21139827578736

Names of 21139827578736

• Cardinal: 21139827578736 can be written as Twenty-one trillion, one hundred thirty-nine billion, eight hundred twenty-seven million, five hundred seventy-eight thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 2.1139827578736 × 10¹³

Factors of 21139827578736

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 76981

Divisors of 21139827578736

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 19 24 38 48 57 67 76 114 134 152 201 228 268 304 402 456 536 804 912 1072 1273 1608 2546 3216 3819 4799 5092 7638 9598 10184 14397 15276 19196 20368 28794 30552 38392 57588 61104 72091 76784 91181 115176 144182 182362 216273 230352 273543 288364 321533 364724 432546 547086 576728 643066 729448 865092 964599 1094172 1153456 1286132 1369729 1458896 1730184 1929198 2188344 2572264 2739458 3460368 3858396 4109187 4376688 4830097 5144528 5478916 6109127 7716792 8218374 9660194 10957832 12218254 14490291 15433584 16436748 18327381 19320388 21915664 24436508 28980582 32873496 36654762 38640776 48873016 57961164 65746992 73309524 77281552 91771843 97746032 115922328 146619048 183543686 231844656 275315529 293238096 345964709 367087372 550631058 691929418 734174744 1037894127 1101262116 1383858836 1468349488 2075788254 2202524232 2767717672 4151576508 4405048464 5535435344 6573329471 8303153016 13146658942 16606306032 19719988413 23179635503 26293317884 39439976826 46359271006 52586635768 69538906509 78879953652 92718542012 105173271536 139077813018 157759907304 185437084024 278155626036 315519814608 370874168048 440413074557 556311252072 880826149114 1112622504144 1321239223671 1761652298228 2642478447342 3523304596456 5284956894684 7046609192912 10569913789368 21139827578736
• Sum of all divisors σ(n): 58356455424000
• Sum of proper divisors (its aliquot sum) s(n): 37216627845264
• 21139827578736 is an abundant number, because the sum of its proper divisors (37216627845264) is greater than itself. Its abundance is 16076800266528

Bases of 21139827578736

• Binary: 100110011100111111111111010011101011101110000₂
• Hexadecimal: 0x1339FFE9D770
• Base-36: 7HRI3IXYO

Squares and roots of 21139827578736

• 21139827578736 squared (21139827578736²) is 446892310058687172279357696
• 21139827578736 cubed (21139827578736³) is 9447226380903674623229196700824947552256
• The square root of 21139827578736 is 4597806.8226857901
• The cube root of 21139827578736 is 27650.3402751963

Scales and comparisons

• 21,139,827,578,736 seconds is equal to 672,181 years, 6 weeks, 4 days, 7 hours, 25 minutes, 36 seconds.
• To count from 1 to 21,139,827,578,736 would take you about one million, six hundred eighty thousand, four hundred fifty-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 21139827578736 cubic inches would be around 2304.2 feet tall.

Recreational maths with 21139827578736

• 21139827578736 backwards is 63787572893112
• The number of decimal digits it has is: 14
• The sum of 21139827578736's digits is 69
• More coming soon!