40872729164405551

Names of 40872729164405551

• Cardinal: 40872729164405551 can be written as Forty quadrillion, eight hundred seventy-two trillion, seven hundred twenty-nine billion, one hundred sixty-four million, four hundred five thousand, five hundred fifty-one.

Scientific notation

• Scientific notation: 4.0872729164405551 × 10¹⁶

Factors of 40872729164405551

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 847

Divisors of 40872729164405551

• Number of divisors d(n): 144
• Complete list of divisors:
  1 7 17 29 61 119 203 289 427 493 733 841 1037 1769 2023 3451 5131 5887 7259 8381 12383 12461 14297 17629 21257 30073 44713 51301 58667 87227 100079 123403 148799 210511 211837 243049 312991 359107 361369 511241 537289 616453 760121 872117 1296677 1482859 1701343 2529583 3578687 3761023 4315171 5320847 6104819 6143273 9076739 9133913 10479701 12922057 14825989 15581381 22043509 32774629 37603633 43002911 63937391 73357907 90454399 103781923 109069667 154304563 155276521 178154917 229422403 263225431 264883477 374739653 393832837 451860049 557168693 639261761 950464241 1086935647 1247084419 1854184339 2623177571 2756829859 3163020343 3900180851 4474832327 4503019109 6653249687 6695158229 7681620833 9471867781 10867449937 11421152273 16157892097 24023803057 27563462989 31521133763 46866107603 53771345831 66303074467 76072149559 79948065911 113105244679 113817689893 130587554161 168166621399 192944240923 194159588641 274684165649 331213415917 408404651969 468578870813 696690288653 796723829251 914112879127 1359117120487 1922789159543 2318493911419 2858832563783 3280052095691 3300713006897 4876832020571 5630628070589 6942879083473 7965840803821 11843734907101 20204018370937 23104991048279 39414396494123 48600153584311 55760885626747 82906144349707 95720677200013 141428128596559 201343493420717 343468312305929 670044740400091 1409404453945019 2404278186141503 5838961309200793 40872729164405551
• Sum of all divisors σ(n): 52304978086304320
• Sum of proper divisors (its aliquot sum) s(n): 11432248921898769
• 40872729164405551 is a deficient number, because the sum of its proper divisors (11432248921898769) is less than itself. Its deficiency is 29440480242506782

Bases of 40872729164405551

• Binary: 10010001001101011000011111010110110110000101101100101111₂
• Hexadecimal: 0x913587D6D85B2F
• Base-36: B6G68K9W567

Squares and roots of 40872729164405551

• 40872729164405551 squared (40872729164405551²) is 1670579989346848091266543199613601
• 40872729164405551 cubed (40872729164405551³) is 68281163452049232676647377522573940984906059499151
• The square root of 40872729164405551 is 202170050.1172355919
• The cube root of 40872729164405551 is 344464.5595099571

Scales and comparisons

• 40,872,729,164,405,551 seconds is equal to 1,299,626,359 years, 40 weeks, 2 days, 9 hours, 32 minutes, 31 seconds.
• To count from 1 to 40,872,729,164,405,551 would take you about three billion, eight hundred ninety-eight million, eight hundred seventy-nine thousand and seventy-nine 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 40872729164405551 cubic inches would be around 28705.4 feet tall.

Recreational maths with 40872729164405551

• 40872729164405551 backwards is 15550446192727804
• The number of decimal digits it has is: 17
• The sum of 40872729164405551's digits is 70
• More coming soon!