18056729040

Names of 18056729040

• Cardinal: 18056729040 can be written as Eighteen billion, fifty-six million, seven hundred twenty-nine thousand and forty.

Scientific notation

• Scientific notation: 1.805672904 × 10¹⁰

Factors of 18056729040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1603

Divisors of 18056729040

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 19 20 21 24 28 30 35 38 40 42 48 56 57 60 70 76 80 84 95 105 112 114 120 133 140 152 168 190 210 228 240 266 280 285 304 336 361 380 399 420 456 532 560 570 665 722 760 798 840 912 1064 1083 1140 1330 1444 1520 1567 1596 1680 1805 1995 2128 2166 2280 2527 2660 2888 3134 3192 3610 3990 4332 4560 4701 5054 5320 5415 5776 6268 6384 6859 7220 7581 7835 7980 8664 9402 10108 10640 10830 10969 12536 12635 13718 14440 15162 15670 15960 17328 18804 20216 20577 21660 21938 23505 25072 25270 27436 28880 29773 30324 31340 31920 32907 34295 37608 37905 40432 41154 43320 43876 47010 48013 50540 54845 54872 59546 60648 62680 65814 68590 75216 75810 82308 86640 87752 89319 94020 96026 101080 102885 109690 109744 119092 121296 125360 131628 137180 144039 148865 151620 164535 164616 175504 178638 188040 192052 202160 205770 208411 219380 238184 240065 263256 274360 288078 297730 303240 329070 329232 357276 376080 384104 411540 416822 438760 446595 476368 480130 526512 548720 565687 576156 595460 606480 625233 658140 714552 720195 768208 823080 833644 877520 893190 960260 1042055 1131374 1152312 1190920 1250466 1316280 1429104 1440390 1646160 1667288 1697061 1786380 1920520 2084110 2262748 2304624 2381840 2500932 2632560 2828435 2880780 3126165 3334576 3394122 3572760 3841040 3959809 4168220 4525496 5001864 5656870 5761560 6252330 6788244 7145520 7919618 8336440 8485305 9050992 10003728 10748053 11313740 11523120 11879427 12504660 13576488 15839236 16672880 16970610 19799045 21496106 22627480 23758854 25009320 27152976 31678472 32244159 33941220 39598090 42992212 45254960 47517708 50018640 53740265 59397135 63356944 64488318 67882440 75236371 79196180 85984424 95035416 107480530 118794270 128976636 135764880 150472742 158392360 161220795 171968848 190070832 214961060 225709113 237588540 257953272 300945484 316784720 322441590 376181855 429922120 451418226 475177080 515906544 601890968 644883180 752363710 859844240 902836452 950354160 1128545565 1203781936 1289766360 1504727420 1805672904 2257091130 2579532720 3009454840 3611345808 4514182260 6018909680 9028364520 18056729040
• Sum of all divisors σ(n): 67569008640
• Sum of proper divisors (its aliquot sum) s(n): 49512279600
• 18056729040 is an abundant number, because the sum of its proper divisors (49512279600) is greater than itself. Its abundance is 31455550560

Bases of 18056729040

• Binary: 10000110100010000111101000111010000₂
• Hexadecimal: 0x43443D1D0
• Base-36: 8AMIDAO

Squares and roots of 18056729040

• 18056729040 squared (18056729040²) is 326045463623979321600
• 18056729040 cubed (18056729040³) is 5887314591379371056694219264000
• The square root of 18056729040 is 134375.3289856437
• The cube root of 18056729040 is 2623.4916947751

Scales and comparisons

• 18,056,729,040 seconds is equal to 574 years, 7 weeks, 4 days, 22 hours, 4 minutes.
• To count from 1 to 18,056,729,040 would take you about one thousand, one hundred forty-eight 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 18056729040 cubic inches would be around 218.6 feet tall.

Recreational maths with 18056729040

• 18056729040 backwards is 04092765081
• 18056729040 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18056729040's digits is 42
• More coming soon!