400020613804

Names of 400020613804

• Cardinal: 400020613804 can be written as Four hundred billion, twenty million, six hundred thirteen thousand, eight hundred four.

Scientific notation

• Scientific notation: 4.00020613804 × 10¹¹

Factors of 400020613804

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 118850

Divisors of 400020613804

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 19 28 38 49 76 98 133 196 266 532 911 931 1822 1862 3644 3724 6377 12754 17309 25508 34618 44639 69236 89278 117911 121163 178556 235822 242326 471644 484652 825377 848141 1650754 1696282 2240309 3301508 3392564 4480618 5777639 8961236 11555278 15682163 23110556 31364326 62728652 107416921 109775141 214833842 219550282 429667684 439100564 751918447 1503836894 2040921499 3007673788 4081842998 5263429129 8163685996 10526858258 14286450493 21053716516 28572900986 57145801972 100005153451 200010306902 400020613804
• Sum of all divisors σ(n): 858135237120
• Sum of proper divisors (its aliquot sum) s(n): 458114623316
• 400020613804 is an abundant number, because the sum of its proper divisors (458114623316) is greater than itself. Its abundance is 58094009512

Bases of 400020613804

• Binary: 101110100100011000101100010101010101100₂
• Hexadecimal: 0x5D23162AAC
• Base-36: 53RLY10S

Squares and roots of 400020613804

• 400020613804 squared (400020613804²) is 160016491468128915350416
• 400020613804 cubed (400020613804³) is 64009895135843457821874166066742464
• The square root of 400020613804 is 632471.8284666915
• The cube root of 400020613804 is 7368.1895649455

Scales and comparisons

• 400,020,613,804 seconds is equal to 12,719 years, 21 weeks, 5 days, 5 hours, 10 minutes, 4 seconds.
• To count from 1 to 400,020,613,804 would take you about twenty-five thousand, four hundred thirty-eight 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 400020613804 cubic inches would be around 614 feet tall.

Recreational maths with 400020613804

• 400020613804 backwards is 408316020004
• 400020613804 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 400020613804's digits is 28
• More coming soon!