400554642656

Names of 400554642656

• Cardinal: 400554642656 can be written as Four hundred billion, five hundred fifty-four million, six hundred forty-two thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 4.00554642656 × 10¹¹

Factors of 400554642656

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 872

Divisors of 400554642656

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 49 56 98 112 196 224 343 392 686 784 863 1372 1568 1726 2401 2744 3452 4802 5488 6041 6904 9604 10976 12082 13808 16807 19208 24164 27616 33614 38416 42287 48328 67228 76832 84574 96656 134456 169148 193312 268912 296009 338296 537824 592018 676592 744769 1184036 1353184 1489538 2072063 2368072 2979076 4144126 4736144 5213383 5958152 8288252 9472288 10426766 11916304 14504441 16576504 20853532 23832608 29008882 33153008 36493681 41707064 58017764 66306016 72987362 83414128 116035528 145974724 166828256 232071056 255455767 291949448 464142112 510911534 583898896 1021823068 1167797792 1788190369 2043646136 3576380738 4087292272 7152761476 8174584544 12517332583 14305522952 25034665166 28611045904 50069330332 57222091808 100138660664 200277321328 400554642656
• Sum of all divisors σ(n): 921083427432
• Sum of proper divisors (its aliquot sum) s(n): 520528784776
• 400554642656 is an abundant number, because the sum of its proper divisors (520528784776) is greater than itself. Its abundance is 119974142120

Bases of 400554642656

• Binary: 101110101000010111010101100110011100000₂
• Hexadecimal: 0x5D42EACCE0
• Base-36: 540FW4BK

Squares and roots of 400554642656

• 400554642656 squared (400554642656²) is 160444021753275854734336
• 400554642656 cubed (400554642656³) is 64266597799674900590504922293436416
• The square root of 400554642656 is 632893.8636580387
• The cube root of 400554642656 is 7371.4669594717

Scales and comparisons

• 400,554,642,656 seconds is equal to 12,736 years, 20 weeks, 5 days, 2 hours, 30 minutes, 56 seconds.
• To count from 1 to 400,554,642,656 would take you about twenty-five thousand, four hundred seventy-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 400554642656 cubic inches would be around 614.3 feet tall.

Recreational maths with 400554642656

• 400554642656 backwards is 656246455004
• The number of decimal digits it has is: 12
• The sum of 400554642656's digits is 47
• More coming soon!