218314980

Names of 218314980

• Cardinal: 218314980 can be written as Two hundred eighteen million, three hundred fourteen thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.1831498 × 10⁸

Factors of 218314980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 387

Divisors of 218314980

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 130 135 137 156 180 195 227 234 260 270 274 351 390 411 454 468 540 548 585 681 685 702 780 822 908 1135 1170 1233 1362 1370 1404 1644 1755 1781 2043 2055 2270 2340 2466 2724 2740 2951 3405 3510 3562 3699 4086 4110 4540 4932 5343 5902 6129 6165 6810 7020 7124 7398 8172 8220 8853 8905 10215 10686 11804 12258 12330 13620 14755 14796 16029 17706 17810 18495 20430 21372 24516 24660 26559 26715 29510 30645 31099 32058 35412 35620 36990 40860 44265 48087 53118 53430 59020 61290 62198 64116 73980 79677 80145 88530 93297 96174 106236 106860 122580 124396 132795 155495 159354 160290 177060 186594 192348 240435 265590 279891 310990 318708 320580 373188 398385 404287 466485 480870 531180 559782 621980 796770 808574 839673 932970 961740 1119564 1212861 1399455 1593540 1617148 1679346 1865940 2021435 2425722 2798910 3358692 3638583 4042870 4198365 4851444 5597820 6064305 7277166 8085740 8396730 10915749 12128610 14554332 16793460 18192915 21831498 24257220 36385830 43662996 54578745 72771660 109157490 218314980
• Sum of all divisors σ(n): 740033280
• Sum of proper divisors (its aliquot sum) s(n): 521718300
• 218314980 is an abundant number, because the sum of its proper divisors (521718300) is greater than itself. Its abundance is 303403320

Bases of 218314980

• Binary: 1101000000110011100011100100₂
• Hexadecimal: 0xD0338E4
• Base-36: 3LZ8X0

Squares and roots of 218314980

• 218314980 squared (218314980²) is 47661430492400400
• 218314980 cubed (218314980³) is 10405204244719783477992000
• The square root of 218314980 is 14775.4857788161
• The cube root of 218314980 is 602.1358876179

Scales and comparisons

• 218,314,980 seconds is equal to 6 years, 48 weeks, 6 days, 19 hours, 3 minutes.
• To count from 1 to 218,314,980 would take you about ten 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 218314980 cubic inches would be around 50.2 feet tall.

Recreational maths with 218314980

• 218314980 backwards is 089413812
• 218314980 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 218314980's digits is 36
• More coming soon!