163897521424

Names of 163897521424

• Cardinal: 163897521424 can be written as One hundred sixty-three billion, eight hundred ninety-seven million, five hundred twenty-one thousand, four hundred twenty-four.

Scientific notation

• Scientific notation: 1.63897521424 × 10¹¹

Factors of 163897521424

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 945980

Divisors of 163897521424

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 7 8 13 14 16 17 26 28 34 49 52 56 68 91 98 104 112 119 136 182 196 208 221 238 272 364 392 442 476 637 728 784 833 884 952 1274 1456 1547 1666 1768 1904 2548 3094 3332 3536 5096 6188 6664 10192 10829 12376 13328 21658 24752 43316 86632 173264 945941 1891882 3783764 6621587 7567528 12297233 13243174 15135056 16080997 24594466 26486348 32161994 46351109 49188932 52972696 64323988 86080631 92702218 98377864 105945392 112566979 128647976 172161262 185404436 196755728 209052961 225133958 257295952 344322524 370808872 418105922 450267916 602564417 688645048 741617744 787968853 836211844 900535832 1205128834 1377290096 1463370727 1575937706 1672423688 1801071664 2410257668 2926741454 3151875412 3344847376 4820515336 5853482908 6303750824 9641030672 10243595089 11706965816 12607501648 20487190178 23413931632 40974380356 81948760712 163897521424
• Sum of all divisors σ(n): 421212837528
• Sum of proper divisors (its aliquot sum) s(n): 257315316104
• 163897521424 is an abundant number, because the sum of its proper divisors (257315316104) is greater than itself. Its abundance is 93417794680

Bases of 163897521424

• Binary: 10011000101001000011011011010100010000₂
• Hexadecimal: 0x26290DB510
• Base-36: 23AKCOWG

Squares and roots of 163897521424

• 163897521424 squared (163897521424²) is 26862397528930538987776
• 163897521424 cubed (163897521424³) is 4402680374497897673556884234113024
• The square root of 163897521424 is 404842.5884513635
• The cube root of 163897521424 is 5472.5633206599

Scales and comparisons

• 163,897,521,424 seconds is equal to 5,211 years, 22 weeks, 4 days, 1 hour, 17 minutes, 4 seconds.
• To count from 1 to 163,897,521,424 would take you about ten thousand, four hundred twenty-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 163897521424 cubic inches would be around 456 feet tall.

Recreational maths with 163897521424

• 163897521424 backwards is 424125798361
• 163897521424 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 163897521424's digits is 52
• More coming soon!