81977508879084

Names of 81977508879084

• Cardinal: 81977508879084 can be written as Eighty-one trillion, nine hundred seventy-seven billion, five hundred eight million, eight hundred seventy-nine thousand and eighty-four.

Scientific notation

• Scientific notation: 8.1977508879084 × 10¹³

Factors of 81977508879084

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 113229271

Divisors of 81977508879084

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 12 13 14 17 18 21 26 28 34 36 39 42 51 52 63 68 78 84 91 102 117 119 126 153 156 169 182 204 221 234 238 252 273 306 338 357 364 442 468 476 507 546 612 663 676 714 819 884 1014 1071 1092 1183 1326 1428 1521 1547 1638 1989 2028 2142 2366 2652 2873 3042 3094 3276 3549 3978 4284 4641 4732 5746 6084 6188 7098 7956 8619 9282 10647 11492 13923 14196 17238 18564 20111 21294 25857 27846 34476 40222 42588 51714 55692 60333 80444 103428 120666 180999 241332 361998 723996 113229229 226458458 339687687 452916916 679375374 792604603 1019063061 1358750748 1471979977 1585209206 1924896893 2038126122 2377813809 2943959954 3170418412 3849793786 4076252244 4415939931 4755627618 5774690679 5887919908 7133441427 7699587572 8831879862 9511255236 10303859839 11549381358 13247819793 13474278251 14266882854 17324072037 17663759724 19135739701 20607719678 23098762716 25023659609 26495639586 26948556502 28533765708 30911579517 34648144074 38271479402 40422834753 41215439356 50047319218 52991279172 53897113004 57407219103 61823159034 69296288148 75070978827 76542958804 80845669506 92734738551 100094638436 114814438206 121268504259 123646318068 133950177907 150141957654 161691339012 172221657309 175165617263 185469477102 225212936481 229628876412 242537008518 267900355814 300283915308 325307574917 344443314618 350331234526 370938954204 401850533721 450425872962 485074017036 525496851789 535800711628 650615149834 688886629236 700662469052 803701067442 900851745924 975922724751 1050993703578 1205551601163 1301230299668 1576490555367 1607402134884 1951845449502 2101987407156 2277153024419 2411103202326 2927768174253 3152981110734 3903690899004 4554306048838 4822206404652 5855536348506 6305962221468 6831459073257 9108612097676 11711072697012 13662918146514 20494377219771 27325836293028 40988754439542 81977508879084
• Sum of all divisors σ(n): 271527316875360
• Sum of proper divisors (its aliquot sum) s(n): 189549807996276
• 81977508879084 is an abundant number, because the sum of its proper divisors (189549807996276) is greater than itself. Its abundance is 107572299117192

Bases of 81977508879084

• Binary: 10010101000111011100000010010111101101011101100₂
• Hexadecimal: 0x4A8EE04BDAEC
• Base-36: T23Y46UB0

Squares and roots of 81977508879084

• 81977508879084 squared (81977508879084²) is 6720311962020296058132679056
• 81977508879084 cubed (81977508879084³) is 550914433536733237088590102342180483264704
• The square root of 81977508879084 is 9054143.1885675409
• The cube root of 81977508879084 is 43440.8424514525

Scales and comparisons

• 81,977,508,879,084 seconds is equal to 2,606,631 years, 10 weeks, 6 days, 4 hours, 11 minutes, 24 seconds.
• To count from 1 to 81,977,508,879,084 would take you about six million, five hundred sixteen thousand, five hundred seventy-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 81977508879084 cubic inches would be around 3620.1 feet tall.

Recreational maths with 81977508879084

• 81977508879084 backwards is 48097880577918
• The number of decimal digits it has is: 14
• The sum of 81977508879084's digits is 81
• More coming soon!