81073940426226

Names of 81073940426226

• Cardinal: 81073940426226 can be written as Eighty-one trillion, seventy-three billion, nine hundred forty million, four hundred twenty-six thousand, two hundred twenty-six.

Scientific notation

• Scientific notation: 8.1073940426226 × 10¹³

Factors of 81073940426226

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1200775254

Divisors of 81073940426226

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 9 11 18 22 31 33 62 66 93 99 121 186 198 242 279 341 363 558 682 726 1023 1089 2046 2178 3069 3751 6138 7502 11253 22506 33759 67518 1200775207 2401550414 3602325621 7204651242 10806976863 13208527277 21613953726 26417054554 37224031417 39625581831 74448062834 79251163662 111672094251 118876745493 145293800047 223344188502 237753490986 290587600094 335016282753 409464345587 435881400141 670032565506 818928691174 871762800282 1228393036761 1307644200423 2456786073522 2615288400846 3685179110283 4504107801457 7370358220566 9008215602914 13512323404371 27024646808742 40536970213113 81073940426226
• Sum of all divisors σ(n): 199309472124672
• Sum of proper divisors (its aliquot sum) s(n): 118235531698446
• 81073940426226 is an abundant number, because the sum of its proper divisors (118235531698446) is greater than itself. Its abundance is 37161591272220

Bases of 81073940426226

• Binary: 10010011011110001111111011010110110110111110010₂
• Hexadecimal: 0x49BC7F6B6DF2
• Base-36: SQKUQV20I

Squares and roots of 81073940426226

• 81073940426226 squared (81073940426226²) is 6572983816235242482548603076
• 81073940426226 cubed (81073940426226³) is 532897698340003674974278955234200334671176
• The square root of 81073940426226 is 9004106.8644383601
• The cube root of 81073940426226 is 43280.6486049807

Scales and comparisons

• 81,073,940,426,226 seconds is equal to 2,577,900 years, 27 weeks, 2 days, 23 hours, 17 minutes, 6 seconds.
• To count from 1 to 81,073,940,426,226 would take you about six million, four hundred forty-four thousand, seven hundred fifty-one 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 81073940426226 cubic inches would be around 3606.7 feet tall.

Recreational maths with 81073940426226

• 81073940426226 backwards is 62262404937018
• The number of decimal digits it has is: 14
• The sum of 81073940426226's digits is 54
• More coming soon!