20909229379792

Names of 20909229379792

• Cardinal: 20909229379792 can be written as Twenty trillion, nine hundred nine billion, two hundred twenty-nine million, three hundred seventy-nine thousand, seven hundred ninety-two.

Scientific notation

• Scientific notation: 2.0909229379792 × 10¹³

Factors of 20909229379792

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 44

Divisors of 20909229379792

• Number of divisors d(n): 140
• Complete list of divisors:
  1 2 4 8 13 16 26 29 52 58 104 116 169 208 232 338 377 464 676 754 841 1352 1508 1682 2197 2704 3016 3364 4394 4901 6032 6728 8788 9802 10933 13456 17576 19604 21866 24389 35152 39208 43732 48778 63713 78416 87464 97556 127426 142129 174928 195112 254852 284258 317057 390224 509704 568516 634114 707281 1019408 1137032 1268228 1414562 1847677 2274064 2536456 2829124 3695354 4121741 5072912 5658248 7390708 8243482 9194653 11316496 14781416 16486964 18389306 20511149 29562832 32973928 36778612 41022298 53582633 65947856 73557224 82044596 107165266 119530489 147114448 164089192 214330532 239060978 266644937 328178384 428661064 478121956 533289874 594823321 857322128 956243912 1066579748 1189646642 1553896357 1912487824 2133159496 2379293284 3107792714 3466384181 4266318992 4758586568 6215585428 6932768362 7732703173 9517173136 12431170856 13865536724 15465406346 24862341712 27731073448 30930812692 45062994353 55462146896 61861625384 90125988706 100525141249 123723250768 180251977412 201050282498 360503954824 402100564996 721007909648 804201129992 1306826836237 1608402259984 2613653672474 5227307344948 10454614689896 20909229379792
• Sum of all divisors σ(n): 45453424071580
• Sum of proper divisors (its aliquot sum) s(n): 24544194691788
• 20909229379792 is an abundant number, because the sum of its proper divisors (24544194691788) is greater than itself. Its abundance is 3634965311996

Bases of 20909229379792

• Binary: 100110000010001001111001100001001000011010000₂
• Hexadecimal: 0x13044F3090D0
• Base-36: 7ETKFB8WG

Squares and roots of 20909229379792

• 20909229379792 squared (20909229379792²) is 437195873256756944977963264
• 20909229379792 cubed (20909229379792³) is 9141428797824001855814867487634079961088
• The square root of 20909229379792 is 4572661.0829791443
• The cube root of 20909229379792 is 27549.4336770013
• Being both a perfect square and a perfect cube, 20909229379792 is also a perfect sixth number.

Scales and comparisons

• 20,909,229,379,792 seconds is equal to 664,848 years, 42 weeks, 3 days, 16 hours, 9 minutes, 52 seconds.
• To count from 1 to 20,909,229,379,792 would take you about one million, six hundred sixty-two thousand, one hundred twenty-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 20909229379792 cubic inches would be around 2295.8 feet tall.

Recreational maths with 20909229379792

• 20909229379792 backwards is 29797392290902
• The number of decimal digits it has is: 14
• The sum of 20909229379792's digits is 70
• More coming soon!