85742189390

Names of 85742189390

• Cardinal: 85742189390 can be written as Eighty-five billion, seven hundred forty-two million, one hundred eighty-nine thousand, three hundred ninety.

Scientific notation

• Scientific notation: 8.574218939 × 10¹⁰

Factors of 85742189390

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 154

Divisors of 85742189390

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 5 10 11 13 19 22 26 37 38 55 65 67 74 95 110 130 134 143 185 190 209 247 286 335 361 370 407 418 481 494 670 703 715 722 737 814 871 962 1045 1235 1273 1406 1430 1474 1742 1805 2035 2090 2405 2470 2479 2546 2717 3515 3610 3685 3971 4070 4355 4489 4693 4810 4958 5291 5434 6365 7030 7370 7733 7942 8710 8978 9139 9386 9581 10582 12395 12730 13357 13585 14003 15466 16549 18278 19162 19855 22445 23465 24187 24790 26455 26714 27170 27269 28006 32227 33098 38665 39710 44890 45695 46930 47101 47905 48374 49379 51623 52910 54538 58357 64454 66785 70015 77330 82745 85291 91390 94202 95810 98758 100529 103246 116714 120935 133570 136345 140030 146927 161135 165490 166093 170582 173641 182039 201058 235505 241870 246895 258115 266057 272690 291785 293854 314431 322270 332186 347282 354497 364078 426455 471010 493790 502645 516230 518111 532114 583570 612313 628862 641927 708994 734635 830465 852910 868205 894919 910195 938201 1005290 1036222 1108783 1224626 1283854 1330285 1469270 1572155 1620529 1660930 1736410 1772485 1789838 1820390 1827023 1876402 1910051 2159209 2217566 2590555 2660570 3061565 3144310 3155767 3209635 3241058 3458741 3544970 3654046 3820102 4318418 4474595 4691005 5181110 5543915 6123130 6311534 6419270 6735443 6917482 8102645 8949190 9135115 9382010 9550255 9844109 10796045 11087830 11633947 12196613 13470886 15778835 16205290 17293705 17825819 18270230 19100510 19688218 21066877 21592090 23267894 23751299 24393226 31557670 33677215 34587410 34713437 35651638 41024971 42133754 47502598 49220545 58169735 59959573 60983065 67354430 69426874 82049942 89129095 98441090 105334385 116339470 118756495 119919146 121966130 127973417 173567185 178258190 205124855 210668770 231735647 237512990 255946834 299797865 347134370 410249710 451274681 463471294 599595730 639867085 659555303 779474449 902549362 1158678235 1279734170 1319110606 1558948898 2256373405 2317356470 3297776515 3897372245 4512746810 6595553030 7794744490 8574218939 17148437878 42871094695 85742189390
• Sum of all divisors σ(n): 199512167904
• Sum of proper divisors (its aliquot sum) s(n): 113769978514
• 85742189390 is an abundant number, because the sum of its proper divisors (113769978514) is greater than itself. Its abundance is 28027789124

Bases of 85742189390

• Binary: 1001111110110101000011111101101001110₂
• Hexadecimal: 0x13F6A1FB4E
• Base-36: 13E0OOR2

Squares and roots of 85742189390

• 85742189390 squared (85742189390²) is 7351723041390628572100
• 85742189390 cubed (85742189390³) is 630352829357742084000143470019000
• The square root of 85742189390 is 292817.6726053261
• The cube root of 85742189390 is 4409.5897827851

Scales and comparisons

• 85,742,189,390 seconds is equal to 2,726 years, 17 weeks, 3 days, 10 hours, 49 minutes, 50 seconds.
• To count from 1 to 85,742,189,390 would take you about five thousand, four hundred fifty-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 85742189390 cubic inches would be around 367.5 feet tall.

Recreational maths with 85742189390

• 85742189390 backwards is 09398124758
• The number of decimal digits it has is: 11
• The sum of 85742189390's digits is 56
• More coming soon!