18162118912

Names of 18162118912

• Cardinal: 18162118912 can be written as Eighteen billion, one hundred sixty-two million, one hundred eighteen thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.8162118912 × 10¹⁰

Factors of 18162118912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 49

Divisors of 18162118912

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 16 17 23 28 32 34 46 49 56 64 68 92 98 112 119 128 136 161 184 196 224 238 256 272 322 343 368 391 392 448 476 529 544 644 686 736 782 784 833 896 952 1058 1088 1127 1288 1372 1472 1564 1568 1666 1792 1904 2116 2176 2254 2576 2737 2744 2944 3128 3136 3332 3703 3808 4232 4352 4508 5152 5474 5488 5831 5888 6256 6272 6664 7406 7616 7889 8464 8993 9016 10304 10948 10976 11662 12167 12512 12544 13328 14812 15232 15778 16928 17986 18032 19159 20608 21896 21952 23324 24334 25024 25921 26656 29624 30464 31556 33856 35972 36064 38318 41216 43792 43904 46648 48668 50048 51842 53312 59248 62951 63112 67712 71944 72128 76636 85169 87584 87808 93296 97336 100096 103684 106624 118496 125902 126224 134113 135424 143888 144256 153272 170338 175168 181447 186592 194672 206839 207368 213248 236992 251804 252448 268226 287776 288512 306544 340676 350336 362894 373184 389344 413678 414736 440657 473984 503608 504896 536452 575552 596183 613088 681352 700672 725788 746368 778688 827356 829472 881314 947968 1007216 1009792 1072904 1151104 1192366 1226176 1362704 1447873 1451576 1492736 1557376 1654712 1658944 1762628 2014432 2019584 2145808 2302208 2384732 2452352 2725408 2895746 2903152 3084599 3114752 3309424 3317888 3525256 4028864 4173281 4291616 4769464 4904704 5450816 5791492 5806304 6169198 6618848 6635776 7050512 8057728 8346562 8583232 9538928 10135111 10901632 11582984 11612608 12338396 13237696 14101024 16115456 16693124 17166464 19077856 20270222 21803264 23165968 23225216 24676792 26475392 28202048 33386248 34332928 38155712 40540444 46331936 46450432 49353584 52950784 56404096 66772496 70945777 76311424 81080888 92663872 98707168 112808192 133544992 141891554 152622848 162161776 185327744 197414336 267089984 283783108 324323552 370655488 394828672 534179968 567566216 648647104 789657344 1068359936 1135132432 1297294208 2270264864 2594588416 4540529728 9081059456 18162118912
• Sum of all divisors σ(n): 46799424000
• Sum of proper divisors (its aliquot sum) s(n): 28637305088
• 18162118912 is an abundant number, because the sum of its proper divisors (28637305088) is greater than itself. Its abundance is 10475186176

Bases of 18162118912

• Binary: 10000111010100010111111000100000000₂
• Hexadecimal: 0x43A8BF100
• Base-36: 8CD98N4

Squares and roots of 18162118912

• 18162118912 squared (18162118912²) is 329862563373628063744
• 18162118912 cubed (18162118912³) is 5991003100608968778578843926528
• The square root of 18162118912 is 134766.9058485799
• The cube root of 18162118912 is 2628.5858856347

Scales and comparisons

• 18,162,118,912 seconds is equal to 577 years, 25 weeks, 6 days, 17 hours, 1 minute, 52 seconds.
• To count from 1 to 18,162,118,912 would take you about one thousand, one hundred fifty-four 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 18162118912 cubic inches would be around 219 feet tall.

Recreational maths with 18162118912

• 18162118912 backwards is 21981126181
• The number of decimal digits it has is: 11
• The sum of 18162118912's digits is 40
• More coming soon!