40907388956816

Names of 40907388956816

• Cardinal: 40907388956816 can be written as Forty trillion, nine hundred seven billion, three hundred eighty-eight million, nine hundred fifty-six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 4.0907388956816 × 10¹³

Factors of 40907388956816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 172893

Divisors of 40907388956816

• Number of divisors d(n): 40
• Complete list of divisors:
  1 2 4 8 16 1021 2042 4084 8168 16073 16336 32146 64292 128584 155797 257168 311594 623188 1246376 2492752 16410533 32821066 65642132 131284264 159068737 262568528 318137474 636274948 1272549896 2504125181 2545099792 5008250362 10016500724 20033001448 40066002896 2556711809801 5113423619602 10226847239204 20453694478408 40907388956816
• Sum of all divisors σ(n): 79341139201464
• Sum of proper divisors (its aliquot sum) s(n): 38433750244648
• 40907388956816 is a deficient number, because the sum of its proper divisors (38433750244648) is less than itself. Its deficiency is 2473638712168

Bases of 40907388956816

• Binary: 1001010011010001111110011000110011000010010000₂
• Hexadecimal: 0x25347E633090
• Base-36: EI0LF6QVK

Squares and roots of 40907388956816

• 40907388956816 squared (40907388956816²) is 1673414471264231628712857856
• 40907388956816 cubed (40907388956816³) is 68455016661970514494785866962761930346496
• The square root of 40907388956816 is 6395888.4415549341
• The cube root of 40907388956816 is 34456.1899857329

Scales and comparisons

• 40,907,388,956,816 seconds is equal to 1,300,728 years, 22 weeks, 3 days, 23 hours, 6 minutes, 56 seconds.
• To count from 1 to 40,907,388,956,816 would take you about three million, two hundred fifty-one thousand, eight hundred twenty-one 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 40907388956816 cubic inches would be around 2871.3 feet tall.

Recreational maths with 40907388956816

• 40907388956816 backwards is 61865988370904
• The number of decimal digits it has is: 14
• The sum of 40907388956816's digits is 74
• More coming soon!