220561380

Names of 220561380

• Cardinal: 220561380 can be written as Two hundred twenty million, five hundred sixty-one thousand, three hundred eighty.

Scientific notation

• Scientific notation: 2.2056138 × 10⁸

Factors of 220561380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3514

Divisors of 220561380

• Number of divisors d(n): 144
• 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 81 90 108 117 130 135 156 162 180 195 234 243 260 270 324 351 390 405 468 486 540 585 702 780 810 972 1053 1170 1215 1404 1620 1755 2106 2340 2430 3159 3491 3510 4212 4860 5265 6318 6982 7020 10473 10530 12636 13964 15795 17455 20946 21060 31419 31590 34910 41892 45383 52365 62838 63180 69820 90766 94257 104730 125676 136149 157095 181532 188514 209460 226915 272298 282771 314190 377028 408447 453830 471285 544596 565542 628380 680745 816894 848313 907660 942570 1131084 1225341 1361490 1413855 1633788 1696626 1885140 2042235 2450682 2722980 2827710 3393252 3676023 4084470 4241565 4901364 5655420 6126705 7352046 8168940 8483130 11028069 12253410 14704092 16966260 18380115 22056138 24506820 36760230 44112276 55140345 73520460 110280690 220561380
• Sum of all divisors σ(n): 747399744
• Sum of proper divisors (its aliquot sum) s(n): 526838364
• 220561380 is an abundant number, because the sum of its proper divisors (526838364) is greater than itself. Its abundance is 306276984

Bases of 220561380

• Binary: 1101001001010111111111100100₂
• Hexadecimal: 0xD257FE4
• Base-36: 3NBE90

Squares and roots of 220561380

• 220561380 squared (220561380²) is 48647322347504400
• 220561380 cubed (220561380³) is 10729720550270410020072000
• The square root of 220561380 is 14851.3090332133
• The cube root of 220561380 is 604.1941140337

Scales and comparisons

• 220,561,380 seconds is equal to 7 years, 4 days, 19 hours, 3 minutes.
• To count from 1 to 220,561,380 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 220561380 cubic inches would be around 50.3 feet tall.

Recreational maths with 220561380

• 220561380 backwards is 083165022
• 220561380 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 220561380's digits is 27
• More coming soon!