18346879980

Names of 18346879980

• Cardinal: 18346879980 can be written as Eighteen billion, three hundred forty-six million, eight hundred seventy-nine thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 1.834687998 × 10¹⁰

Factors of 18346879980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 54863

Divisors of 18346879980

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 13 15 18 20 22 26 30 33 36 39 44 45 52 55 60 65 66 78 90 99 110 117 130 132 143 156 165 169 180 195 198 220 234 260 286 330 338 390 396 429 468 495 507 572 585 660 676 715 780 845 858 990 1014 1170 1287 1430 1521 1690 1716 1859 1980 2028 2145 2340 2535 2574 2860 3042 3380 3718 4290 5070 5148 5577 6084 6435 7436 7605 8580 9295 10140 11154 12870 15210 16731 18590 22308 25740 27885 30420 33462 37180 54829 55770 66924 83655 109658 111540 164487 167310 219316 274145 328974 334620 493461 548290 603119 657948 712777 822435 986922 1096580 1206238 1425554 1644870 1809357 1973844 2138331 2412476 2467305 2851108 3015595 3289740 3563885 3618714 4276662 4934610 5428071 6031190 6414993 7127770 7237428 7840547 8553324 9046785 9266101 9869220 10691655 10856142 12062380 12829986 14255540 15681094 18093570 18532202 21383310 21712284 23521641 25659972 27140355 27798303 31362188 32074965 36187140 37064404 39202735 42766620 46330505 47043282 54280710 55596606 64149930 70564923 78405470 83394909 92661010 94086564 101927111 108561420 111193212 117608205 128299860 138991515 141129846 156810940 166789818 185322020 203854222 235216410 277983030 282259692 305781333 333579636 352824615 407708444 416974545 470432820 509635555 555966060 611562666 705649230 833949090 917343999 1019271110 1223125332 1411298460 1528906665 1667898180 1834687998 2038542220 3057813330 3669375996 4586719995 6115626660 9173439990 18346879980
• Sum of all divisors σ(n): 65742047280
• Sum of proper divisors (its aliquot sum) s(n): 47395167300
• 18346879980 is an abundant number, because the sum of its proper divisors (47395167300) is greater than itself. Its abundance is 29048287320

Bases of 18346879980

• Binary: 10001000101100011110010101111101100₂
• Hexadecimal: 0x4458F2BEC
• Base-36: 8FF9B70

Squares and roots of 18346879980

• 18346879980 squared (18346879980²) is 336608005000524800400
• 18346879980 cubed (18346879980³) is 6175706668051868349952255992000
• The square root of 18346879980 is 135450.6551479171
• The cube root of 18346879980 is 2637.4692603801

Scales and comparisons

• 18,346,879,980 seconds is equal to 583 years, 19 weeks, 3 days, 3 hours, 33 minutes.
• To count from 1 to 18,346,879,980 would take you about one thousand, one hundred sixty-six 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 18346879980 cubic inches would be around 219.8 feet tall.

Recreational maths with 18346879980

• 18346879980 backwards is 08997864381
• The number of decimal digits it has is: 11
• The sum of 18346879980's digits is 63
• More coming soon!