2172107390642

Names of 2172107390642

• Cardinal: 2172107390642 can be written as Two trillion, one hundred seventy-two billion, one hundred seven million, three hundred ninety thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.172107390642 × 10¹²

Factors of 2172107390642

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 62

Divisors of 2172107390642

• Number of divisors d(n): 42
• Complete list of divisors:
  1 2 7 14 49 53 98 106 371 742 2597 2809 5194 5618 19663 39326 137641 148877 275282 297754 1042139 2084278 7294973 7890481 14589946 15780962 55233367 110466734 386633569 418195493 773267138 836390986 2927368451 5854736902 20491579157 22164361129 40983158314 44328722258 155150527903 310301055806 1086053695321 2172107390642
• Sum of all divisors σ(n): 3862992402153
• Sum of proper divisors (its aliquot sum) s(n): 1690885011511
• 2172107390642 is a deficient number, because the sum of its proper divisors (1690885011511) is less than itself. Its deficiency is 481222379131

Bases of 2172107390642

• Binary: 11111100110111011101100000111111010110010₂
• Hexadecimal: 0x1F9BBB07EB2
• Base-36: RPUONP2Q

Squares and roots of 2172107390642

• 2172107390642 squared (2172107390642²) is 4718050516481597989172164
• 2172107390642 cubed (2172107390642³) is 10248112396271984222871183315740489288
• The square root of 2172107390642 is 1473807.1076779351
• The cube root of 2172107390642 is 12950.7155443921
• Being both a perfect square and a perfect cube, 2172107390642 is also a perfect sixth number.

Scales and comparisons

• 2,172,107,390,642 seconds is equal to 69,066 years, 15 weeks, 2 days, 20 hours, 4 minutes, 2 seconds.
• To count from 1 to 2,172,107,390,642 would take you about one hundred seventy-two thousand, six hundred sixty-five 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 2172107390642 cubic inches would be around 1079.2 feet tall.

Recreational maths with 2172107390642

• 2172107390642 backwards is 2460937012712
• The number of decimal digits it has is: 13
• The sum of 2172107390642's digits is 44
• More coming soon!