18029812140

Names of 18029812140

• Cardinal: 18029812140 can be written as Eighteen billion, twenty-nine million, eight hundred twelve thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.802981214 × 10¹⁰

Factors of 18029812140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 76

Divisors of 18029812140

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 29 30 36 37 45 54 58 60 74 87 90 108 111 116 135 145 148 174 180 185 222 261 270 290 333 348 370 435 444 522 540 555 580 666 740 783 841 870 999 1044 1073 1110 1305 1332 1369 1566 1665 1682 1740 1998 2146 2220 2523 2610 2738 3132 3219 3330 3364 3915 3996 4107 4205 4292 4995 5046 5220 5365 5476 6438 6660 6845 7569 7830 8214 8410 9657 9990 10092 10730 12321 12615 12876 13690 15138 15660 16095 16428 16820 19314 19980 20535 21460 22707 24389 24642 25230 27380 28971 30276 31117 32190 36963 37845 38628 39701 41070 45414 48285 48778 49284 50460 57942 61605 62234 64380 73167 73926 75690 79402 82140 90828 93351 96570 97556 113535 115884 119103 121945 123210 124468 144855 146334 147852 151380 155585 158804 184815 186702 193140 198505 219501 227070 238206 243890 246420 280053 289710 292668 311170 357309 365835 369630 373404 397010 439002 454140 466755 476412 487780 560106 579420 595515 622340 658503 714618 731670 739260 794020 840159 878004 902393 933510 1071927 1097505 1120212 1151329 1191030 1317006 1400265 1429236 1463340 1680318 1786545 1804786 1867020 2143854 2195010 2302658 2382060 2634012 2707179 2800530 3292515 3360636 3453987 3573090 3609572 4200795 4287708 4390020 4511965 4605316 5359635 5414358 5601060 5756645 6585030 6907974 7146180 8121537 8401590 9023930 10361961 10719270 10828716 11513290 13170060 13535895 13815948 16243074 16803180 17269935 18047860 20723922 21438540 23026580 24364611 27071790 31085883 32486148 33388541 34539870 40607685 41447844 48729222 51809805 54143580 62171766 66777082 69079740 81215370 97458444 100165623 103619610 121823055 124343532 133554164 155429415 162430740 166942705 200331246 207239220 243646110 300496869 310858830 333885410 400662492 487292220 500828115 600993738 621717660 667770820 901490607 1001656230 1201987476 1502484345 1802981214 2003312460 3004968690 3605962428 4507453035 6009937380 9014906070 18029812140
• Sum of all divisors σ(n): 59708577600
• Sum of proper divisors (its aliquot sum) s(n): 41678765460
• 18029812140 is an abundant number, because the sum of its proper divisors (41678765460) is greater than itself. Its abundance is 23648953320

Bases of 18029812140

• Binary: 10000110010101010010001100110101100₂
• Hexadecimal: 0x432A919AC
• Base-36: 8A6HG30

Squares and roots of 18029812140

• 18029812140 squared (18029812140²) is 325074125803691379600
• 18029812140 cubed (18029812140³) is 5861025419815282092725428344000
• The square root of 18029812140 is 134275.1359708861
• The cube root of 18029812140 is 2622.1874463439

Scales and comparisons

• 18,029,812,140 seconds is equal to 573 years, 15 weeks, 1 day, 9 hours, 9 minutes.
• To count from 1 to 18,029,812,140 would take you about one thousand, one hundred forty-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 18029812140 cubic inches would be around 218.5 feet tall.

Recreational maths with 18029812140

• 18029812140 backwards is 04121892081
• 18029812140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18029812140's digits is 36
• More coming soon!