21055642513101

Names of 21055642513101

• Cardinal: 21055642513101 can be written as Twenty-one trillion, fifty-five billion, six hundred forty-two million, five hundred thirteen thousand, one hundred one.

Scientific notation

• Scientific notation: 2.1055642513101 × 10¹³

Factors of 21055642513101

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 143

Divisors of 21055642513101

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 7 9 17 21 37 51 63 79 111 119 153 237 259 289 333 357 553 629 711 777 867 1071 1343 1369 1659 1887 2023 2331 2601 2923 4029 4107 4403 4913 4977 5661 6069 8769 9401 9583 10693 12087 12321 13209 14739 18207 20461 22831 23273 26307 28203 28749 32079 34391 39627 44217 49691 50653 61383 68493 69819 74851 83521 84609 86247 96237 103173 108151 149073 151959 159817 162911 181781 184149 205479 209457 224553 250563 309519 324453 347837 354571 388127 395641 447219 455877 479451 488733 545343 584647 673659 751689 757057 844747 861101 973359 1043511 1063713 1164381 1186923 1272467 1438353 1466199 1636029 1753941 1838567 2271171 2534241 2583303 2716889 2769487 3090277 3130533 3191139 3493143 3560769 3817401 4001587 5261823 5515701 5913229 6027707 6598159 6725897 6813513 7602723 7749909 8150667 8308461 9270831 11452203 12004761 12869969 14360699 14638717 16547103 17739687 18083121 19794477 20177691 21631939 24452001 24925383 27812493 28011109 31255639 36014283 38609907 43082097 43916151 46187113 47081279 53219061 54249363 59383431 60533073 64895817 68026979 84033327 93766917 100524893 102471019 114340249 115829721 129246291 131748453 138561339 141243837 194687451 204080937 218789473 244131883 248858189 252099981 281300751 301574679 307413057 343020747 415684017 423731511 476188853 531345863 612242811 656368419 732395649 746574567 800381743 904724037 922239171 1029062241 1156458643 1428566559 1594037589 1708923181 1742007323 1969105257 2197186947 2239723701 2401145229 3469375929 3719421041 4230589213 4285699677 4782112767 5126769543 5226021969 7203435687 8095210501 9032879671 10408127787 11158263123 12691767639 15380308629 15678065907 19659796931 24285631503 27098639013 29614124491 33474789369 38075302917 58979390793 63230157697 72856894509 81295917039 88842373473 137618578517 176938172379 189690473091 266527120419 334216547827 412855735551 569071419273 1002649643481 1238567206653 2339515834789 3007948930443 7018547504367 21055642513101
• Sum of all divisors σ(n): 38437205747200
• Sum of proper divisors (its aliquot sum) s(n): 17381563234099
• 21055642513101 is a deficient number, because the sum of its proper divisors (17381563234099) is less than itself. Its deficiency is 3674079279002

Bases of 21055642513101

• Binary: 100110010011001100110000101111010111011001101₂
• Hexadecimal: 0x13266617AECD
• Base-36: 7GOTTWTL9

Squares and roots of 21055642513101

• 21055642513101 squared (21055642513101²) is 443340081639506194956636201
• 21055642513101 cubed (21055642513101³) is 9334810270730454727101405510941033369301
• The square root of 21055642513101 is 4588642.7746231237
• The cube root of 21055642513101 is 27613.5874921503

Scales and comparisons

• 21,055,642,513,101 seconds is equal to 669,504 years, 15 weeks, 5 days, 2 hours, 58 minutes, 21 seconds.
• To count from 1 to 21,055,642,513,101 would take you about one million, six hundred seventy-three thousand, seven hundred sixty 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 21055642513101 cubic inches would be around 2301.1 feet tall.

Recreational maths with 21055642513101

• 21055642513101 backwards is 10131524655012
• The number of decimal digits it has is: 14
• The sum of 21055642513101's digits is 36
• More coming soon!