12842739140

Names of 12842739140

• Cardinal: 12842739140 can be written as Twelve billion, eight hundred forty-two million, seven hundred thirty-nine thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.284273914 × 10¹⁰

Factors of 12842739140

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 66

Divisors of 12842739140

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 10 11 14 20 22 28 35 41 44 55 70 77 82 110 121 140 154 164 205 220 242 287 308 385 410 451 484 574 605 770 820 847 902 1148 1210 1331 1435 1540 1681 1694 1804 2255 2420 2662 2870 3157 3362 3388 4235 4510 4961 5324 5740 6314 6655 6724 8405 8470 9020 9317 9922 11767 12628 13310 15785 16810 16940 18491 18634 19844 23534 24805 26620 31570 33620 34727 36982 37268 46585 47068 49610 54571 58835 63140 68921 69454 73964 92455 93170 99220 109142 117670 129437 137842 138908 173635 184910 186340 203401 218284 235340 258874 272855 275684 344605 347270 369820 381997 406802 482447 517748 545710 647185 689210 694540 758131 763994 813604 964894 1017005 1091420 1294370 1378420 1423807 1516262 1527988 1909985 1929788 2034010 2237411 2412235 2588740 2847614 3032524 3790655 3819970 4068020 4474822 4824470 5306917 5695228 7119035 7581310 7639940 8339441 8949644 9648940 10613834 11187055 14238070 15162620 15661877 16678882 21227668 22374110 26534585 28476140 31323754 33357764 41697205 44748220 53069170 58376087 62647508 78309385 83394410 91733851 106138340 116752174 156618770 166788820 183467702 233504348 291880435 313237540 366935404 458669255 583760870 642136957 917338510 1167521740 1284273914 1834677020 2568547828 3210684785 6421369570 12842739140
• Sum of all divisors σ(n): 34750066176
• Sum of proper divisors (its aliquot sum) s(n): 21907327036
• 12842739140 is an abundant number, because the sum of its proper divisors (21907327036) is greater than itself. Its abundance is 9064587896

Bases of 12842739140

• Binary: 1011111101011111001010010111000100₂
• Hexadecimal: 0x2FD7CA5C4
• Base-36: 5WE8GXW

Squares and roots of 12842739140

• 12842739140 squared (12842739140²) is 164935948618087939600
• 12842739140 cubed (12842739140³) is 2118229362910546893862875944000
• The square root of 12842739140 is 113325.8096816431
• The cube root of 12842739140 is 2341.8148399349

Scales and comparisons

• 12,842,739,140 seconds is equal to 408 years, 18 weeks, 4 days, 19 hours, 32 minutes, 20 seconds.
• To count from 1 to 12,842,739,140 would take you about eight hundred sixteen 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 12842739140 cubic inches would be around 195.2 feet tall.

Recreational maths with 12842739140

• 12842739140 backwards is 04193724821
• 12842739140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12842739140's digits is 41
• More coming soon!