428236390656

Names of 428236390656

• Cardinal: 428236390656 can be written as Four hundred twenty-eight billion, two hundred thirty-six million, three hundred ninety thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 4.28236390656 × 10¹¹

Factors of 428236390656

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 110615

Divisors of 428236390656

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 41 48 64 72 82 96 123 128 144 164 192 246 256 288 328 369 384 492 576 656 738 768 984 1152 1312 1476 1681 1968 2304 2624 2952 3362 3936 5043 5248 5904 6724 7872 10086 10496 11808 13448 15129 15744 20172 23616 26896 30258 31488 40344 47232 53792 60516 80688 94464 107584 110569 121032 161376 215168 221138 242064 322752 331707 430336 442276 484128 645504 663414 884552 968256 995121 1291008 1326828 1769104 1936512 1990242 2653656 3538208 3873024 3980484 4533329 5307312 7076416 7960968 9066658 10614624 13599987 14152832 15921936 18133316 21229248 27199974 28305664 31843872 36266632 40799961 42458496 54399948 63687744 72533264 81599922 84916992 108799896 127375488 145066528 163199844 185866489 217599792 254750976 290133056 326399688 371732978 435199584 557599467 580266112 652799376 743465956 870399168 1115198934 1160532224 1305598752 1486931912 1672798401 1740798336 2230397868 2611197504 2973863824 3345596802 3481596672 4460795736 5222395008 5947727648 6691193604 8921591472 10444790016 11895455296 13382387208 17843182944 23790910592 26764774416 35686365888 47581821184 53529548832 71372731776 107059097664 142745463552 214118195328 428236390656
• Sum of all divisors σ(n): 1265571946730
• Sum of proper divisors (its aliquot sum) s(n): 837335556074
• 428236390656 is an abundant number, because the sum of its proper divisors (837335556074) is greater than itself. Its abundance is 409099165418

Bases of 428236390656

• Binary: 110001110110100111000001100000100000000₂
• Hexadecimal: 0x63B4E0C100
• Base-36: 5GQ8W1S0

Squares and roots of 428236390656

• 428236390656 squared (428236390656²) is 183386406282078244110336
• 428236390656 cubed (428236390656³) is 78532732721611991476392378463420416
• The square root of 428236390656 is 654397.7312430109
• The cube root of 428236390656 is 7537.5092248231

Scales and comparisons

• 428,236,390,656 seconds is equal to 13,616 years, 30 weeks, 5 days, 16 hours, 57 minutes, 36 seconds.
• To count from 1 to 428,236,390,656 would take you about twenty-seven thousand, two hundred thirty-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 428236390656 cubic inches would be around 628.1 feet tall.

Recreational maths with 428236390656

• 428236390656 backwards is 656093632824
• The number of decimal digits it has is: 12
• The sum of 428236390656's digits is 54
• More coming soon!