420121337121

Names of 420121337121

• Cardinal: 420121337121 can be written as Four hundred twenty billion, one hundred twenty-one million, three hundred thirty-seven thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 4.20121337121 × 10¹¹

Factors of 420121337121

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 8601

Divisors of 420121337121

• Number of divisors d(n): 64
• Complete list of divisors:
  1 3 9 27 37 41 111 123 333 369 999 1107 1451 1517 4353 4551 7069 13059 13653 21207 39177 40959 53687 59491 63621 161061 178473 190863 261553 289829 483183 535419 784659 869487 1449549 1606257 2201167 2353977 2608461 6603501 7061931 7825383 10257119 10723673 19810503 30771357 32171019 59431509 92314071 96513057 276942213 289539171 379513403 420541879 1138540209 1261625637 3415620627 3784876911 10246861881 11354630733 15560049523 46680148569 140040445707 420121337121
• Sum of all divisors σ(n): 655358457600
• Sum of proper divisors (its aliquot sum) s(n): 235237120479
• 420121337121 is a deficient number, because the sum of its proper divisors (235237120479) is less than itself. Its deficiency is 184884216642

Bases of 420121337121

• Binary: 110000111010001001011101101110100100001₂
• Hexadecimal: 0x61D12EDD21
• Base-36: 5D01EAE9

Squares and roots of 420121337121

• 420121337121 squared (420121337121²) is 176501937904336932568641
• 420121337121 cubed (420121337121³) is 74152230156817744695641070033822561
• The square root of 420121337121 is 648167.6767017929
• The cube root of 420121337121 is 7489.5934909677

Scales and comparisons

• 420,121,337,121 seconds is equal to 13,358 years, 29 weeks, 11 hours, 25 minutes, 21 seconds.
• To count from 1 to 420,121,337,121 would take you about twenty-six thousand, seven hundred seventeen 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 420121337121 cubic inches would be around 624.1 feet tall.

Recreational maths with 420121337121

• 420121337121 backwards is 121733121024
• 420121337121 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 420121337121's digits is 27
• More coming soon!