16981405740321

Names of 16981405740321

• Cardinal: 16981405740321 can be written as Sixteen trillion, nine hundred eighty-one billion, four hundred five million, seven hundred forty thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 1.6981405740321 × 10¹³

Factors of 16981405740321

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3881

Divisors of 16981405740321

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 11 19 33 57 61 89 121 127 183 209 267 363 381 627 671 979 1159 1397 1691 2013 2299 2413 2937 3477 3571 4191 5073 5429 6897 7239 7381 7747 10713 10769 11303 12749 15367 16287 18601 22143 23241 26543 32307 33909 38247 39281 46101 55803 59719 67849 79629 85217 103151 117843 124333 140239 147193 179157 203547 204611 214757 217831 255651 291973 309453 317819 372999 420717 432091 441579 453517 613833 644271 653493 656909 689483 746339 875919 937387 953457 1134661 1296273 1360551 1367663 1619123 1970727 2068449 2239017 2362327 2396141 2812161 3403983 3496009 4102989 4138789 4857369 4988687 6038561 7086981 7188423 7584313 8209729 8616823 10488027 12416367 12481271 13100177 14966061 17810353 18115683 19386959 22752939 24629187 25850469 25985597 26357551 27664537 37443813 38456099 39300531 40363013 45526679 53431059 54875557 58160877 66424171 77956791 79072653 82993611 83427443 94785053 115368297 121089039 136580037 144101947 164626671 199272513 213256549 250282329 284355159 304309907 368352221 432305841 443993143 500793469 525626203 639769647 730665881 766897247 912929721 1042635583 1105056663 1331979429 1502380407 1576878609 1585121417 2191997643 2300691741 2345822039 2462143793 3127906749 3347408977 4051874431 4755364251 4883924573 5781888233 7037466117 7386431379 8435869717 10042226931 12155623293 14651773719 17345664699 25307609151 27083581723 44570618741 46780732067 63600770563 81250745169 92794566887 133711856223 140342196201 190802311689 278383700661 297919398953 514588052737 893758196859 1543764158211 5660468580107 16981405740321
• Sum of all divisors σ(n): 27145462579200
• Sum of proper divisors (its aliquot sum) s(n): 10164056838879
• 16981405740321 is a deficient number, because the sum of its proper divisors (10164056838879) is less than itself. Its deficiency is 6817348901442

Bases of 16981405740321

• Binary: 11110111000111001010101010000010110100100001₂
• Hexadecimal: 0xF71CAA82D21
• Base-36: 60P5EJ40X

Squares and roots of 16981405740321

• 16981405740321 squared (16981405740321²) is 288368140917407010085183041
• 16981405740321 cubed (16981405740321³) is 4896896403500550440211252831625399096161
• The square root of 16981405740321 is 4120850.1234964855
• The cube root of 16981405740321 is 25703.4377654443

Scales and comparisons

• 16,981,405,740,321 seconds is equal to 539,956 years, 9 weeks, 22 hours, 5 minutes, 21 seconds.
• To count from 1 to 16,981,405,740,321 would take you about one million, three hundred forty-nine thousand, eight hundred ninety 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 16981405740321 cubic inches would be around 2142 feet tall.

Recreational maths with 16981405740321

• 16981405740321 backwards is 12304750418961
• The number of decimal digits it has is: 14
• The sum of 16981405740321's digits is 51
• More coming soon!