5638389943361661

Names of 5638389943361661

• Cardinal: 5638389943361661 can be written as Five quadrillion, six hundred thirty-eight trillion, three hundred eighty-nine billion, nine hundred forty-three million, three hundred sixty-one thousand, six hundred sixty-one.

Scientific notation

• Scientific notation: 5.638389943361661 × 10¹⁵

Factors of 5638389943361661

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 57

Divisors of 5638389943361661

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 17 27 37 51 81 111 153 243 333 459 629 729 999 1369 1377 1887 2187 2997 4107 4131 5661 6561 8991 12321 12393 16983 19683 23273 26973 36963 37179 50653 50949 59049 69819 80919 110889 111537 151959 152847 177147 209457 242757 332667 334611 455877 458541 531441 628371 728271 861101 998001 1003833 1367631 1375623 1594323 1874161 1885113 2184813 2583303 2994003 3011499 4102893 4126869 4782969 5622483 5655339 6554439 7749909 8982009 9034497 12308679 12380607 16867449 16966017 19663317 23249727 26946027 27103491 31860737 36926037 37141821 50602347 50898051 58989951 69343957 69749181 80838081 81310473 95582211 110778111 111425463 151807041 152694153 176969853 208031871 209247543 242514243 286746633 332334333 334276389 455421123 458082459 624095613 627742629 727542729 860239899 997002999 1002829167 1178847269 1366263369 1374247377 1872286839 1883227887 2182628187 2580719697 2991008997 3008487501 3536541807 4098790107 4122742131 5616860517 5649683661 6547884561 7742159091 8973026991 10609625421 12296370321 12368226393 16850581551 16949050983 23226477273 26919080973 31828876263 36889110963 37104679179 50551744653 50847152949 69679431819 80757242919 95486628789 110667332889 111314037537 151655233959 152541458847 209038295457 242271728757 286459886367 332001998667 454965701877 457624376541 627114886371 859379659101 996005996001 1364897105631 1372873129623 1881344659113 2578138977303 2988017988003 4094691316893 4118619388869 5644033977339 7734416931909 8964053964009 12284073950679 16932101932017 23203250795727 36852221852037 50796305796051 69609752387181 110556665556111 152388917388153 208829257161543 331669996668333 626487771484629 1879463314453887 5638389943361661
• Sum of all divisors σ(n): 9203841762527412
• Sum of proper divisors (its aliquot sum) s(n): 3565451819165751
• 5638389943361661 is a deficient number, because the sum of its proper divisors (3565451819165751) is less than itself. Its deficiency is 2072938124195910

Bases of 5638389943361661

• Binary: 10100000010000001010111110101101011011110000001111101₂
• Hexadecimal: 0x140815F5ADE07D
• Base-36: 1JIN4KXD2T9

Squares and roots of 5638389943361661

• 5638389943361661 squared (5638389943361661²) is 31791441153401914739481444678921
• 5638389943361661 cubed (5638389943361661³) is 179252542084315400703016132599334629255526247781
• The square root of 5638389943361661 is 75089213.2290761255
• The cube root of 5638389943361661 is 177985.6692515343

Scales and comparisons

• 5,638,389,943,361,661 seconds is equal to 179,283,359 years, 26 weeks, 4 days, 23 hours, 34 minutes, 21 seconds.
• To count from 1 to 5,638,389,943,361,661 would take you about five hundred thirty-seven million, eight hundred fifty thousand and seventy-eight 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 5638389943361661 cubic inches would be around 14832.1 feet tall.

Recreational maths with 5638389943361661

• 5638389943361661 backwards is 1661633499838365
• 5638389943361661 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 5638389943361661's digits is 81
• More coming soon!