18293917005

Names of 18293917005

• Cardinal: 18293917005 can be written as Eighteen billion, two hundred ninety-three million, nine hundred seventeen thousand and five.

Scientific notation

• Scientific notation: 1.8293917005 × 10¹⁰

Factors of 18293917005

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 249

Divisors of 18293917005

• Number of divisors d(n): 384
• Complete list of divisors:
  1 3 5 7 9 13 15 17 21 31 35 39 45 49 51 63 65 85 91 93 105 117 119 147 153 155 173 195 217 221 245 255 273 279 315 343 357 403 441 455 465 519 527 585 595 637 651 663 735 765 819 833 865 1029 1071 1085 1105 1209 1211 1365 1395 1519 1547 1557 1581 1715 1785 1911 1953 1989 2015 2205 2249 2499 2595 2635 2821 2941 3087 3185 3255 3315 3627 3633 3689 4095 4165 4459 4557 4641 4743 5145 5355 5363 5733 5831 6045 6055 6747 6851 7497 7595 7735 7785 7905 8463 8477 8823 9555 9765 9945 10633 10829 10899 11067 11245 12495 13377 13671 13923 14105 14705 15435 15743 16089 17493 18135 18165 18445 19747 20241 20553 20587 22295 22785 23205 23715 25389 25431 25823 26469 26815 28665 29155 31899 32487 33201 33735 34255 37485 37541 38233 40131 42315 42385 44115 47229 47957 48267 52479 53165 54145 54495 55335 59241 59339 61659 61761 66885 68355 69615 69719 75803 76293 77469 78715 80445 87465 91171 95697 97461 98735 101205 102765 102935 110201 112623 114699 126945 127155 129115 132345 138229 141687 143871 144109 159495 162435 166005 177723 178017 180761 185283 187705 191165 200655 209157 227409 232407 236145 239785 241335 262395 262787 267631 273513 296205 296695 308295 308805 330603 335699 337869 344097 348595 379015 381465 387345 414687 431613 432327 455855 478485 487305 488033 534051 542283 551005 563115 573495 627471 638197 682227 691145 708435 719355 720545 771407 788361 802893 820539 888615 890085 903805 926415 991809 1007097 1008763 1045785 1137045 1162035 1185223 1244061 1296981 1313935 1338155 1367565 1464099 1626849 1653015 1678495 1689345 1720485 1839509 1873417 1914591 2073435 2158065 2161635 2314221 2349893 2365083 2408679 2440165 2670255 2711415 3021291 3026289 3137355 3190985 3411135 3416231 3555669 3857035 3941805 4014465 4102695 4392297 4467379 4959045 5035485 5043815 5518527 5620251 5743773 5926115 6220305 6484905 6942663 7049679 7320495 8134245 8296561 9078867 9197545 9367085 9572955 10248693 10667007 11571105 11749465 11825415 12043395 13113919 13402137 15106455 15131445 16555581 16860753 17081155 17778345 21149037 21961485 22336895 23913617 24889683 27592635 28101255 28718865 30746079 31271653 34713315 35248395 39341757 40206411 41482805 45394335 51243465 53335035 58075927 65569595 67010685 71740851 74669049 82777905 84303765 93814959 105745185 118025271 119568085 124448415 153730395 156358265 174227781 196708785 201032055 215222553 281444877 290379635 358704255 373345245 406531489 469074795 522683343 590126355 871138905 1076112765 1219594467 1407224385 2032657445 2613416715 3658783401 6097972335 18293917005
• Sum of all divisors σ(n): 43777843200
• Sum of proper divisors (its aliquot sum) s(n): 25483926195
• 18293917005 is an abundant number, because the sum of its proper divisors (25483926195) is greater than itself. Its abundance is 7190009190

Bases of 18293917005

• Binary: 10001000010011001110000010101001101₂
• Hexadecimal: 0x44267054D
• Base-36: 8EJQ4P9

Squares and roots of 18293917005

• 18293917005 squared (18293917005²) is 334667399385828170025
• 18293917005 cubed (18293917005³) is 6122377628643528515628378775125
• The square root of 18293917005 is 135255.0073195073
• The cube root of 18293917005 is 2634.9289038375

Scales and comparisons

• 18,293,917,005 seconds is equal to 581 years, 35 weeks, 6 days, 3 hours, 36 minutes, 45 seconds.
• To count from 1 to 18,293,917,005 would take you about one thousand, one hundred sixty-three 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 18293917005 cubic inches would be around 219.6 feet tall.

Recreational maths with 18293917005

• 18293917005 backwards is 50071939281
• 18293917005 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18293917005's digits is 45
• More coming soon!