127940816086017013490

Names of 127940816086017013490

• Cardinal: 127940816086017013490 can be written as One hundred twenty-seven quintillion, nine hundred forty quadrillion, eight hundred sixteen trillion, eighty-six billion, seventeen million, thirteen thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.2794081608601701349 × 10²⁰

Factors of 127940816086017013490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 56173983

Divisors of 127940816086017013490

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 5 10 23 46 115 230 8263 16526 41315 82630 190049 380098 950245 1225327 1900490 2450654 6126635 12253270 28182521 54940363 56365042 109880726 140912605 274701815 281825210 549403630 1263628349 2527256698 6318141745 10124877001 12636283490 20249754002 50624385005 101248770010 232872171023 453972219469 465744342046 907944438938 1164360855115 2269861097345 2328721710230 4539722194690 10441361047787 20882722095574 52206805238935 67319910173701 104413610477870 134639820347402 336599550868505 673199101737010 1548357933995123 3096715867990246 7741789669975615 15483579339951230 556264417765291363 1112528835530582726 2781322088826456815 5562644177652913630 12794081608601701349 25588163217203402698 63970408043008506745 127940816086017013490
• Sum of all divisors σ(n): 240335511190013730816
• Sum of proper divisors (its aliquot sum) s(n): 112394695103996717326
• 127940816086017013490 is a deficient number, because the sum of its proper divisors (112394695103996717326) is less than itself. Its deficiency is 15546120982020296164

Bases of 127940816086017013490

• Binary: 1101110111110001001000101100101111011101000101000000111011011110010₂
• Hexadecimal: 0x6EF89165EE8A076F2
• Base-36: R018I6SZ671TE

Squares and roots of 127940816086017013490

• 127940816086017013490 squared (127940816086017013490²) is 16368852420756029798986142289738841980100
• 127940816086017013490 cubed (127940816086017013490³) is 2094244337103101588894593588459528859488575220779240011549000
• The square root of 127940816086017013490 is 11311092612.3879391339
• The cube root of 127940816086017013490 is 5038907.3396354647

Scales and comparisons

• 127,940,816,086,017,013,490 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 127,940,816,086,017,013,490 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 127940816086017013490 cubic inches would be around 419908.9 feet tall.

Recreational maths with 127940816086017013490

• 127940816086017013490 backwards is 094310710680618049721
• The number of decimal digits it has is: 21
• The sum of 127940816086017013490's digits is 77
• More coming soon!