18039409830

Names of 18039409830

• Cardinal: 18039409830 can be written as Eighteen billion, thirty-nine million, four hundred nine thousand, eight hundred thirty.

Scientific notation

• Scientific notation: 1.803940983 × 10¹⁰

Factors of 18039409830

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6565

Divisors of 18039409830

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 61 65 78 90 117 122 130 135 169 183 195 234 270 305 338 351 366 390 507 549 585 610 702 793 845 915 1014 1098 1170 1521 1586 1647 1690 1755 1830 2379 2535 2745 3042 3294 3510 3965 4563 4758 5070 5490 6481 7137 7605 7930 8235 9126 10309 11895 12962 14274 15210 16470 19443 20618 21411 22815 23790 30927 32405 35685 38886 42822 45630 51545 58329 61854 64810 71370 84253 92781 97215 103090 107055 116658 154635 168506 174987 185562 194430 214110 252759 278343 291645 309270 349974 395341 421265 463905 505518 556686 583290 758277 790682 842530 874935 927810 1095289 1186023 1263795 1391715 1516554 1749870 1976705 2190578 2274831 2372046 2527590 2783430 3285867 3558069 3791385 3953410 4549662 5139433 5476445 5930115 6571734 7116138 7582770 9857601 10278866 10674207 10952890 11374155 11860230 15418299 16429335 17790345 19715202 21348414 22748310 25697165 29572803 30836598 32858670 35580690 46254897 49288005 51394330 53371035 59145606 66812629 77091495 92509794 98576010 106742070 133625258 138764691 147864015 154182990 200437887 231274485 277529382 295728030 334063145 400875774 462548970 601313661 668126290 693823455 1002189435 1202627322 1387646910 1803940983 2004378870 3006568305 3607881966 6013136610 9019704915 18039409830
• Sum of all divisors σ(n): 52952235840
• Sum of proper divisors (its aliquot sum) s(n): 34912826010
• 18039409830 is an abundant number, because the sum of its proper divisors (34912826010) is greater than itself. Its abundance is 16873416180

Bases of 18039409830

• Binary: 10000110011001110111000110010100110₂
• Hexadecimal: 0x4333B8CA6
• Base-36: 8AC75PI

Squares and roots of 18039409830

• 18039409830 squared (18039409830²) is 325420307014700628900
• 18039409830 cubed (18039409830³) is 5870390285242608479485842087000
• The square root of 18039409830 is 134310.8701110971
• The cube root of 18039409830 is 2622.6526476765

Scales and comparisons

• 18,039,409,830 seconds is equal to 573 years, 31 weeks, 11 hours, 10 minutes, 30 seconds.
• To count from 1 to 18,039,409,830 would take you about one thousand, one hundred forty-seven 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 18039409830 cubic inches would be around 218.6 feet tall.

Recreational maths with 18039409830

• 18039409830 backwards is 03890493081
• 18039409830 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18039409830's digits is 45
• More coming soon!