred fifteen thousand, two hundred sixty-four.

Scientific notation

• Scientific notation: 4.0639915264 × 10¹⁰

Factors of 40639915264

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 497

Divisors of 40639915264

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 73 104 128 146 208 256 292 409 416 584 818 832 949 1168 1636 1664 1898 2336 3272 3328 3796 4672 5317 6544 7592 9344 10634 13088 15184 18688 21268 26176 29857 30368 42536 52352 59714 60736 85072 104704 119428 121472 167281 170144 238856 242944 334562 340288 388141 477712 669124 680576 776282 955424 1338248 1361152 1552564 1910848 2174653 2676496 3105128 3821696 4349306 5352992 6210256 7643392 8698612 10705984 12211513 12420512 17397224 21411968 24423026 24841024 34794448 42823936 48846052 49682048 69588896 97692104 99364096 139177792 158749669 195384208 278355584 317499338 390768416 556711168 634998676 781536832 1269997352 1563073664 2539994704 3126147328 5079989408 10159978816 20319957632 40639915264
• Sum of all divisors σ(n): 88774944636
• Sum of proper divisors (its aliquot sum) s(n): 48135029372
• 40639915264 is an abundant number, because the sum of its proper divisors (48135029372) is greater than itself. Its abundance is 7495114108

Bases of 40639915264

• Binary: 100101110110010100111110010100000000₂
• Hexadecimal: 0x97653E500
• Base-36: IO3YFB4

Squares and roots of 40639915264

• 40639915264 squared (40639915264²) is 1651602712665100189696
• 40639915264 cubed (40639915264³) is 67120994292502211319315765919744
• The square root of 40639915264 is 201593.4405282077
• The cube root of 40639915264 is 3438.0928242125

Scales and comparisons

• 40,639,915,264 seconds is equal to 1,292 years, 11 weeks, 4 days, 9 hours, 21 minutes, 4 seconds.
• To count from 1 to 40,639,915,264 would take you about two thousand, five hundred eighty-four 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 40639915264 cubic inches would be around 286.5 feet tall.

Recreational maths with 40639915264

• 40639915264 backwards is 46251993604
• The number of decimal digits it has is: 11
• The sum of 40639915264's digits is 49
• More coming soon!