812352940520

Names of 812352940520

• Cardinal: 812352940520 can be written as Eight hundred twelve billion, three hundred fifty-two million, nine hundred forty thousand, five hundred twenty.

Scientific notation

• Scientific notation: 8.1235294052 × 10¹¹

Factors of 812352940520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 30266582

Divisors of 812352940520

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 40 44 55 61 88 110 122 220 244 305 440 488 610 671 1220 1342 2440 2684 3355 5368 6710 13420 26840 30266503 60533006 121066012 151332515 242132024 302665030 332931533 605330060 665863066 1210660120 1331726132 1664657665 1846256683 2663452264 3329315330 3692513366 6658630660 7385026732 9231283415 13317261320 14770053464 18462566830 20308823513 36925133660 40617647026 73850267320 81235294052 101544117565 162470588104 203088235130 406176470260 812352940520
• Sum of all divisors σ(n): 2026645107840
• Sum of proper divisors (its aliquot sum) s(n): 1214292167320
• 812352940520 is an abundant number, because the sum of its proper divisors (1214292167320) is greater than itself. Its abundance is 401939226800

Bases of 812352940520

• Binary: 1011110100100100000000100010100111101000₂
• Hexadecimal: 0xBD240229E8
• Base-36: AD6TYSIW

Squares and roots of 812352940520

• 812352940520 squared (812352940520²) is 659917299971490657870400
• 812352940520 cubed (812352940520³) is 536085759131859348088728721068608000
• The square root of 812352940520 is 901306.2412521063
• The cube root of 812352940520 is 9330.7148825359

Scales and comparisons

• 812,352,940,520 seconds is equal to 25,830 years, 16 weeks, 1 day, 2 hours, 35 minutes, 20 seconds.
• To count from 1 to 812,352,940,520 would take you about fifty-one thousand, six hundred sixty 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 812352940520 cubic inches would be around 777.6 feet tall.

Recreational maths with 812352940520

• 812352940520 backwards is 025049253218
• The number of decimal digits it has is: 12
• The sum of 812352940520's digits is 41
• More coming soon!