4018525620921

Names of 4018525620921

• Cardinal: 4018525620921 can be written as Four trillion, eighteen billion, five hundred twenty-five million, six hundred twenty thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 4.018525620921 × 10¹²

Factors of 4018525620921

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 517

Divisors of 4018525620921

• Number of divisors d(n): 108
• Complete list of divisors:
  1 3 7 9 21 63 73 127 219 307 381 511 657 889 921 1143 1533 2149 2667 2763 4599 5329 6447 8001 9271 15987 19341 22411 27813 37303 38989 47961 64897 67233 83439 94249 111909 116967 156877 194691 201699 272923 282747 335727 350901 470631 584073 659743 676783 818769 848241 1411893 1636003 1979229 2030349 2456307 2846197 4737481 4908009 5937687 6091047 6880177 8538591 11452021 11969623 14212443 14724027 19923379 20640531 25615773 34356063 35908869 42637329 48161239 59770137 61921593 83787361 103068189 107726607 144483717 179310411 207772381 251362083 433451151 502252921 623317143 754086249 873782479 1454406667 1506758763 1869951429 2621347437 3515770447 4363220001 4520276289 6116477353 7864042311 10547311341 13089660003 18349432059 31641934023 55048296177 63786120967 191358362901 446502846769 574075088703 1339508540307 4018525620921
• Sum of all divisors σ(n): 6800987261952
• Sum of proper divisors (its aliquot sum) s(n): 2782461641031
• 4018525620921 is a deficient number, because the sum of its proper divisors (2782461641031) is less than itself. Its deficiency is 1236063979890

Bases of 4018525620921

• Binary: 111010011110100010110010101100101010111001₂
• Hexadecimal: 0x3A7A2CACAB9
• Base-36: 1FA32EDO9

Squares and roots of 4018525620921

• 4018525620921 squared (4018525620921²) is 16148548165998508592888241
• 4018525620921 cubed (4018525620921³) is 64893354545741832523196172669284489961
• The square root of 4018525620921 is 2004626.0551337249
• The cube root of 4018525620921 is 15898.4791089345

Scales and comparisons

• 4,018,525,620,921 seconds is equal to 127,776 years, 35 weeks, 4 days, 4 hours, 55 minutes, 21 seconds.
• To count from 1 to 4,018,525,620,921 would take you about three hundred nineteen thousand, four hundred forty-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 4018525620921 cubic inches would be around 1324.9 feet tall.

Recreational maths with 4018525620921

• 4018525620921 backwards is 1290265258104
• The number of decimal digits it has is: 13
• The sum of 4018525620921's digits is 45
• More coming soon!