21349130166

Names of 21349130166

• Cardinal: 21349130166 can be written as Twenty-one billion, three hundred forty-nine million, one hundred thirty thousand, one hundred sixty-six.

Scientific notation

• Scientific notation: 2.1349130166 × 10¹⁰

Factors of 21349130166

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 141

Divisors of 21349130166

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 37 39 42 49 63 74 78 79 91 98 111 117 126 147 158 169 182 222 234 237 259 273 294 333 338 343 441 474 481 507 518 546 553 637 666 686 711 777 819 882 962 1014 1027 1029 1106 1183 1274 1422 1443 1521 1554 1638 1659 1813 1911 2054 2058 2331 2366 2401 2886 2923 3042 3081 3087 3318 3367 3549 3626 3822 3871 4329 4459 4662 4802 4977 5439 5733 5846 6162 6174 6253 6734 7098 7189 7203 7742 8281 8658 8769 8918 9243 9954 10101 10647 10878 11466 11613 12506 12691 13351 13377 14378 14406 16317 16562 17538 18486 18759 20202 20461 21294 21567 21609 23226 23569 24843 25382 26307 26702 26754 27097 30303 31213 32634 34839 37518 37999 38073 40053 40131 40922 43134 43218 43771 47138 49686 50323 52614 54194 56277 57967 60606 61383 62426 64701 69678 70707 74529 75998 76146 80106 80262 81291 87542 88837 93457 93639 100646 112554 113997 114219 115934 120159 122766 129402 131313 141414 143227 149058 150969 162582 164983 173901 177674 184149 186914 187278 189679 212121 227994 228438 240318 243873 262626 265993 266511 280371 280917 286454 301938 306397 329966 341991 347802 352261 368298 379358 393939 405769 424242 429681 452907 487746 493987 494949 521703 531986 533022 560742 561834 569037 612794 654199 683982 704522 787878 797979 799533 811538 841113 859362 905814 919191 987974 989898 1002589 1043406 1056783 1138074 1154881 1217307 1289043 1308398 1481961 1484847 1595958 1599066 1682226 1707111 1838382 1861951 1962597 2005178 2113566 2144779 2309762 2393937 2434614 2465827 2578086 2757573 2963922 2969694 3007767 3170349 3414222 3457909 3464643 3651921 3723902 3925194 4289558 4445883 4579393 4787874 4931654 5515146 5585853 5887791 6015534 6340698 6434337 6915818 6929286 7018123 7303842 7397481 8891766 9023301 9158786 10373727 10393929 11171706 11775582 12868674 13033657 13738179 14036246 14794962 15013453 16757559 18046602 19303011 20747454 20787858 21054369 22192443 24205363 26067314 27476358 30026906 31121181 32055751 33515118 38606022 39100971 41214537 42108738 44384886 45040359 48410726 62242362 63163107 64111502 72616089 78201942 82429074 90080718 91235599 96167253 117302913 126326214 135121077 145232178 169437541 182471198 192334506 217848267 234605826 270242154 273706797 288501759 338875082 435696534 508312623 547413594 577003518 821120391 1016625246 1186062787 1524937869 1642240782 2372125574 3049875738 3558188361 7116376722 10674565083 21349130166
• Sum of all divisors σ(n): 60771840480
• Sum of proper divisors (its aliquot sum) s(n): 39422710314
• 21349130166 is an abundant number, because the sum of its proper divisors (39422710314) is greater than itself. Its abundance is 18073580148

Bases of 21349130166

• Binary: 10011111000100000011101111110110110₂
• Hexadecimal: 0x4F881DFB6
• Base-36: 9T2PY9I

Squares and roots of 21349130166

• 21349130166 squared (21349130166²) is 455785358844811187556
• 21349130166 cubed (21349130166³) is 9730620953734893436826083414296
• The square root of 21349130166 is 146113.4154210351
• The cube root of 21349130166 is 2774.1294855077

Scales and comparisons

• 21,349,130,166 seconds is equal to 678 years, 43 weeks, 3 days, 9 hours, 56 minutes, 6 seconds.
• To count from 1 to 21,349,130,166 would take you about one thousand, three hundred fifty-seven 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 21349130166 cubic inches would be around 231.2 feet tall.

Recreational maths with 21349130166

• 21349130166 backwards is 66103194312
• The number of decimal digits it has is: 11
• The sum of 21349130166's digits is 36
• More coming soon!