16442649687640

Names of 16442649687640

• Cardinal: 16442649687640 can be written as Sixteen trillion, four hundred forty-two billion, six hundred forty-nine million, six hundred eighty-seven thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.644264968764 × 10¹³

Factors of 16442649687640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 19761

Divisors of 16442649687640

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 20 22 31 40 44 55 62 88 110 121 124 155 181 220 242 248 310 341 362 440 484 605 620 682 724 905 961 968 1210 1240 1364 1448 1705 1810 1922 1991 2420 2728 3410 3620 3751 3844 3982 4805 4840 5611 6820 7240 7502 7688 7964 9610 9955 10571 11222 13640 15004 15928 18755 19220 19531 19910 21142 21901 22444 28055 30008 37510 38440 39062 39820 42284 43802 44888 52855 56110 61721 75020 78124 79640 84568 87604 97655 105710 109505 112220 116281 123442 150040 156248 173941 175208 195310 211420 214841 219010 224440 232562 246884 308605 347882 390620 422840 429682 438020 465124 493768 581405 605461 617210 678931 695764 781240 859364 869705 876040 930248 1074205 1162810 1210922 1234420 1357862 1391528 1718728 1739410 1913351 2148410 2325620 2363251 2421844 2468840 2715724 3027305 3394655 3478820 3535111 3826702 4296820 4651240 4726502 4843688 5431448 6054610 6660071 6789310 6957640 7070222 7653404 8593640 9453004 9566755 11816255 12109220 13320142 13578620 14140444 15306808 17675555 18769291 18906008 19133510 21046861 23632510 24218440 26640284 27157240 28280888 33300355 35351110 37538582 38267020 38886221 42093722 47265020 53280568 66600710 70702220 73260781 75077164 76534040 77772442 84187444 93846455 94530040 105234305 109588441 133201420 141404440 146521562 150154328 155544884 168374888 187692910 194431105 206462201 210468610 219176882 266402840 293043124 311089768 366303905 375385820 388862210 412924402 420937220 427748431 438353764 547942205 586086248 732607810 750771640 777724420 825848804 841874440 855496862 876707528 1032311005 1095884410 1205472851 1465215620 1555448840 1651697608 1710993724 2064622010 2138742155 2191768820 2271084211 2410945702 2930431240 3397241671 3421987448 4129244020 4277484310 4383537640 4542168422 4821891404 6027364255 6794483342 8258488040 8554968620 9084336844 9643782808 11355421055 12054728510 13260201361 13588966684 16986208355 17109937240 18168673688 22710842110 24109457020 26520402722 27177933368 33972416710 37369658381 45421684220 48218914040 53040805444 66301006805 67944833420 74739316762 90843368440 106081610888 132602013610 135889666840 149478633524 186848291905 265204027220 298957267048 373696583810 411066242191 530408054440 747393167620 822132484382 1494786335240 1644264968764 2055331210955 3288529937528 4110662421910 8221324843820 16442649687640
• Sum of all divisors σ(n): 42253384577040
• Sum of proper divisors (its aliquot sum) s(n): 25810734889400
• 16442649687640 is an abundant number, because the sum of its proper divisors (25810734889400) is greater than itself. Its abundance is 9368085201760

Bases of 16442649687640

• Binary: 11101111010001011010010010110011011001011000₂
• Hexadecimal: 0xEF45A4B3658
• Base-36: 5TTND3594

Squares and roots of 16442649687640

• 16442649687640 squared (16442649687640²) is 270360728750447789568769600
• 16442649687640 cubed (16442649687640³) is 4445446752138673114663057913739127744000
• The square root of 16442649687640 is 4054953.7220096605
• The cube root of 16442649687640 is 25428.6869180049

Scales and comparisons

• 16,442,649,687,640 seconds is equal to 522,825 years, 20 weeks, 5 days, 11 hours, 40 seconds.
• To count from 1 to 16,442,649,687,640 would take you about one million, three hundred seven thousand and sixty-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 16442649687640 cubic inches would be around 2119.1 feet tall.

Recreational maths with 16442649687640

• 16442649687640 backwards is 04678694624461
• The number of decimal digits it has is: 14
• The sum of 16442649687640's digits is 67
• More coming soon!