18682556742

Names of 18682556742

• Cardinal: 18682556742 can be written as Eighteen billion, six hundred eighty-two million, five hundred fifty-six thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 1.8682556742 × 10¹⁰

Factors of 18682556742

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 318

Divisors of 18682556742

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 17 18 27 34 37 51 54 61 71 74 102 111 122 127 142 153 183 213 222 254 306 333 366 381 426 459 549 629 639 666 762 918 999 1037 1098 1143 1207 1258 1278 1647 1887 1917 1998 2074 2159 2257 2286 2414 2627 3111 3294 3429 3621 3774 3834 4318 4331 4514 4699 5254 5661 6222 6477 6771 6858 7242 7747 7881 8662 9017 9333 9398 10863 11322 12954 12993 13542 14097 15494 15762 16983 18034 18666 19431 20313 21726 23241 23643 25986 27051 27999 28194 32589 33966 38369 38862 38979 40626 42291 44659 46482 47286 54102 55998 58293 60939 65178 69723 70929 73627 76738 77958 79883 81153 84582 89318 115107 116586 116937 121878 126873 131699 133977 139446 141858 147254 153289 159766 160247 162306 209169 220881 230214 233874 239649 243459 253746 263398 267954 286639 306578 320494 333629 345321 395097 401931 418338 441762 459867 479298 480741 486918 550037 573278 662643 667258 690642 718947 790194 803862 859917 919734 961482 1000887 1035963 1100074 1185291 1205793 1325286 1379601 1437894 1442223 1650111 1719834 1987929 2001774 2071926 2156841 2370582 2411586 2579751 2724199 2759202 2884446 3002661 3300222 3555873 3975858 4138803 4313682 4326669 4872863 4950333 5159502 5448398 5671693 6005322 7111746 7739253 8172597 8277606 8653338 9007983 9350629 9745726 9900666 11343386 14618589 14850999 15478506 16345194 17015079 18015966 18701258 20351369 24517791 28051887 29237178 29701998 34030158 40702738 43855767 49035582 51045237 56103774 61054107 73553373 84155661 87711534 102090474 122108214 131567301 147106746 153135711 168311322 183162321 252466983 263134602 306271422 345973273 366324642 504933966 549486963 691946546 1037919819 1098973926 2075839638 3113759457 6227518914 9341278371 18682556742
• Sum of all divisors σ(n): 46899855360
• Sum of proper divisors (its aliquot sum) s(n): 28217298618
• 18682556742 is an abundant number, because the sum of its proper divisors (28217298618) is greater than itself. Its abundance is 9534741876

Bases of 18682556742

• Binary: 10001011001100100010011000101000110₂
• Hexadecimal: 0x459913146
• Base-36: 8KZ411I

Squares and roots of 18682556742

• 18682556742 squared (18682556742²) is 349037926418049654564
• 18682556742 cubed (18682556742³) is 6520920865415233484365429270488
• The square root of 18682556742 is 136684.1495638759
• The cube root of 18682556742 is 2653.4573003401

Scales and comparisons

• 18,682,556,742 seconds is equal to 594 years, 2 weeks, 3 days, 7 hours, 5 minutes, 42 seconds.
• To count from 1 to 18,682,556,742 would take you about one thousand, one hundred eighty-eight 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 18682556742 cubic inches would be around 221.1 feet tall.

Recreational maths with 18682556742

• 18682556742 backwards is 24765528681
• 18682556742 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18682556742's digits is 54
• More coming soon!