18445049140

Names of 18445049140

• Cardinal: 18445049140 can be written as Eighteen billion, four hundred forty-five million, forty-nine thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.844504914 × 10¹⁰

Factors of 18445049140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8343

Divisors of 18445049140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 7 10 14 19 20 28 35 38 70 76 95 133 140 190 266 380 532 665 941 1330 1882 2660 3764 4705 6587 7369 9410 13174 14738 17879 18820 26348 29476 32935 35758 36845 51583 65870 71516 73690 89395 103166 125153 131740 140011 147380 178790 206332 250306 257915 280022 357580 500612 515830 560044 625765 700055 980077 1031660 1251530 1400110 1960154 2503060 2800220 3920308 4900385 6934229 9800770 13868458 19601540 27736916 34671145 48539603 69342290 97079206 131750351 138684580 194158412 242698015 263500702 485396030 527001404 658751755 922252457 970792060 1317503510 1844504914 2635007020 3689009828 4611262285 9222524570 18445049140
• Sum of all divisors σ(n): 46653868800
• Sum of proper divisors (its aliquot sum) s(n): 28208819660
• 18445049140 is an abundant number, because the sum of its proper divisors (28208819660) is greater than itself. Its abundance is 9763770520

Bases of 18445049140

• Binary: 10001001011011010010001110100110100₂
• Hexadecimal: 0x44B691D34
• Base-36: 8H1PF04

Squares and roots of 18445049140

• 18445049140 squared (18445049140²) is 340219837777014739600
• 18445049140 cubed (18445049140³) is 6275371626199865234426303944000
• The square root of 18445049140 is 135812.5514818125
• The cube root of 18445049140 is 2642.1650217269

Scales and comparisons

• 18,445,049,140 seconds is equal to 586 years, 25 weeks, 5 days, 8 hours, 45 minutes, 40 seconds.
• To count from 1 to 18,445,049,140 would take you about one thousand, one hundred seventy-two 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 18445049140 cubic inches would be around 220.2 feet tall.

Recreational maths with 18445049140

• 18445049140 backwards is 04194054481
• The number of decimal digits it has is: 11
• The sum of 18445049140's digits is 40
• More coming soon!