381382616643

Names of 381382616643

• Cardinal: 381382616643 can be written as Three hundred eighty-one billion, three hundred eighty-two million, six hundred sixteen thousand, six hundred forty-three.

Scientific notation

• Scientific notation: 3.81382616643 × 10¹¹

Factors of 381382616643

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1152

Divisors of 381382616643

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 19 21 31 49 57 93 133 147 151 217 399 453 589 651 931 941 961 1057 1519 1767 2793 2823 2869 2883 3171 4123 4557 4681 6587 6727 7399 8607 12369 14043 17879 18259 19761 20083 20181 22197 28861 29171 32767 46109 47089 53637 54777 60249 86583 87513 88939 98301 125153 127813 138327 140581 141267 142091 145111 204197 229369 266817 375459 383439 421743 426273 435333 554249 612591 622573 688107 876071 894691 904301 994637 1015777 1429379 1662747 1867719 2628213 2684073 2699729 2712903 2757109 2983911 3047331 3879743 4288137 4358011 4404821 6330107 6962459 7110439 8099187 8271327 11639229 13074033 13214463 17181719 18898103 18990321 19299763 20887377 21331317 27158201 30833747 44310749 51545157 56694309 57899289 81474603 83691599 92501241 120272033 132286721 132932247 135098341 136549451 215836229 251074797 360816099 396860163 405295023 409648353 585841193 647508687 841904231 955846157 1757523579 2525712693 2594439569 2867538471 4100888351 6690923099 7783318707 12302665053 18161076983 20072769297 54483230949 127127538881 381382616643
• Sum of all divisors σ(n): 648348606720
• Sum of proper divisors (its aliquot sum) s(n): 266965990077
• 381382616643 is a deficient number, because the sum of its proper divisors (266965990077) is less than itself. Its deficiency is 114416626566

Bases of 381382616643

• Binary: 101100011001100001011001110011001000011₂
• Hexadecimal: 0x58CC2CE643
• Base-36: 4V7DD2DF

Squares and roots of 381382616643

• 381382616643 squared (381382616643²) is 145452700277461500589449
• 381382616643 cubed (381382616643³) is 55473131429608279212497346497599707
• The square root of 381382616643 is 617561.8322427317
• The cube root of 381382616643 is 7251.9304674117

Scales and comparisons

• 381,382,616,643 seconds is equal to 12,126 years, 40 weeks, 6 days, 15 hours, 44 minutes, 3 seconds.
• To count from 1 to 381,382,616,643 would take you about twenty-four thousand, two hundred fifty-three 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 381382616643 cubic inches would be around 604.3 feet tall.

Recreational maths with 381382616643

• 381382616643 backwards is 346616283183
• The number of decimal digits it has is: 12
• The sum of 381382616643's digits is 51
• More coming soon!