2130987740

Names of 2130987740

• Cardinal: 2130987740 can be written as Two billion, one hundred thirty million, nine hundred eighty-seven thousand, seven hundred forty.

Scientific notation

• Scientific notation: 2.13098774 × 10⁹

Factors of 2130987740

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1761

Divisors of 2130987740

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 31 34 35 62 68 70 85 119 124 140 155 170 217 238 289 310 340 434 476 527 578 595 620 868 1054 1085 1156 1190 1445 1699 2023 2108 2170 2380 2635 2890 3398 3689 4046 4340 5270 5780 6796 7378 8092 8495 8959 10115 10540 11893 14756 16990 17918 18445 20230 23786 28883 33980 35836 36890 40460 44795 47572 52669 57766 59465 62713 73780 89590 105338 115532 118930 125426 144415 179180 202181 210676 237860 250852 263345 288830 313565 368683 404362 491011 526690 577660 627130 737366 808724 895373 982022 1010905 1053380 1254260 1474732 1790746 1843415 1964044 2021810 2455055 3437077 3581492 3686830 4043620 4476865 4910110 6267611 6874154 7373660 8953730 9820220 12535222 13748308 15221341 17185385 17907460 25070444 30442682 31338055 34370770 60885364 62676110 68741540 76106705 106549387 125352220 152213410 213098774 304426820 426197548 532746935 1065493870 2130987740
• Sum of all divisors σ(n): 5611468800
• Sum of proper divisors (its aliquot sum) s(n): 3480481060
• 2130987740 is an abundant number, because the sum of its proper divisors (3480481060) is greater than itself. Its abundance is 1349493320

Bases of 2130987740

• Binary: 1111111000001000100101011011100₂
• Hexadecimal: 0x7F044ADC
• Base-36: Z8QGNW

Squares and roots of 2130987740

• 2130987740 squared (2130987740²) is 4541108748030307600
• 2130987740 cubed (2130987740³) is 9677047068059334644028824000
• The square root of 2130987740 is 46162.6227591109
• The cube root of 2130987740 is 1286.8472053155

Scales and comparisons

• 2,130,987,740 seconds is equal to 67 years, 39 weeks, 3 days, 5 hours, 2 minutes, 20 seconds.
• To count from 1 to 2,130,987,740 would take you about one hundred thirty-five 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 2130987740 cubic inches would be around 107.2 feet tall.

Recreational maths with 2130987740

• 2130987740 backwards is 0477890312
• The number of decimal digits it has is: 10
• The sum of 2130987740's digits is 41
• More coming soon!