21108106899425

Names of 21108106899425

• Cardinal: 21108106899425 can be written as Twenty-one trillion, one hundred eight billion, one hundred six million, eight hundred ninety-nine thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 2.1108106899425 × 10¹³

Factors of 21108106899425

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 152

Divisors of 21108106899425

• Number of divisors d(n): 486
• Complete list of divisors:
  1 5 7 13 17 25 31 35 49 65 79 85 91 119 155 169 175 217 221 245 325 395 403 425 455 527 553 595 637 775 833 845 961 1027 1085 1105 1183 1225 1343 1519 1547 1975 2015 2275 2449 2635 2765 2821 2873 2975 3185 3689 3871 4165 4225 4805 5135 5239 5425 5525 5915 6241 6715 6727 6851 7189 7595 7735 8281 9401 10075 10829 12245 12493 13175 13351 13825 14105 14365 15925 16337 17143 17459 18445 19355 19747 20111 20825 24025 25675 25823 26195 29575 31205 31837 33575 33635 34255 35945 36673 37975 38675 41405 41633 43687 47005 47089 47957 50323 54145 61225 62465 65807 66755 70525 71825 75919 81133 81685 85715 87295 87451 89063 92225 93457 96775 98735 100555 106097 114359 120001 122213 129115 130975 140777 156025 159185 162409 168175 171275 179725 183365 193471 207025 208165 212381 218435 222859 226967 235025 235445 239785 251615 256711 270725 291431 305809 312325 329035 333775 335699 379595 405665 408425 413881 428575 436475 437255 445315 467285 493675 502775 530485 531433 541229 567931 571795 600005 611065 612157 623441 645575 654199 703885 742679 795925 800513 812045 855491 916825 967355 986947 1040825 1054729 1061905 1092175 1114295 1134835 1136863 1177225 1198925 1258075 1283555 1290623 1354297 1379261 1457155 1486667 1529045 1560013 1588769 1645175 1678495 1897975 2028325 2040017 2069405 2186275 2226575 2336425 2515123 2652425 2657165 2706145 2760953 2839655 2858975 2897167 3000025 3055325 3060785 3117205 3270995 3289007 3519425 3713395 3720031 3788603 3975517 4002565 4060225 4277455 4364087 4836775 4934735 5198753 5273645 5309525 5571475 5674175 5684315 5997601 6417775 6453115 6771485 6896305 6908629 7035977 7285775 7383103 7433335 7645225 7800065 7943845 7958041 8392475 9034361 9480079 9654827 10200085 10347025 10406669 11121383 12575615 12830311 13285825 13530725 13804765 14198275 14485835 15303925 15586025 16354975 16445035 16778099 17605861 17930393 18566975 18600155 18943015 19326671 19877585 20012825 20280169 21387275 21820435 23023049 24673675 25993765 26368225 26520221 28421575 29988005 32265575 32696599 33857425 34481525 34543145 35179885 36915515 37166675 39000325 39719225 39790205 41983207 42757091 45171805 47400395 48274135 48360403 49251839 51000425 51681721 52033345 55606915 62878075 63240527 64151555 67583789 69023825 72429175 77968813 82225175 83890495 88029305 89651965 89812177 93000775 94715075 96633355 99387925 101400845 101959217 109102175 115115245 117446693 123241027 125512751 129968825 132601105 135286697 149940025 161161343 163482995 172715725 175899425 184577575 198951025 209916035 213785455 218115287 225859025 228876193 237001975 241370675 241802015 246259195 258408605 260166725 278034575 293882449 299299637 316202635 320757775 337918945 344762873 389844065 419452475 440146525 448259825 449060885 483166775 507004225 509796085 545781691 555842183 575576225 587233465 616205135 627563755 628685239 663005525 676433485 713714519 805806715 817414975 822126851 878589257 1013594569 1049580175 1068927275 1090576435 1144380965 1209010075 1231295975 1292043025 1325469821 1469412245 1496498185 1526807009 1581013175 1602133351 1689594725 1723814365 1949220325 2095097459 2245304425 2548980425 2728908455 2779210915 2936167325 3081025675 3137818775 3143426195 3382167425 3568572595 3820471837 3890895281 4029033575 4110634255 4392946285 4996001633 5067972845 5452882175 5721904825 6627349105 7095161983 7347061225 7482490925 7634035045 8010666755 8619071825 9278288747 10475487295 10687649063 13644542275 13896054575 15717130975 17231107673 17842862975 19102359185 19454476405 20553171275 21964731425 24980008165 25339864225 27236266967 33136745525 35475809915 38170175225 40053333775 46391443735 49666133881 52377436475 53438245315 64948021229 86155538365 95511795925 97272382025 120617753711 124900040825 136181334835 177379049575 231957218675 248330669405 267191226575 324740106145 430777691825 603088768555 680906674175 844324275977 1241653347025 1623700530725 3015443842775 4221621379885 21108106899425
• Sum of all divisors σ(n): 36533828282994
• Sum of proper divisors (its aliquot sum) s(n): 15425721383569
• 21108106899425 is a deficient number, because the sum of its proper divisors (15425721383569) is less than itself. Its deficiency is 5682385515856

Bases of 21108106899425

• Binary: 100110011001010011101001101101010111111100001₂
• Hexadecimal: 0x13329D36AFE1
• Base-36: 7HCXHUP5T

Squares and roots of 21108106899425

• 21108106899425 squared (21108106899425²) is 445552176877553287065330625
• 21108106899425 cubed (21108106899425³) is 9404762978802910492116792976281247390625
• The square root of 21108106899425 is 4594355.9830976311
• The cube root of 21108106899425 is 27636.5034130843

Scales and comparisons

• 21,108,106,899,425 seconds is equal to 671,172 years, 26 weeks, 2 days, 19 hours, 37 minutes, 5 seconds.
• To count from 1 to 21,108,106,899,425 would take you about one million, six hundred seventy-seven thousand, nine hundred thirty-one 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 21108106899425 cubic inches would be around 2303 feet tall.

Recreational maths with 21108106899425

• 21108106899425 backwards is 52499860180112
• The number of decimal digits it has is: 14
• The sum of 21108106899425's digits is 56
• More coming soon!