1801242140

Names of 1801242140

• Cardinal: 1801242140 can be written as One billion, eight hundred one million, two hundred forty-two thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.80124214 × 10⁹

Factors of 1801242140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1285

Divisors of 1801242140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 17 20 34 37 68 74 85 131 148 170 185 262 340 370 524 629 655 740 1093 1258 1310 2186 2227 2516 2620 3145 4372 4454 4847 5465 6290 8908 9694 10930 11135 12580 18581 19388 21860 22270 24235 37162 40441 44540 48470 74324 80882 82399 92905 96940 143183 161764 164798 185810 202205 286366 329596 371620 404410 411995 572732 687497 715915 808820 823990 1374994 1431830 1647980 2434111 2749988 2863660 3437485 4868222 5297771 6874970 9736444 10595542 12170555 13749940 21191084 24341110 26488855 48682220 52977710 90062107 105955420 180124214 360248428 450310535 900621070 1801242140
• Sum of all divisors σ(n): 4148553024
• Sum of proper divisors (its aliquot sum) s(n): 2347310884
• 1801242140 is an abundant number, because the sum of its proper divisors (2347310884) is greater than itself. Its abundance is 546068744

Bases of 1801242140

• Binary: 1101011010111001100011000011100₂
• Hexadecimal: 0x6B5CC61C
• Base-36: TSEVBW

Squares and roots of 1801242140

• 1801242140 squared (1801242140²) is 3244473246911779600
• 1801242140 cubed (1801242140³) is 5844081934440122277912344000
• The square root of 1801242140 is 42441.0431068795
• The cube root of 1801242140 is 1216.7201476043

Scales and comparisons

• 1,801,242,140 seconds is equal to 57 years, 14 weeks, 1 day, 17 hours, 2 minutes, 20 seconds.
• To count from 1 to 1,801,242,140 would take you about one hundred fourteen 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 1801242140 cubic inches would be around 101.4 feet tall.

Recreational maths with 1801242140

• 1801242140 backwards is 0412421081
• The number of decimal digits it has is: 10
• The sum of 1801242140's digits is 23
• More coming soon!