165639230442

Names of 165639230442

• Cardinal: 165639230442 can be written as One hundred sixty-five billion, six hundred thirty-nine million, two hundred thirty thousand, four hundred forty-two.

Scientific notation

• Scientific notation: 1.65639230442 × 10¹¹

Factors of 165639230442

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2793

Divisors of 165639230442

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 31 42 49 62 63 73 93 98 126 146 147 186 217 219 279 294 434 438 441 511 558 651 657 882 961 1022 1302 1314 1519 1533 1922 1953 2263 2677 2883 3038 3066 3577 3906 4526 4557 4599 5354 5766 6727 6789 7154 8031 8649 9114 9198 10731 13454 13578 13671 15841 16062 17298 18739 20181 20367 21462 24093 27342 31682 32193 37478 40362 40734 47089 47523 48186 56217 60543 64386 70153 82987 94178 95046 110887 112434 121086 131173 140306 141267 142569 165974 168651 195421 210459 221774 248961 262346 282534 285138 332661 337302 390842 393519 420918 423801 491071 497922 580909 586263 631377 665322 746883 787038 847602 982142 997983 1161818 1172526 1180557 1262754 1367947 1473213 1493766 1742727 1758789 1995966 2361114 2572597 2735894 2946426 3437497 3485454 3517578 4066363 4103841 4419639 5145194 5228181 6058051 6874994 7717791 8132726 8207682 8839278 9575629 10312491 10456362 12116102 12199089 12311523 15435582 18008179 18174153 19151258 20624982 23153373 24398178 24623046 28726887 30937473 36016358 36348306 36597267 42406357 46306746 54024537 54522459 57453774 61874946 73194534 84812714 86180661 108049074 109044918 126057253 127219071 162073611 172361322 187799581 252114506 254438142 296844499 324147222 375599162 378171759 381657213 563398743 593688998 756343518 763314426 890533497 1126797486 1134515277 1314597067 1690196229 1781066994 2269030554 2629194134 2671600491 3380392458 3943791201 5343200982 7887582402 9202179469 11831373603 18404358938 23662747206 27606538407 55213076814 82819615221 165639230442
• Sum of all divisors σ(n): 437452601508
• Sum of proper divisors (its aliquot sum) s(n): 271813371066
• 165639230442 is an abundant number, because the sum of its proper divisors (271813371066) is greater than itself. Its abundance is 106174140624

Bases of 165639230442

• Binary: 10011010010000110111100001001111101010₂
• Hexadecimal: 0x2690DE13EA
• Base-36: 243DBK6I

Squares and roots of 165639230442

• 165639230442 squared (165639230442²) is 27436354661417979515364
• 165639230442 cubed (165639230442³) is 4544536672251053595427413075510888
• The square root of 165639230442 is 406987.9979090293
• The cube root of 165639230442 is 5491.8803653731

Scales and comparisons

• 165,639,230,442 seconds is equal to 5,266 years, 42 weeks, 2 days, 17 hours, 20 minutes, 42 seconds.
• To count from 1 to 165,639,230,442 would take you about ten thousand, five hundred thirty-three 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 165639230442 cubic inches would be around 457.7 feet tall.

Recreational maths with 165639230442

• 165639230442 backwards is 244032936561
• The number of decimal digits it has is: 12
• The sum of 165639230442's digits is 45
• More coming soon!