16143321990861

Names of 16143321990861

• Cardinal: 16143321990861 can be written as Sixteen trillion, one hundred forty-three billion, three hundred twenty-one million, nine hundred ninety thousand, eight hundred sixty-one.

Scientific notation

• Scientific notation: 1.6143321990861 × 10¹³

Factors of 16143321990861

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 11933

Divisors of 16143321990861

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 13 17 37 39 51 61 111 117 153 183 221 313 333 481 549 629 663 793 939 1037 1443 1887 1989 2257 2379 2817 3111 4069 4329 5321 5661 6771 7137 8177 9333 11489 11581 12207 13481 15963 19093 20313 24531 29341 34467 34743 36621 38369 40443 47889 57279 69173 73593 88023 103401 104229 115107 121329 149357 150553 171837 195313 196877 207519 248209 264069 324581 345321 425093 448071 451659 498797 585939 590631 622557 700829 706441 744627 973743 1275279 1344213 1354977 1496391 1757817 1771893 2102487 2119323 2233881 2539069 2559401 2921229 3596057 3825837 4219553 4489173 5526209 6307461 6357969 7226581 7617207 7678203 9110777 9183733 10788171 11914093 12009497 12658659 16578627 21679743 22851621 23034609 25930673 27332331 27551199 32364513 35742279 36028491 37975977 46748741 49735881 61132969 65039229 77792019 81996993 82653597 93945553 107226837 108085473 133054109 140246223 154883209 156123461 183398907 219359477 233376057 281836659 337098749 399162327 420738669 440821441 464649627 468370383 550196721 658078431 794728597 845509977 1011296247 1197486981 1322464323 1393948881 1405111149 1729703417 1974235293 2261919853 2384185791 2851673201 3033888741 3729111109 3967392969 5189110251 5730678733 6785759559 7152557373 8116300649 8555019603 11187333327 15567330753 17192036199 20357278677 24348901947 25665058809 29404958089 33561999981 48478444417 51576108597 73046705841 88214874267 105511908437 137977111033 145435333251 264644622801 316535725311 413931333099 436305999753 949607175933 1241793999297 1793702443429 5381107330287 16143321990861
• Sum of all divisors σ(n): 27846387092160
• Sum of proper divisors (its aliquot sum) s(n): 11703065101299
• 16143321990861 is a deficient number, because the sum of its proper divisors (11703065101299) is less than itself. Its deficiency is 4440256889562

Bases of 16143321990861

• Binary: 11101010111010101000111110010000011011001101₂
• Hexadecimal: 0xEAEA8F906CD
• Base-36: 5Q0513S99

Squares and roots of 16143321990861

• 16143321990861 squared (16143321990861²) is 260606844900616360567521321
• 16143321990861 cubed (16143321990861³) is 4207060210253021951562866507541784647381
• The square root of 16143321990861 is 4017875.3080279879
• The cube root of 16143321990861 is 25273.4367845297

Scales and comparisons

• 16,143,321,990,861 seconds is equal to 513,307 years, 36 weeks, 4 days, 12 hours, 34 minutes, 21 seconds.
• To count from 1 to 16,143,321,990,861 would take you about one million, two hundred eighty-three thousand, two hundred sixty-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 16143321990861 cubic inches would be around 2106.1 feet tall.

Recreational maths with 16143321990861

• 16143321990861 backwards is 16809912334161
• The number of decimal digits it has is: 14
• The sum of 16143321990861's digits is 54
• More coming soon!