18484749000

Names of 18484749000

• Cardinal: 18484749000 can be written as Eighteen billion, four hundred eighty-four million, seven hundred forty-nine thousand.

Scientific notation

• Scientific notation: 1.8484749 × 10¹⁰

Factors of 18484749000

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3440

Divisors of 18484749000

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 72 75 90 100 120 125 150 180 200 225 250 300 360 375 450 500 600 750 773 900 1000 1125 1500 1546 1800 2250 2319 2657 3000 3092 3865 4500 4638 5314 6184 6957 7730 7971 9000 9276 10628 11595 13285 13914 15460 15942 18552 19325 21256 23190 23913 26570 27828 30920 31884 34785 38650 39855 46380 47826 53140 55656 57975 63768 66425 69570 77300 79710 92760 95652 96625 106280 115950 119565 132850 139140 154600 159420 173925 191304 193250 199275 231900 239130 265700 278280 289875 318840 332125 347850 386500 398550 463800 478260 531400 579750 597825 664250 695700 773000 797100 869625 956520 996375 1159500 1195650 1328500 1391400 1594200 1739250 1992750 2053861 2319000 2391300 2657000 2989125 3478500 3985500 4107722 4782600 5978250 6161583 6957000 7971000 8215444 10269305 11956500 12323166 16430888 18484749 20538610 23913000 24646332 30807915 36969498 41077220 49292664 51346525 61615830 73938996 82154440 92423745 102693050 123231660 147877992 154039575 184847490 205386100 246463320 256732625 308079150 369694980 410772200 462118725 513465250 616158300 739389960 770197875 924237450 1026930500 1232316600 1540395750 1848474900 2053861000 2310593625 3080791500 3696949800 4621187250 6161583000 9242374500 18484749000
• Sum of all divisors σ(n): 62582822640
• Sum of proper divisors (its aliquot sum) s(n): 44098073640
• 18484749000 is an abundant number, because the sum of its proper divisors (44098073640) is greater than itself. Its abundance is 25613324640

Bases of 18484749000

• Binary: 10001001101110001101110001011001000₂
• Hexadecimal: 0x44DC6E2C8
• Base-36: 8HPCBM0

Squares and roots of 18484749000

• 18484749000 squared (18484749000²) is 341685945593001000000
• 18484749000 cubed (18484749000³) is 6315978941114279641749000000000
• The square root of 18484749000 is 135958.6297371373
• The cube root of 18484749000 is 2644.0592683487

Scales and comparisons

• 18,484,749,000 seconds is equal to 587 years, 39 weeks, 2 days, 20 hours, 30 minutes.
• To count from 1 to 18,484,749,000 would take you about one thousand, one hundred seventy-five 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 18484749000 cubic inches would be around 220.3 feet tall.

Recreational maths with 18484749000

• 18484749000 backwards is 00094748481
• 18484749000 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18484749000's digits is 45
• More coming soon!