21248014788

Names of 21248014788

• Cardinal: 21248014788 can be written as Twenty-one billion, two hundred forty-eight million, fourteen thousand, seven hundred eighty-eight.

Scientific notation

• Scientific notation: 2.1248014788 × 10¹⁰

Factors of 21248014788

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 479

Divisors of 21248014788

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 13 14 18 21 22 26 28 33 36 39 42 44 52 63 66 77 78 84 91 99 117 121 126 132 143 154 156 182 198 231 234 242 252 273 286 308 363 364 396 429 443 462 468 484 546 572 693 726 819 847 858 886 924 1001 1089 1092 1287 1329 1331 1386 1452 1573 1638 1694 1716 1772 2002 2178 2541 2574 2658 2662 2772 3003 3101 3146 3276 3388 3987 3993 4004 4356 4719 4873 5082 5148 5316 5324 5759 6006 6202 6292 7623 7974 7986 9009 9303 9317 9438 9746 10164 11011 11518 11979 12012 12404 14157 14619 14641 15246 15948 15972 17277 17303 18018 18606 18634 18876 19492 22022 23036 23958 27909 27951 28314 29238 29282 30492 33033 34111 34554 34606 36036 37212 37268 40313 43857 43923 44044 47916 51831 51909 53603 55818 55902 56628 58476 58564 63349 66066 68222 69108 69212 80626 83853 87714 87846 99099 102333 102487 103662 103818 107206 111636 111804 120939 121121 126698 131769 132132 136444 155727 160809 161252 167706 175428 175692 190047 190333 198198 204666 204974 207324 207636 214412 241878 242242 253396 263538 306999 307461 311454 321618 335412 362817 363363 375221 380094 380666 396396 409332 409948 443443 482427 483756 484484 527076 570141 570999 589633 613998 614922 622908 643236 696839 725634 726726 750442 760188 761332 886886 922383 964854 1090089 1125663 1140282 1141998 1179266 1227996 1229844 1330329 1332331 1393678 1451268 1453452 1500884 1712997 1768899 1773772 1844766 1929708 2090517 2180178 2251326 2280564 2283996 2358532 2660658 2664662 2787356 3376989 3425994 3537798 3689532 3990987 3996993 4127431 4181034 4360356 4502652 4877873 5306697 5321316 5329324 6271551 6485963 6753978 6851988 7075596 7665229 7981974 7993986 8254862 8362068 9755746 10613394 11990979 12382293 12543102 12971926 13507956 14633619 15330458 15963948 15987972 16509724 19457889 19511492 21226788 22995687 23981958 24764586 25086204 25943852 29267238 30660916 37146879 38915778 43900857 45401741 45991374 47963916 49529172 53656603 58373667 58534476 68987061 74293758 77831556 84317519 87801714 90803482 91982748 107313206 116747334 136205223 137974122 148587516 160969809 168635038 175603428 181606964 214626412 233494668 252952557 272410446 275948244 321939618 337270076 408615669 482909427 505905114 544820892 590222633 643879236 758857671 817231338 965818854 1011810228 1180445266 1517715342 1634462676 1770667899 1931637708 2360890532 3035430684 3541335798 5312003697 7082671596 10624007394 21248014788
• Sum of all divisors σ(n): 72879119040
• Sum of proper divisors (its aliquot sum) s(n): 51631104252
• 21248014788 is an abundant number, because the sum of its proper divisors (51631104252) is greater than itself. Its abundance is 30383089464

Bases of 21248014788

• Binary: 10011110010011110101111100111000100₂
• Hexadecimal: 0x4F27AF9C4
• Base-36: 9REIP50

Squares and roots of 21248014788

• 21248014788 squared (21248014788²) is 451478132431066684944
• 21248014788 cubed (21248014788³) is 9593014034353927312304248951872
• The square root of 21248014788 is 145766.9879911087
• The cube root of 21248014788 is 2769.7428716045

Scales and comparisons

• 21,248,014,788 seconds is equal to 675 years, 32 weeks, 2 days, 2 hours, 19 minutes, 48 seconds.
• To count from 1 to 21,248,014,788 would take you about one thousand, three hundred fifty-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 21248014788 cubic inches would be around 230.8 feet tall.

Recreational maths with 21248014788

• 21248014788 backwards is 88741084212
• The number of decimal digits it has is: 11
• The sum of 21248014788's digits is 45
• More coming soon!