42172591890

Names of 42172591890

• Cardinal: 42172591890 can be written as Forty-two billion, one hundred seventy-two million, five hundred ninety-one thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 4.217259189 × 10¹⁰

Factors of 42172591890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4865

Divisors of 42172591890

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 10 11 13 15 22 26 30 31 33 39 55 62 65 66 67 78 93 110 130 134 143 155 165 186 195 201 286 310 330 335 341 390 402 403 429 465 670 682 715 737 806 858 871 930 1005 1023 1209 1430 1474 1705 1742 2010 2015 2046 2077 2145 2211 2418 2613 3410 3685 4030 4154 4290 4355 4422 4433 4733 5115 5226 6045 6231 7370 8710 8866 9466 9581 10230 10385 11055 12090 12462 13065 13299 14199 19162 20770 22110 22165 22847 23665 26130 26598 27001 28398 28743 31155 44330 45694 47330 47905 52063 54002 57486 61529 62310 66495 68541 70995 81003 95810 104126 114235 123058 132990 135005 137082 141990 143715 146723 156189 162006 184587 228470 260315 270010 287430 293446 297011 307645 312378 317111 342705 369174 405015 440169 520630 594022 615290 634222 676819 685410 733615 780945 810030 880338 891033 922935 951333 1353638 1467230 1485055 1561890 1585555 1613953 1782066 1845870 1902666 1907399 2030457 2200845 2970110 3171110 3227906 3384095 3488221 3814798 4060914 4122443 4401690 4455165 4756665 4841859 5722197 6768190 6976442 8069765 8244886 8910330 9513330 9536995 9683718 9830441 10152285 10464663 11444394 12367329 16139530 17441105 19073990 19660882 20304570 20612215 20929326 20981389 24209295 24734658 28610985 29491323 34882210 41224430 41962778 45346873 48418590 49152205 52323315 57221970 58982646 61836645 62944167 90693746 98304410 104646630 104906945 108134851 123673290 125888334 127795733 136040619 147456615 209813890 216269702 226734365 255591466 272081238 294913230 314720835 324404553 383387199 453468730 540674255 629441670 638978665 648809106 680203095 766774398 1081348510 1277957330 1360406190 1405753063 1622022765 1916935995 2811506126 3244045530 3833871990 4217259189 7028765315 8434518378 14057530630 21086295945 42172591890
• Sum of all divisors σ(n): 124603121664
• Sum of proper divisors (its aliquot sum) s(n): 82430529774
• 42172591890 is an abundant number, because the sum of its proper divisors (82430529774) is greater than itself. Its abundance is 40257937884

Bases of 42172591890

• Binary: 100111010001101011101010111100010010₂
• Hexadecimal: 0x9D1AEAF12
• Base-36: JDGH05U

Squares and roots of 42172591890

• 42172591890 squared (42172591890²) is 1778527506720493772100
• 42172591890 cubed (42172591890³) is 75005114706062616150059968269000
• The square root of 42172591890 is 205359.6647104781
• The cube root of 42172591890 is 3480.7815187241

Scales and comparisons

• 42,172,591,890 seconds is equal to 1,340 years, 49 weeks, 5 days, 16 hours, 51 minutes, 30 seconds.
• To count from 1 to 42,172,591,890 would take you about two thousand, six hundred eighty-one 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 42172591890 cubic inches would be around 290.1 feet tall.

Recreational maths with 42172591890

• 42172591890 backwards is 09819527124
• The number of decimal digits it has is: 11
• The sum of 42172591890's digits is 48
• More coming soon!