40781828080

Names of 40781828080

• Cardinal: 40781828080 can be written as Forty billion, seven hundred eighty-one million, eight hundred twenty-eight thousand and eighty.

Scientific notation

• Scientific notation: 4.078182808 × 10¹⁰

Factors of 40781828080

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10529

Divisors of 40781828080

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 28 35 40 46 56 70 80 92 112 115 140 161 184 230 280 311 322 368 460 560 622 644 805 920 1244 1288 1555 1610 1840 2177 2488 2576 3110 3220 4354 4976 6220 6440 7153 8708 10181 10885 12440 12880 14306 17416 20362 21770 24880 28612 34832 35765 40724 43540 50071 50905 57224 71267 71530 81448 87080 100142 101810 114448 142534 143060 162896 174160 200284 203620 234163 250355 285068 286120 356335 400568 407240 468326 500710 570136 572240 712670 801136 814480 936652 1001420 1140272 1170815 1425340 1639141 1873304 2002840 2341630 2850680 3166291 3278282 3746608 4005680 4683260 5701360 6332582 6556564 8195705 9366520 12665164 13113128 15831455 16391410 18733040 22164037 25330328 26226256 31662910 32782820 44328074 50660656 63325820 65565640 72824693 88656148 110820185 126651640 131131280 145649386 177312296 221640370 253303280 291298772 354624592 364123465 443280740 509772851 582597544 728246930 886561480 1019545702 1165195088 1456493860 1773122960 2039091404 2548864255 2912987720 4078182808 5097728510 5825975440 8156365616 10195457020 20390914040 40781828080
• Sum of all divisors σ(n): 113449310208
• Sum of proper divisors (its aliquot sum) s(n): 72667482128
• 40781828080 is an abundant number, because the sum of its proper divisors (72667482128) is greater than itself. Its abundance is 31885654048

Bases of 40781828080

• Binary: 100101111110110010010100111111110000₂
• Hexadecimal: 0x97EC94FF0
• Base-36: IQGG3XS

Squares and roots of 40781828080

• 40781828080 squared (40781828080²) is 1663157501546676486400
• 40781828080 cubed (40781828080³) is 67826603298038894563743258112000
• The square root of 40781828080 is 201945.1115526197
• The cube root of 40781828080 is 3442.0900652735

Scales and comparisons

• 40,781,828,080 seconds is equal to 1,296 years, 38 weeks, 1 day, 21 hours, 34 minutes, 40 seconds.
• To count from 1 to 40,781,828,080 would take you about two thousand, five hundred ninety-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 40781828080 cubic inches would be around 286.8 feet tall.

Recreational maths with 40781828080

• 40781828080 backwards is 08082818704
• 40781828080 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40781828080's digits is 46
• More coming soon!